|  | /* | 
|  | * SMP parsing unit-tests | 
|  | * | 
|  | * Copyright (c) 2021 Huawei Technologies Co., Ltd | 
|  | * | 
|  | * Authors: | 
|  | *  Yanan Wang <wangyanan55@huawei.com> | 
|  | * | 
|  | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. | 
|  | * See the COPYING.LIB file in the top-level directory. | 
|  | */ | 
|  |  | 
|  | #include "qemu/osdep.h" | 
|  | #include "qom/object.h" | 
|  | #include "qemu/module.h" | 
|  | #include "qapi/error.h" | 
|  |  | 
|  | #include "hw/boards.h" | 
|  |  | 
|  | #define T true | 
|  | #define F false | 
|  |  | 
|  | #define MIN_CPUS 1    /* set the min CPUs supported by the machine as 1 */ | 
|  | #define MAX_CPUS 4096 /* set the max CPUs supported by the machine as 4096 */ | 
|  |  | 
|  | #define SMP_MACHINE_NAME "TEST-SMP" | 
|  |  | 
|  | /* | 
|  | * Used to define the generic 3-level CPU topology hierarchy | 
|  | *  -sockets/cores/threads | 
|  | */ | 
|  | #define SMP_CONFIG_GENERIC(ha, a, hb, b, hc, c, hd, d, he, e) \ | 
|  | {                                                     \ | 
|  | .has_cpus    = ha, .cpus    = a,                  \ | 
|  | .has_sockets = hb, .sockets = b,                  \ | 
|  | .has_cores   = hc, .cores   = c,                  \ | 
|  | .has_threads = hd, .threads = d,                  \ | 
|  | .has_maxcpus = he, .maxcpus = e,                  \ | 
|  | } | 
|  |  | 
|  | #define CPU_TOPOLOGY_GENERIC(a, b, c, d, e)                   \ | 
|  | {                                                     \ | 
|  | .cpus     = a,                                    \ | 
|  | .sockets  = b,                                    \ | 
|  | .cores    = c,                                    \ | 
|  | .threads  = d,                                    \ | 
|  | .max_cpus = e,                                    \ | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Currently a 5-level topology hierarchy is supported on PC machines | 
|  | *  -sockets/dies/modules/cores/threads | 
|  | */ | 
|  | #define SMP_CONFIG_WITH_MODS_DIES(ha, a, hb, b, hc, c, hd, d, \ | 
|  | he, e, hf, f, hg, g)        \ | 
|  | {                                                     \ | 
|  | .has_cpus    = ha, .cpus    = a,                  \ | 
|  | .has_sockets = hb, .sockets = b,                  \ | 
|  | .has_dies    = hc, .dies    = c,                  \ | 
|  | .has_modules = hd, .modules = d,                  \ | 
|  | .has_cores   = he, .cores   = e,                  \ | 
|  | .has_threads = hf, .threads = f,                  \ | 
|  | .has_maxcpus = hg, .maxcpus = g,                  \ | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Currently a 4-level topology hierarchy is supported on ARM virt machines | 
|  | *  -sockets/clusters/cores/threads | 
|  | */ | 
|  | #define SMP_CONFIG_WITH_CLUSTERS(ha, a, hb, b, hc, c, hd, d, he, e, hf, f) \ | 
|  | {                                                     \ | 
|  | .has_cpus     = ha, .cpus     = a,                \ | 
|  | .has_sockets  = hb, .sockets  = b,                \ | 
|  | .has_clusters = hc, .clusters = c,                \ | 
|  | .has_cores    = hd, .cores    = d,                \ | 
|  | .has_threads  = he, .threads  = e,                \ | 
|  | .has_maxcpus  = hf, .maxcpus  = f,                \ | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Currently a 5-level topology hierarchy is supported on s390 ccw machines | 
|  | *  -drawers/books/sockets/cores/threads | 
|  | */ | 
|  | #define SMP_CONFIG_WITH_BOOKS_DRAWERS(ha, a, hb, b, hc, c, hd, \ | 
|  | d, he, e, hf, f, hg, g)  \ | 
|  | {                                                      \ | 
|  | .has_cpus     = ha, .cpus     = a,                 \ | 
|  | .has_drawers  = hb, .drawers  = b,                 \ | 
|  | .has_books    = hc, .books    = c,                 \ | 
|  | .has_sockets  = hd, .sockets  = d,                 \ | 
|  | .has_cores    = he, .cores    = e,                 \ | 
|  | .has_threads  = hf, .threads  = f,                 \ | 
|  | .has_maxcpus  = hg, .maxcpus  = g,                 \ | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Currently QEMU supports up to a 8-level topology hierarchy, which is the | 
|  | * QEMU's unified abstract representation of CPU topology. | 
|  | *  -drawers/books/sockets/dies/clusters/modules/cores/threads | 
|  | */ | 
|  | #define SMP_CONFIG_WITH_FULL_TOPO(a, b, c, d, e, f, g, h, i, j) \ | 
|  | {                                                       \ | 
|  | .has_cpus     = true, .cpus     = a,                \ | 
|  | .has_drawers  = true, .drawers  = b,                \ | 
|  | .has_books    = true, .books    = c,                \ | 
|  | .has_sockets  = true, .sockets  = d,                \ | 
|  | .has_dies     = true, .dies     = e,                \ | 
|  | .has_clusters = true, .clusters = f,                \ | 
|  | .has_modules  = true, .modules  = g,                \ | 
|  | .has_cores    = true, .cores    = h,                \ | 
|  | .has_threads  = true, .threads  = i,                \ | 
|  | .has_maxcpus  = true, .maxcpus  = j,                \ | 
|  | } | 
|  |  | 
|  | /** | 
|  | * @config - the given SMP configuration | 
|  | * @expect_prefer_sockets - the expected parsing result for the | 
|  | * valid configuration, when sockets are preferred over cores | 
|  | * @expect_prefer_cores - the expected parsing result for the | 
|  | * valid configuration, when cores are preferred over sockets | 
|  | * @expect_error - the expected error report when the given | 
|  | * configuration is invalid | 
|  | */ | 
|  | typedef struct SMPTestData { | 
|  | SMPConfiguration config; | 
|  | CpuTopology expect_prefer_sockets; | 
|  | CpuTopology expect_prefer_cores; | 
|  | const char *expect_error; | 
|  | } SMPTestData; | 
|  |  | 
|  | /* | 
|  | * List all the possible valid sub-collections of the generic 5 | 
|  | * topology parameters (i.e. cpus/maxcpus/sockets/cores/threads), | 
|  | * then test the automatic calculation algorithm of the missing | 
|  | * values in the parser. | 
|  | */ | 
|  | static const struct SMPTestData data_generic_valid[] = { | 
|  | { | 
|  | /* config: no configuration provided | 
|  | * expect: cpus=1,sockets=1,cores=1,threads=1,maxcpus=1 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, F, 0, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(1, 1, 1, 1, 1), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(1, 1, 1, 1, 1), | 
|  | }, { | 
|  | /* config: -smp 8 | 
|  | * prefer_sockets: cpus=8,sockets=8,cores=1,threads=1,maxcpus=8 | 
