commit 4917cf44326a1bda2fd7f27303aff7a25ad86518
author Andreas Färber <afaerber@suse.de> Mon May 27 05:17:50 2013 +0200
committer Andreas Färber <afaerber@suse.de> Tue Jul 09 21:20:28 2013 +0200
tree d9c153504b0806990d0c5646c886e16150835d1a
parent 80b7cd735417b0883a026d79a513629a2817cdb4

cpu: Replace cpu_single_env with CPUState current_cpu

Move it to qom/cpu.h.

Signed-off-by: Andreas Färber <afaerber@suse.de>

cpu-exec.c

diff --git a/cpu-exec.c b/cpu-exec.c
index ec46380..503b103 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -213,12 +213,12 @@
         cpu->halted = 0;
     }
 
-    cpu_single_env = env;
+    current_cpu = cpu;
 
-    /* As long as cpu_single_env is null, up to the assignment just above,
+    /* As long as current_cpu is null, up to the assignment just above,
      * requests by other threads to exit the execution loop are expected to
      * be issued using the exit_request global. We must make sure that our
-     * evaluation of the global value is performed past the cpu_single_env
+     * evaluation of the global value is performed past the current_cpu
      * value transition point, which requires a memory barrier as well as
      * an instruction scheduling constraint on modern architectures.  */
     smp_mb();
@@ -673,7 +673,8 @@
         } else {
             /* Reload env after longjmp - the compiler may have smashed all
              * local variables as longjmp is marked 'noreturn'. */
-            env = cpu_single_env;
+            cpu = current_cpu;
+            env = cpu->env_ptr;
         }
     } /* for(;;) */
 
@@ -707,7 +708,7 @@
 #error unsupported target CPU
 #endif
 
-    /* fail safe : never use cpu_single_env outside cpu_exec() */
-    cpu_single_env = NULL;
+    /* fail safe : never use current_cpu outside cpu_exec() */
+    current_cpu = NULL;
     return ret;
 }