commit ca7d7f4276d4fd4711b693a78fec79652cf2ffc5
author Pierrick Bouvier <pierrick.bouvier@linaro.org> Thu Jun 20 16:22:19 2024 +0100
committer Alex Bennée <alex.bennee@linaro.org> Mon Jun 24 10:15:16 2024 +0100
tree f9d5eea34a2da295aa1593a2c05f6c9ff770f072
parent 72db6d54a4a9203736261fc63f32f6cd3486b7e4

plugins: fix inject_mem_cb rw masking

These are not booleans, but masks.
Issue found by Richard Henderson.

Fixes: f86fd4d8721 ("plugins: distinct types for callbacks")
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20240612195147.93121-3-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240620152220.2192768-12-alex.bennee@linaro.org>

accel/tcg/plugin-gen.c

diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c
index cc1634e..b6bae32 100644
--- a/accel/tcg/plugin-gen.c
+++ b/accel/tcg/plugin-gen.c
@@ -240,13 +240,13 @@
 {
     switch (cb->type) {
     case PLUGIN_CB_MEM_REGULAR:
-        if (rw && cb->regular.rw) {
+        if (rw & cb->regular.rw) {
             gen_mem_cb(&cb->regular, meminfo, addr);
         }
         break;
     case PLUGIN_CB_INLINE_ADD_U64:
     case PLUGIN_CB_INLINE_STORE_U64:
-        if (rw && cb->inline_insn.rw) {
+        if (rw & cb->inline_insn.rw) {
             inject_cb(cb);
         }
         break;

plugins/core.c

diff --git a/plugins/core.c b/plugins/core.c
index badede2..9d737d8 100644
--- a/plugins/core.c
+++ b/plugins/core.c
@@ -589,7 +589,7 @@
 
         switch (cb->type) {
         case PLUGIN_CB_MEM_REGULAR:
-            if (rw && cb->regular.rw) {
+            if (rw & cb->regular.rw) {
                 cb->regular.f.vcpu_mem(cpu->cpu_index,
                                        make_plugin_meminfo(oi, rw),
                                        vaddr, cb->regular.userp);
@@ -597,7 +597,7 @@
             break;
         case PLUGIN_CB_INLINE_ADD_U64:
         case PLUGIN_CB_INLINE_STORE_U64:
-            if (rw && cb->inline_insn.rw) {
+            if (rw & cb->inline_insn.rw) {
                 exec_inline_op(cb->type, &cb->inline_insn, cpu->cpu_index);
             }
             break;