|  | * prefer_cores: cpus=8,sockets=1,cores=8,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, F, 0, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 8, 1, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 8, 1, 8), | 
|  | }, { | 
|  | /* config: -smp sockets=2 | 
|  | * expect: cpus=2,sockets=2,cores=1,threads=1,maxcpus=2 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, F, 0, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(2, 2, 1, 1, 2), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(2, 2, 1, 1, 2), | 
|  | }, { | 
|  | /* config: -smp cores=4 | 
|  | * expect: cpus=4,sockets=1,cores=4,threads=1,maxcpus=4 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, T, 4, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(4, 1, 4, 1, 4), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(4, 1, 4, 1, 4), | 
|  | }, { | 
|  | /* config: -smp threads=2 | 
|  | * expect: cpus=2,sockets=1,cores=1,threads=2,maxcpus=2 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, F, 0, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(2, 1, 1, 2, 2), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(2, 1, 1, 2, 2), | 
|  | }, { | 
|  | /* config: -smp maxcpus=16 | 
|  | * prefer_sockets: cpus=16,sockets=16,cores=1,threads=1,maxcpus=16 | 
|  | * prefer_cores: cpus=16,sockets=1,cores=16,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, F, 0, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 16, 1, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 1, 16, 1, 16), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, F, 0, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | }, { | 
|  | /* config: -smp 8,cores=4 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, T, 4, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | }, { | 
|  | /* config: -smp 8,threads=2 | 
|  | * prefer_sockets: cpus=8,sockets=4,cores=1,threads=2,maxcpus=8 | 
|  | * prefer_cores: cpus=8,sockets=1,cores=4,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, F, 0, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 4, 1, 2, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 4, 2, 8), | 
|  | }, { | 
|  | /* config: -smp 8,maxcpus=16 | 
|  | * prefer_sockets: cpus=8,sockets=16,cores=1,threads=1,maxcpus=16 | 
|  | * prefer_cores: cpus=8,sockets=1,cores=16,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, F, 0, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 16, 1, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 16, 1, 16), | 
|  | }, { | 
|  | /* config: -smp sockets=2,cores=4 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, T, 4, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | }, { | 
|  | /* config: -smp sockets=2,threads=2 | 
|  | * expect: cpus=4,sockets=2,cores=1,threads=2,maxcpus=4 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, F, 0, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(4, 2, 1, 2, 4), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(4, 2, 1, 2, 4), | 
|  | }, { | 
|  | /* config: -smp sockets=2,maxcpus=16 | 
|  | * expect: cpus=16,sockets=2,cores=8,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, F, 0, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 8, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 8, 1, 16), | 
|  | }, { | 
|  | /* config: -smp cores=4,threads=2 | 
|  | * expect: cpus=8,sockets=1,cores=4,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, T, 4, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 1, 4, 2, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 4, 2, 8), | 
|  | }, { | 
|  | /* config: -smp cores=4,maxcpus=16 | 
|  | * expect: cpus=16,sockets=4,cores=4,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, T, 4, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 4, 4, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 4, 4, 1, 16), | 
|  | }, { | 
|  | /* config: -smp threads=2,maxcpus=16 | 
|  | * prefer_sockets: cpus=16,sockets=8,cores=1,threads=2,maxcpus=16 | 
|  | * prefer_cores: cpus=16,sockets=1,cores=8,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, F, 0, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 8, 1, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 1, 8, 2, 16), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,cores=4 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, T, 4, F, 0, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,threads=2 | 
|  | * expect: cpus=8,sockets=2,cores=2,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, F, 0, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 2, 2, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 2, 2, 8), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,maxcpus=16 | 
|  | * expect: cpus=8,sockets=2,cores=8,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, F, 0, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 8, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 8, 1, 16), | 
|  | }, { | 
|  | /* config: -smp 8,cores=4,threads=2 | 
|  | * expect: cpus=8,sockets=1,cores=4,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, T, 4, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 1, 4, 2, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 4, 2, 8), | 
|  | }, { | 
|  | /* config: -smp 8,cores=4,maxcpus=16 | 
|  | * expect: cpus=8,sockets=4,cores=4,threads=1,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, T, 4, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 4, 4, 1, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 4, 4, 1, 16), | 
|  | }, { | 
|  | /* config: -smp 8,threads=2,maxcpus=16 | 
|  | * prefer_sockets: cpus=8,sockets=8,cores=1,threads=2,maxcpus=16 | 
|  | * prefer_cores: cpus=8,sockets=1,cores=8,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, F, 0, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 8, 1, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 1, 8, 2, 16), | 
|  | }, { | 
|  | /* config: -smp sockets=2,cores=4,threads=2 | 
|  | * expect: cpus=16,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, T, 4, T, 2, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp sockets=2,cores=4,maxcpus=16 | 
|  | * expect: cpus=16,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, T, 4, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp sockets=2,threads=2,maxcpus=16 | 
|  | * expect: cpus=16,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, F, 0, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp cores=4,threads=2,maxcpus=16 | 
