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author | Andreas Färber <afaerber@suse.de> | 2013-05-27 05:17:50 +0200 |
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committer | Andreas Färber <afaerber@suse.de> | 2013-07-09 21:20:28 +0200 |
commit | 4917cf44326a1bda2fd7f27303aff7a25ad86518 (patch) | |
tree | d9c153504b0806990d0c5646c886e16150835d1a /cpu-exec.c | |
parent | 80b7cd735417b0883a026d79a513629a2817cdb4 (diff) | |
download | qemu-4917cf44326a1bda2fd7f27303aff7a25ad86518.zip qemu-4917cf44326a1bda2fd7f27303aff7a25ad86518.tar.gz qemu-4917cf44326a1bda2fd7f27303aff7a25ad86518.tar.bz2 |
cpu: Replace cpu_single_env with CPUState current_cpu
Move it to qom/cpu.h.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'cpu-exec.c')
-rw-r--r-- | cpu-exec.c | 13 |
1 files changed, 7 insertions, 6 deletions
@@ -213,12 +213,12 @@ int cpu_exec(CPUArchState *env) 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 @@ int cpu_exec(CPUArchState *env) } 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 @@ int cpu_exec(CPUArchState *env) #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; } |