|  | * expect: cpus=16,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, F, 0, T, 4, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,cores=4,threads=1 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=1,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, T, 4, T, 1, F, 0), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 1, 8), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,cores=4,maxcpus=16 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, T, 4, F, 0, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,threads=2,maxcpus=16 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, F, 0, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp 8,cores=4,threads=2,maxcpus=16 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, F, 0, T, 4, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp sockets=2,cores=4,threads=2,maxcpus=16 | 
|  | * expect: cpus=16,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(F, 0, T, 2, T, 4, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(16, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,cores=4,threads=2,maxcpus=16 | 
|  | * expect: cpus=8,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, T, 4, T, 2, T, 16), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 4, 2, 16), | 
|  | }, { | 
|  | /* | 
|  | * Unsupported parameters are always allowed to be set to '1' | 
|  | * config: | 
|  | *   -smp 8,drawers=1,books=1,sockets=2,dies=1,clusters=1,modules=1,\ | 
|  | *        cores=2,threads=2,maxcpus=8 | 
|  | * expect: cpus=8,sockets=2,cores=2,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(8, 1, 1, 2, 1, 1, 1, 2, 2, 8), | 
|  | .expect_prefer_sockets = CPU_TOPOLOGY_GENERIC(8, 2, 2, 2, 8), | 
|  | .expect_prefer_cores   = CPU_TOPOLOGY_GENERIC(8, 2, 2, 2, 8), | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_generic_invalid[] = { | 
|  | { | 
|  | /* config: -smp 2,modules=2 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 2, F, 0, F, 0, T, 2, | 
|  | F, 0, F, 0, F, 0), | 
|  | .expect_error = "modules > 1 not supported by this machine's CPU topology", | 
|  | }, { | 
|  | /* config: -smp 2,dies=2 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 2, F, 0, T, 2, F, 0, | 
|  | F, 0, F, 0, F, 0), | 
|  | .expect_error = "dies > 1 not supported by this machine's CPU topology", | 
|  | }, { | 
|  | /* config: -smp 2,clusters=2 */ | 
|  | .config = SMP_CONFIG_WITH_CLUSTERS(T, 2, F, 0, T, 2, F, 0, F, 0, F, 0), | 
|  | .expect_error = "clusters > 1 not supported by this machine's CPU topology", | 
|  | }, { | 
|  | /* config: -smp 2,books=2 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 2, F, 0, T, 2, F, | 
|  | 0, F, 0, F, 0, F, 0), | 
|  | .expect_error = "books > 1 not supported by this machine's CPU topology", | 
|  | }, { | 
|  | /* config: -smp 2,drawers=2 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 2, T, 2, F, 0, F, | 
|  | 0, F, 0, F, 0, F, 0), | 
|  | .expect_error = "drawers > 1 not supported by this machine's CPU topology", | 
|  | }, { | 
|  | /* config: -smp 8,sockets=2,cores=4,threads=2,maxcpus=8 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 8, T, 2, T, 4, T, 2, T, 8), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "sockets (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (8)", | 
|  | }, { | 
|  | /* config: -smp 18,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 18, T, 2, T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "sockets (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (16) < smp_cpus (18)", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 1 | 
|  | * The test machine should tweak the supported min CPUs to | 
|  | * 2 (MIN_CPUS + 1) for testing. | 
|  | */ | 
|  | .config = SMP_CONFIG_GENERIC(T, MIN_CPUS, F, 0, F, 0, F, 0, F, 0), | 
|  | .expect_error = "Invalid SMP CPUs 1. The min CPUs supported " | 
|  | "by machine '" SMP_MACHINE_NAME "' is 2", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 4096 | 
|  | * The test machine should tweak the supported max CPUs to | 
|  | * 4095 (MAX_CPUS - 1) for testing. | 
|  | */ | 
|  | .config = SMP_CONFIG_GENERIC(T, 4096, F, 0, F, 0, F, 0, F, 0), | 
|  | .expect_error = "Invalid SMP CPUs 4096. The max CPUs supported " | 
|  | "by machine '" SMP_MACHINE_NAME "' is 4095", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_modules_invalid[] = { | 
|  | { | 
|  | /* config: -smp 16,sockets=2,modules=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 16, T, 2, F, 0, T, 2, | 
|  | T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "sockets (2) * modules (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (16)", | 
|  | }, { | 
|  | /* config: -smp 34,sockets=2,modules=2,cores=4,threads=2,maxcpus=32 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 34, T, 2, F, 0, T, 2, | 
|  | T, 4, T, 2, T, 32), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "sockets (2) * modules (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (32) < smp_cpus (34)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_dies_invalid[] = { | 
|  | { | 
|  | /* config: -smp 16,sockets=2,dies=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 16, T, 2, T, 2, F, 0, | 
|  | T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "sockets (2) * dies (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (16)", | 
|  | }, { | 
|  | /* config: -smp 34,sockets=2,dies=2,cores=4,threads=2,maxcpus=32 */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 34, T, 2, T, 2, F, 0, | 
|  | T, 4, T, 2, T, 32), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "sockets (2) * dies (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (32) < smp_cpus (34)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_modules_dies_invalid[] = { | 
|  | { | 
|  | /* | 
|  | * config: -smp 200,sockets=3,dies=5,modules=2,cores=4,\ | 
|  | * threads=2,maxcpus=200 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 200, T, 3, T, 5, T, | 
|  | 2, T, 4, T, 2, T, 200), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "sockets (3) * dies (5) * modules (2) * " | 
|  | "cores (4) * threads (2) != maxcpus (200)", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 242,sockets=3,dies=5,modules=2,cores=4,\ | 
|  | * threads=2,maxcpus=240 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_MODS_DIES(T, 242, T, 3, T, 5, T, | 
|  | 2, T, 4, T, 2, T, 240), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "sockets (3) * dies (5) * modules (2) * " | 
|  | "cores (4) * threads (2) " | 
|  | "== maxcpus (240) < smp_cpus (242)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_clusters_invalid[] = { | 
|  | { | 
|  | /* config: -smp 16,sockets=2,clusters=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_WITH_CLUSTERS(T, 16, T, 2, T, 2, T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "sockets (2) * clusters (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (16)", | 
|  | }, { | 
|  | /* config: -smp 34,sockets=2,clusters=2,cores=4,threads=2,maxcpus=32 */ | 
|  | .config = SMP_CONFIG_WITH_CLUSTERS(T, 34, T, 2, T, 2, T, 4, T, 2, T, 32), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "sockets (2) * clusters (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (32) < smp_cpus (34)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_books_invalid[] = { | 
|  | { | 
|  | /* config: -smp 16,books=2,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 16, F, 0, T, 2, T, | 
|  | 2, T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "books (2) * sockets (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (16)", | 
|  | }, { | 
|  | /* config: -smp 34,books=2,sockets=2,cores=4,threads=2,maxcpus=32 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 34, F, 0, T, 2, T, | 
|  | 2, T, 4, T, 2, T, 32), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "books (2) * sockets (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (32) < smp_cpus (34)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_drawers_invalid[] = { | 
|  | { | 
|  | /* config: -smp 16,drawers=2,sockets=2,cores=4,threads=2,maxcpus=16 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 16, T, 2, F, 0, T, | 
|  | 2, T, 4, T, 2, T, 16), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "drawers (2) * sockets (2) * cores (4) * threads (2) " | 
|  | "!= maxcpus (16)", | 
|  | }, { | 
|  | /* config: -smp 34,drawers=2,sockets=2,cores=4,threads=2,maxcpus=32 */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 34, T, 2, F, 0, T, | 
|  | 2, T, 4, T, 2, T, 32), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "drawers (2) * sockets (2) * cores (4) * threads (2) " | 
|  | "== maxcpus (32) < smp_cpus (34)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_with_drawers_books_invalid[] = { | 
|  | { | 
|  | /* | 
|  | * config: -smp 200,drawers=3,books=5,sockets=2,cores=4,\ | 
|  | *              threads=2,maxcpus=200 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 200, T, 3, T, 5, T, | 
|  | 2, T, 4, T, 2, T, 200), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "drawers (3) * books (5) * sockets (2) * " | 
|  | "cores (4) * threads (2) != maxcpus (200)", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 242,drawers=3,books=5,sockets=2,cores=4,\ | 
|  | *              threads=2,maxcpus=240 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_BOOKS_DRAWERS(T, 242, T, 3, T, 5, T, | 
|  | 2, T, 4, T, 2, T, 240), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "drawers (3) * books (5) * sockets (2) * " | 
|  | "cores (4) * threads (2) " | 
|  | "== maxcpus (240) < smp_cpus (242)", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_full_topo_invalid[] = { | 
|  | { | 
|  | /* | 
|  | * config: -smp 200,drawers=3,books=5,sockets=2,dies=4,\ | 
|  | *              clusters=2,modules=3,cores=7,threads=2,\ | 
|  | *              maxcpus=200 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(200, 3, 5, 2, 4, 2, 3, 7, 2, 200), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "product of the hierarchy must match maxcpus: " | 
|  | "drawers (3) * books (5) * sockets (2) * dies (4) * " | 
|  | "clusters (2) * modules (3) * cores (7) * threads (2) " | 
|  | "!= maxcpus (200)", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 2881,drawers=3,books=5,sockets=2,dies=4,\ | 
|  | *              clusters=2,modules=3,cores=2,threads=2, | 
|  | *              maxcpus=2880 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(2881, 3, 5, 2, 4, | 
|  | 2, 3, 2, 2, 2880), | 
|  | .expect_error = "Invalid CPU topology: " | 
|  | "maxcpus must be equal to or greater than smp: " | 
|  | "drawers (3) * books (5) * sockets (2) * " | 
|  | "dies (4) * clusters (2) * modules (3) * " | 
|  | "cores (2) * threads (2) == maxcpus (2880) " | 
|  | "< smp_cpus (2881)", | 
|  | }, { | 
|  | /* | 
|  | * config: -smp 1,drawers=3,books=5,sockets=2,dies=4,\ | 
|  | *              clusters=2,modules=3,cores=3,threads=3,\ | 
|  | *              maxcpus=6480 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 3, 5, 2, 4, 2, 3, 3, 3, 6480), | 
|  | .expect_error = "Invalid SMP CPUs 6480. The max CPUs supported " | 
|  | "by machine '" SMP_MACHINE_NAME "' is 4096", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static const struct SMPTestData data_zero_topo_invalid[] = { | 
|  | { | 
|  | /* | 
|  | * Test "cpus=0". | 
|  | * config: -smp 0,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(0, 1, 1, 1, 1, 1, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "drawers=0". | 
|  | * config: -smp 1,drawers=0,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 0, 1, 1, 1, 1, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "books=0". | 
|  | * config: -smp 1,drawers=1,books=0,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 0, 1, 1, 1, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "sockets=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=0,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1, | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 0, 1, 1, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "dies=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=0,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 0, 1, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "clusters=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=0,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 1, 0, 1, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "modules=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=0,cores=1,threads=1,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 1, 1, 0, 1, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "cores=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=0,threads=1, | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 1, 1, 1, 0, 1, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "threads=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=0,\ | 
|  | *              maxcpus=1 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 1, 1, 1, 1, 0, 1), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, { | 
|  | /* | 
|  | * Test "maxcpus=0". | 
|  | * config: -smp 1,drawers=1,books=1,sockets=1,dies=1,\ | 
|  | *              clusters=1,modules=1,cores=1,threads=1,\ | 
|  | *              maxcpus=0 | 
|  | */ | 
|  | .config = SMP_CONFIG_WITH_FULL_TOPO(1, 1, 1, 1, 1, 1, 1, 1, 1, 0), | 
|  | .expect_error = "Invalid CPU topology: CPU topology parameters must " | 
|  | "be greater than zero", | 
|  | }, | 
|  | }; | 
|  |  | 
|  | static char *smp_config_to_string(const SMPConfiguration *config) | 
|  | { | 
|  | return g_strdup_printf( | 
|  | "(SMPConfiguration) {\n" | 
|  | "    .has_cpus     = %5s, cpus     = %" PRId64 ",\n" | 
|  | "    .has_drawers  = %5s, drawers  = %" PRId64 ",\n" | 
|  | "    .has_books    = %5s, books    = %" PRId64 ",\n" | 
|  | "    .has_sockets  = %5s, sockets  = %" PRId64 ",\n" | 
|  | "    .has_dies     = %5s, dies     = %" PRId64 ",\n" | 
|  | "    .has_clusters = %5s, clusters = %" PRId64 ",\n" | 
|  | "    .has_modules  = %5s, modules  = %" PRId64 ",\n" | 
|  | "    .has_cores    = %5s, cores    = %" PRId64 ",\n" | 
|  | "    .has_threads  = %5s, threads  = %" PRId64 ",\n" | 
|  | "    .has_maxcpus  = %5s, maxcpus  = %" PRId64 ",\n" | 
|  | "}", | 
|  | config->has_cpus ? "true" : "false", config->cpus, | 
|  | config->has_drawers ? "true" : "false", config->drawers, | 
|  | config->has_books ? "true" : "false", config->books, | 
|  | config->has_sockets ? "true" : "false", config->sockets, | 
|  | config->has_dies ? "true" : "false", config->dies, | 
|  | config->has_clusters ? "true" : "false", config->clusters, | 
|  | config->has_modules ? "true" : "false", config->modules, | 
|  | config->has_cores ? "true" : "false", config->cores, | 
|  | config->has_threads ? "true" : "false", config->threads, | 
|  | config->has_maxcpus ? "true" : "false", config->maxcpus); | 
|  | } | 
|  |  | 
|  | /* Use the different calculation than machine_topo_get_threads_per_socket(). */ | 
|  | static unsigned int cpu_topology_get_threads_per_socket(const CpuTopology *topo) | 
|  | { | 
|  | /* Check the divisor to avoid invalid topology examples causing SIGFPE. */ | 
|  | if (!topo->drawers || !topo->books || !topo->sockets) { | 
|  | return 0; | 
|  | } else { | 
|  | return topo->max_cpus / topo->drawers / topo->books / topo->sockets; | 
|  | } | 
|  | } | 
|  |  | 
|  | /* Use the different calculation than machine_topo_get_cores_per_socket(). */ | 
|  | static unsigned int cpu_topology_get_cores_per_socket(const CpuTopology *topo) | 
|  | { | 
|  | /* Check the divisor to avoid invalid topology examples causing SIGFPE. */ | 
|  | if (!topo->threads) { | 
|  | return 0; | 
|  | } else { | 
|  | return cpu_topology_get_threads_per_socket(topo) / topo->threads; | 
|  | } | 
|  | } | 
|  |  | 
|  | static char *cpu_topology_to_string(const CpuTopology *topo, | 
|  | unsigned int threads_per_socket, | 
|  | unsigned int cores_per_socket, | 
|  | bool has_clusters) | 
|  | { | 
|  | return g_strdup_printf( | 
|  | "(CpuTopology) {\n" | 
|  | "    .cpus               = %u,\n" | 
|  | "    .drawers            = %u,\n" | 
|  | "    .books              = %u,\n" | 
|  | "    .sockets            = %u,\n" | 
|  | "    .dies               = %u,\n" | 
|  | "    .clusters           = %u,\n" | 
|  | "    .modules            = %u,\n" | 
|  | "    .cores              = %u,\n" | 
|  | "    .threads            = %u,\n" | 
|  | "    .max_cpus           = %u,\n" | 
|  | "    .threads_per_socket = %u,\n" | 
|  | "    .cores_per_socket   = %u,\n" | 
|  | "    .has_clusters       = %s,\n" | 
|  | "}", | 
|  | topo->cpus, topo->drawers, topo->books, | 
|  | topo->sockets, topo->dies, topo->clusters, | 
|  | topo->modules, topo->cores, topo->threads, | 
|  | topo->max_cpus, threads_per_socket, cores_per_socket, | 
|  | has_clusters ? "true" : "false"); | 
|  | } | 
|  |  | 
|  | static void check_parse(MachineState *ms, const SMPConfiguration *config, | 
|  | const CpuTopology *expect_topo, const char *expect_err, | 
|  | bool is_valid) | 
|  | { | 
|  | MachineClass *mc = MACHINE_GET_CLASS(ms); | 
|  | g_autofree char *config_str = smp_config_to_string(config); | 
|  | g_autofree char *expect_topo_str = NULL, *output_topo_str = NULL; | 
|  | unsigned int expect_threads_per_socket, expect_cores_per_socket; | 
|  | unsigned int ms_threads_per_socket, ms_cores_per_socket; | 
|  | Error *err = NULL; | 
|  |  | 
|  | expect_threads_per_socket = | 
|  | cpu_topology_get_threads_per_socket(expect_topo); | 
|  | expect_cores_per_socket = | 
|  | cpu_topology_get_cores_per_socket(expect_topo); | 
|  | expect_topo_str = cpu_topology_to_string(expect_topo, | 
|  | expect_threads_per_socket, | 
|  | expect_cores_per_socket, | 
|  | config->has_clusters); | 
|  |  | 
|  | /* call the generic parser */ | 
|  | machine_parse_smp_config(ms, config, &err); | 
|  |  | 
|  | ms_threads_per_socket = machine_topo_get_threads_per_socket(ms); | 
|  | ms_cores_per_socket = machine_topo_get_cores_per_socket(ms); | 
|  | output_topo_str = cpu_topology_to_string(&ms->smp, | 
|  | ms_threads_per_socket, | 
|  | ms_cores_per_socket, | 
|  | mc->smp_props.has_clusters); | 
|  |  | 
|  | /* when the configuration is supposed to be valid */ | 
|  | if (is_valid) { | 
|  | if ((err == NULL) && | 
|  | (ms->smp.cpus == expect_topo->cpus) && | 
|  | (ms->smp.drawers == expect_topo->drawers) && | 
|  | (ms->smp.books == expect_topo->books) && | 
|  | (ms->smp.sockets == expect_topo->sockets) && | 
|  | (ms->smp.dies == expect_topo->dies) && | 
|  | (ms->smp.clusters == expect_topo->clusters) && | 
|  | (ms->smp.modules == expect_topo->modules) && | 
|  | (ms->smp.cores == expect_topo->cores) && | 
|  | (ms->smp.threads == expect_topo->threads) && | 
|  | (ms->smp.max_cpus == expect_topo->max_cpus) && | 
|  | (ms_threads_per_socket == expect_threads_per_socket) && | 
|  | (ms_cores_per_socket == expect_cores_per_socket) && | 
|  | (mc->smp_props.has_clusters == config->has_clusters)) { | 
|  | return; | 
|  | } | 
|  |  | 
|  | if (err != NULL) { | 
|  | g_printerr("Test smp_parse failed!\n" | 
|  | "Input configuration: %s\n" | 
|  | "Should be valid: yes\n" | 
|  | "Expected topology: %s\n\n" | 
|  | "Result is valid: no\n" | 
|  | "Output error report: %s\n", | 
|  | config_str, expect_topo_str, error_get_pretty(err)); | 
|  | goto end; | 
|  | } | 
|  |  | 
|  | g_printerr("Test smp_parse failed!\n" | 
|  | "Input configuration: %s\n" | 
|  | "Should be valid: yes\n" | 
|  | "Expected topology: %s\n\n" | 
|  | "Result is valid: yes\n" | 
|  | "Output topology: %s\n", | 
|  | config_str, expect_topo_str, output_topo_str); | 
|  | goto end; | 
|  | } | 
|  |  | 
|  | /* when the configuration is supposed to be invalid */ | 
|  | if (err != NULL) { | 
|  | if (expect_err == NULL || | 
|  | g_str_equal(expect_err, error_get_pretty(err))) { | 
|  | error_free(err); | 
|  | return; | 
|  | } | 
|  |  | 
|  | g_printerr("Test smp_parse failed!\n" | 
|  | "Input configuration: %s\n" | 
|  | "Should be valid: no\n" | 
|  | "Expected error report: %s\n\n" | 
|  | "Result is valid: no\n" | 
|  | "Output error report: %s\n", | 
|  | config_str, expect_err, error_get_pretty(err)); | 
|  | goto end; | 
|  | } | 
|  |  | 
|  | g_printerr("Test smp_parse failed!\n" | 
|  | "Input configuration: %s\n" | 
|  | "Should be valid: no\n" | 
|  | "Expected error report: %s\n\n" | 
|  | "Result is valid: yes\n" | 
|  | "Output topology: %s\n", | 
|  | config_str, expect_err, output_topo_str); | 
|  |  | 
|  | end: | 
|  | if (err != NULL) { | 
|  | error_free(err); | 
|  | } | 
|  |  | 
|  | abort(); | 
|  | } | 
|  |  | 
|  | static void smp_parse_test(MachineState *ms, SMPTestData *data, bool is_valid) | 
|  | { | 
|  | MachineClass *mc = MACHINE_GET_CLASS(ms); | 
|  |  | 
|  | mc->smp_props.prefer_sockets = true; | 
|  | check_parse(ms, &data->config, &data->expect_prefer_sockets, | 
|  | data->expect_error, is_valid); | 
|  |  | 
|  | mc->smp_props.prefer_sockets = false; | 
|  | check_parse(ms, &data->config, &data->expect_prefer_cores, | 
|  | data->expect_error, is_valid); | 
|  | } | 
|  |  | 
|  | /* The parsed results of the unsupported parameters should be 1 */ | 
|  | static void unsupported_params_init(const MachineClass *mc, SMPTestData *data) | 
|  | { | 
|  | if (!mc->smp_props.modules_supported) { | 
|  | data->expect_prefer_sockets.modules = 1; | 
|  | data->expect_prefer_cores.modules = 1; | 
|  | } | 
|  |  | 
|  | if (!mc->smp_props.dies_supported) { | 
|  | data->expect_prefer_sockets.dies = 1; | 
|  | data->expect_prefer_cores.dies = 1; | 
|  | } | 
|  |  | 
|  | if (!mc->smp_props.clusters_supported) { | 
|  | data->expect_prefer_sockets.clusters = 1; | 
|  | data->expect_prefer_cores.clusters = 1; | 
|  | } | 
|  |  | 
|  | if (!mc->smp_props.books_supported) { | 
|  | data->expect_prefer_sockets.books = 1; | 
|  | data->expect_prefer_cores.books = 1; | 
|  | } | 
|  |  | 
|  | if (!mc->smp_props.drawers_supported) { | 
|  | data->expect_prefer_sockets.drawers = 1; | 
|  | data->expect_prefer_cores.drawers = 1; | 
|  | } | 
|  | } | 
|  |  | 
|  | static void machine_base_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->min_cpus = MIN_CPUS; | 
|  | mc->max_cpus = MAX_CPUS; | 
|  |  | 
|  | mc->name = g_strdup(SMP_MACHINE_NAME); | 
|  | } | 
|  |  | 
|  | static void machine_generic_invalid_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | /* Force invalid min CPUs and max CPUs */ | 
|  | mc->min_cpus = MIN_CPUS + 1; | 
|  | mc->max_cpus = MAX_CPUS - 1; | 
|  | } | 
|  |  | 
|  | static void machine_with_modules_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.modules_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_dies_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.dies_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_modules_dies_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.modules_supported = true; | 
|  | mc->smp_props.dies_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_clusters_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.clusters_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_books_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.books_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_drawers_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.drawers_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_with_drawers_books_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.drawers_supported = true; | 
|  | mc->smp_props.books_supported = true; | 
|  | } | 
|  |  | 
|  | static void machine_full_topo_class_init(ObjectClass *oc, void *data) | 
|  | { | 
|  | MachineClass *mc = MACHINE_CLASS(oc); | 
|  |  | 
|  | mc->smp_props.drawers_supported = true; | 
|  | mc->smp_props.books_supported = true; | 
|  | mc->smp_props.dies_supported = true; | 
|  | mc->smp_props.clusters_supported = true; | 
|  | mc->smp_props.modules_supported = true; | 
|  | } | 
|  |  | 
|  | static void test_generic_valid(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_generic_invalid(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_invalid); i++) { | 
|  | data = data_generic_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_modules(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_modules = 2; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* when modules parameter is omitted, it will be set as 1 */ | 
|  | data.expect_prefer_sockets.modules = 1; | 
|  | data.expect_prefer_cores.modules = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when modules parameter is specified */ | 
|  | data.config.has_modules = true; | 
|  | data.config.modules = num_modules; | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_modules; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_modules; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.modules = num_modules; | 
|  | data.expect_prefer_sockets.cpus *= num_modules; | 
|  | data.expect_prefer_sockets.max_cpus *= num_modules; | 
|  | data.expect_prefer_cores.modules = num_modules; | 
|  | data.expect_prefer_cores.cpus *= num_modules; | 
|  | data.expect_prefer_cores.max_cpus *= num_modules; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_modules_invalid); i++) { | 
|  | data = data_with_modules_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_dies(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_dies = 2; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* when dies parameter is omitted, it will be set as 1 */ | 
|  | data.expect_prefer_sockets.dies = 1; | 
|  | data.expect_prefer_cores.dies = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when dies parameter is specified */ | 
|  | data.config.has_dies = true; | 
|  | data.config.dies = num_dies; | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_dies; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_dies; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.dies = num_dies; | 
|  | data.expect_prefer_sockets.cpus *= num_dies; | 
|  | data.expect_prefer_sockets.max_cpus *= num_dies; | 
|  | data.expect_prefer_cores.dies = num_dies; | 
|  | data.expect_prefer_cores.cpus *= num_dies; | 
|  | data.expect_prefer_cores.max_cpus *= num_dies; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_dies_invalid); i++) { | 
|  | data = data_with_dies_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_modules_dies(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_modules = 5, num_dies = 3; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* | 
|  | * when modules and dies parameters are omitted, they will | 
|  | * be both set as 1. | 
|  | */ | 
|  | data.expect_prefer_sockets.modules = 1; | 
|  | data.expect_prefer_sockets.dies = 1; | 
|  | data.expect_prefer_cores.modules = 1; | 
|  | data.expect_prefer_cores.dies = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when modules and dies parameters are both specified */ | 
|  | data.config.has_modules = true; | 
|  | data.config.modules = num_modules; | 
|  | data.config.has_dies = true; | 
|  | data.config.dies = num_dies; | 
|  |  | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_modules * num_dies; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_modules * num_dies; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.modules = num_modules; | 
|  | data.expect_prefer_sockets.dies = num_dies; | 
|  | data.expect_prefer_sockets.cpus *= num_modules * num_dies; | 
|  | data.expect_prefer_sockets.max_cpus *= num_modules * num_dies; | 
|  |  | 
|  | data.expect_prefer_cores.modules = num_modules; | 
|  | data.expect_prefer_cores.dies = num_dies; | 
|  | data.expect_prefer_cores.cpus *= num_modules * num_dies; | 
|  | data.expect_prefer_cores.max_cpus *= num_modules * num_dies; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_modules_dies_invalid); i++) { | 
|  | data = data_with_modules_dies_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_clusters(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_clusters = 2; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* when clusters parameter is omitted, it will be set as 1 */ | 
|  | data.expect_prefer_sockets.clusters = 1; | 
|  | data.expect_prefer_cores.clusters = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when clusters parameter is specified */ | 
|  | data.config.has_clusters = true; | 
|  | data.config.clusters = num_clusters; | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_clusters; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_clusters; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.clusters = num_clusters; | 
|  | data.expect_prefer_sockets.cpus *= num_clusters; | 
|  | data.expect_prefer_sockets.max_cpus *= num_clusters; | 
|  | data.expect_prefer_cores.clusters = num_clusters; | 
|  | data.expect_prefer_cores.cpus *= num_clusters; | 
|  | data.expect_prefer_cores.max_cpus *= num_clusters; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_clusters_invalid); i++) { | 
|  | data = data_with_clusters_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_books(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_books = 2; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* when books parameter is omitted, it will be set as 1 */ | 
|  | data.expect_prefer_sockets.books = 1; | 
|  | data.expect_prefer_cores.books = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when books parameter is specified */ | 
|  | data.config.has_books = true; | 
|  | data.config.books = num_books; | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_books; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_books; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.books = num_books; | 
|  | data.expect_prefer_sockets.cpus *= num_books; | 
|  | data.expect_prefer_sockets.max_cpus *= num_books; | 
|  | data.expect_prefer_cores.books = num_books; | 
|  | data.expect_prefer_cores.cpus *= num_books; | 
|  | data.expect_prefer_cores.max_cpus *= num_books; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_books_invalid); i++) { | 
|  | data = data_with_books_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_drawers(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_drawers = 2; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* when drawers parameter is omitted, it will be set as 1 */ | 
|  | data.expect_prefer_sockets.drawers = 1; | 
|  | data.expect_prefer_cores.drawers = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when drawers parameter is specified */ | 
|  | data.config.has_drawers = true; | 
|  | data.config.drawers = num_drawers; | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_drawers; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_drawers; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.drawers = num_drawers; | 
|  | data.expect_prefer_sockets.cpus *= num_drawers; | 
|  | data.expect_prefer_sockets.max_cpus *= num_drawers; | 
|  | data.expect_prefer_cores.drawers = num_drawers; | 
|  | data.expect_prefer_cores.cpus *= num_drawers; | 
|  | data.expect_prefer_cores.max_cpus *= num_drawers; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_drawers_invalid); i++) { | 
|  | data = data_with_drawers_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_with_drawers_books(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int num_drawers = 5, num_books = 3; | 
|  | int i; | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* | 
|  | * when drawers and books parameters are omitted, they will | 
|  | * be both set as 1. | 
|  | */ | 
|  | data.expect_prefer_sockets.drawers = 1; | 
|  | data.expect_prefer_sockets.books = 1; | 
|  | data.expect_prefer_cores.drawers = 1; | 
|  | data.expect_prefer_cores.books = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* when drawers and books parameters are both specified */ | 
|  | data.config.has_drawers = true; | 
|  | data.config.drawers = num_drawers; | 
|  | data.config.has_books = true; | 
|  | data.config.books = num_books; | 
|  |  | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= num_drawers * num_books; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= num_drawers * num_books; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.drawers = num_drawers; | 
|  | data.expect_prefer_sockets.books = num_books; | 
|  | data.expect_prefer_sockets.cpus *= num_drawers * num_books; | 
|  | data.expect_prefer_sockets.max_cpus *= num_drawers * num_books; | 
|  |  | 
|  | data.expect_prefer_cores.drawers = num_drawers; | 
|  | data.expect_prefer_cores.books = num_books; | 
|  | data.expect_prefer_cores.cpus *= num_drawers * num_books; | 
|  | data.expect_prefer_cores.max_cpus *= num_drawers * num_books; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_with_drawers_books_invalid); i++) { | 
|  | data = data_with_drawers_books_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | static void test_full_topo(const void *opaque) | 
|  | { | 
|  | const char *machine_type = opaque; | 
|  | Object *obj = object_new(machine_type); | 
|  | MachineState *ms = MACHINE(obj); | 
|  | MachineClass *mc = MACHINE_GET_CLASS(obj); | 
|  | SMPTestData data = {}; | 
|  | unsigned int drawers, books, dies, clusters, modules, multiplier; | 
|  | int i; | 
|  |  | 
|  | drawers = 5; | 
|  | books = 3; | 
|  | dies = 2; | 
|  | clusters = 3; | 
|  | modules = 2; | 
|  |  | 
|  | multiplier = drawers * books * dies * clusters * modules; | 
|  | for (i = 0; i < ARRAY_SIZE(data_generic_valid); i++) { | 
|  | data = data_generic_valid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | /* | 
|  | * when drawers, books, dies, clusters and modules parameters are | 
|  | * omitted, they will be set as 1. | 
|  | */ | 
|  | data.expect_prefer_sockets.drawers = 1; | 
|  | data.expect_prefer_sockets.books = 1; | 
|  | data.expect_prefer_sockets.dies = 1; | 
|  | data.expect_prefer_sockets.clusters = 1; | 
|  | data.expect_prefer_sockets.modules = 1; | 
|  | data.expect_prefer_cores.drawers = 1; | 
|  | data.expect_prefer_cores.books = 1; | 
|  | data.expect_prefer_cores.dies = 1; | 
|  | data.expect_prefer_cores.clusters = 1; | 
|  | data.expect_prefer_cores.modules = 1; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  |  | 
|  | /* | 
|  | * when drawers, books, dies, clusters and modules parameters | 
|  | * are specified. | 
|  | */ | 
|  | data.config.has_drawers = true; | 
|  | data.config.drawers = drawers; | 
|  | data.config.has_books = true; | 
|  | data.config.books = books; | 
|  | data.config.has_dies = true; | 
|  | data.config.dies = dies; | 
|  | data.config.has_clusters = true; | 
|  | data.config.clusters = clusters; | 
|  | data.config.has_modules = true; | 
|  | data.config.modules = modules; | 
|  |  | 
|  | if (data.config.has_cpus) { | 
|  | data.config.cpus *= multiplier; | 
|  | } | 
|  | if (data.config.has_maxcpus) { | 
|  | data.config.maxcpus *= multiplier; | 
|  | } | 
|  |  | 
|  | data.expect_prefer_sockets.drawers = drawers; | 
|  | data.expect_prefer_sockets.books = books; | 
|  | data.expect_prefer_sockets.dies = dies; | 
|  | data.expect_prefer_sockets.clusters = clusters; | 
|  | data.expect_prefer_sockets.modules = modules; | 
|  | data.expect_prefer_sockets.cpus *= multiplier; | 
|  | data.expect_prefer_sockets.max_cpus *= multiplier; | 
|  |  | 
|  | data.expect_prefer_cores.drawers = drawers; | 
|  | data.expect_prefer_cores.books = books; | 
|  | data.expect_prefer_cores.dies = dies; | 
|  | data.expect_prefer_cores.clusters = clusters; | 
|  | data.expect_prefer_cores.modules = modules; | 
|  | data.expect_prefer_cores.cpus *= multiplier; | 
|  | data.expect_prefer_cores.max_cpus *= multiplier; | 
|  |  | 
|  | smp_parse_test(ms, &data, true); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_full_topo_invalid); i++) { | 
|  | data = data_full_topo_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | for (i = 0; i < ARRAY_SIZE(data_zero_topo_invalid); i++) { | 
|  | data = data_zero_topo_invalid[i]; | 
|  | unsupported_params_init(mc, &data); | 
|  |  | 
|  | smp_parse_test(ms, &data, false); | 
|  | } | 
|  |  | 
|  | object_unref(obj); | 
|  | } | 
|  |  | 
|  | /* Type info of the tested machine */ | 
|  | static const TypeInfo smp_machine_types[] = { | 
|  | { | 
|  | .name           = TYPE_MACHINE, | 
|  | .parent         = TYPE_OBJECT, | 
|  | .abstract       = true, | 
|  | .class_init     = machine_base_class_init, | 
|  | .class_size     = sizeof(MachineClass), | 
|  | .instance_size  = sizeof(MachineState), | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-generic-valid"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-generic-invalid"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_generic_invalid_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-modules"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_modules_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-dies"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_dies_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-modules-dies"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_modules_dies_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-clusters"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_clusters_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-books"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_books_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-drawers"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_drawers_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-with-drawers-books"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_with_drawers_books_class_init, | 
|  | }, { | 
|  | .name           = MACHINE_TYPE_NAME("smp-full-topo"), | 
|  | .parent         = TYPE_MACHINE, | 
|  | .class_init     = machine_full_topo_class_init, | 
|  | } | 
|  | }; | 
|  |  | 
|  | DEFINE_TYPES(smp_machine_types) | 
|  |  | 
|  | int main(int argc, char *argv[]) | 
|  | { | 
|  | module_call_init(MODULE_INIT_QOM); | 
|  |  | 
|  | g_test_init(&argc, &argv, NULL); | 
|  |  | 
|  | g_test_add_data_func("/test-smp-parse/generic/valid", | 
|  | MACHINE_TYPE_NAME("smp-generic-valid"), | 
|  | test_generic_valid); | 
|  | g_test_add_data_func("/test-smp-parse/generic/invalid", | 
|  | MACHINE_TYPE_NAME("smp-generic-invalid"), | 
|  | test_generic_invalid); | 
|  | g_test_add_data_func("/test-smp-parse/with_modules", | 
|  | MACHINE_TYPE_NAME("smp-with-modules"), | 
|  | test_with_modules); | 
|  | g_test_add_data_func("/test-smp-parse/with_dies", | 
|  | MACHINE_TYPE_NAME("smp-with-dies"), | 
|  | test_with_dies); | 
|  | g_test_add_data_func("/test-smp-parse/with_modules_dies", | 
|  | MACHINE_TYPE_NAME("smp-with-modules-dies"), | 
|  | test_with_modules_dies); | 
|  | g_test_add_data_func("/test-smp-parse/with_clusters", | 
|  | MACHINE_TYPE_NAME("smp-with-clusters"), | 
|  | test_with_clusters); | 
|  | g_test_add_data_func("/test-smp-parse/with_books", | 
|  | MACHINE_TYPE_NAME("smp-with-books"), | 
|  | test_with_books); | 
|  | g_test_add_data_func("/test-smp-parse/with_drawers", | 
|  | MACHINE_TYPE_NAME("smp-with-drawers"), | 
|  | test_with_drawers); | 
|  | g_test_add_data_func("/test-smp-parse/with_drawers_books", | 
|  | MACHINE_TYPE_NAME("smp-with-drawers-books"), | 
|  | test_with_drawers_books); | 
|  | g_test_add_data_func("/test-smp-parse/full", | 
|  | MACHINE_TYPE_NAME("smp-full-topo"), | 
|  | test_full_topo); | 
|  |  | 
|  | g_test_run(); | 
|  |  | 
|  | return 0; | 
|  | } |