diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/sparc/int64_helper.c | 3 | ||||
| -rw-r--r-- | target/sparc/win_helper.c | 13 |
2 files changed, 16 insertions, 0 deletions
diff --git a/target/sparc/int64_helper.c b/target/sparc/int64_helper.c index 605747c93c..f942973c22 100644 --- a/target/sparc/int64_helper.c +++ b/target/sparc/int64_helper.c @@ -18,6 +18,7 @@ */ #include "qemu/osdep.h" +#include "qemu/main-loop.h" #include "cpu.h" #include "exec/helper-proto.h" #include "exec/log.h" @@ -208,7 +209,9 @@ static bool do_modify_softint(CPUSPARCState *env, uint32_t value) env->softint = value; #if !defined(CONFIG_USER_ONLY) if (cpu_interrupts_enabled(env)) { + qemu_mutex_lock_iothread(); cpu_check_irqs(env); + qemu_mutex_unlock_iothread(); } #endif return true; diff --git a/target/sparc/win_helper.c b/target/sparc/win_helper.c index 71b3dd37e8..154279ecda 100644 --- a/target/sparc/win_helper.c +++ b/target/sparc/win_helper.c @@ -18,6 +18,7 @@ */ #include "qemu/osdep.h" +#include "qemu/main-loop.h" #include "cpu.h" #include "exec/exec-all.h" #include "exec/helper-proto.h" @@ -82,6 +83,7 @@ void cpu_put_psr_raw(CPUSPARCState *env, target_ulong val) #endif } +/* Called with BQL held */ void cpu_put_psr(CPUSPARCState *env, target_ulong val) { cpu_put_psr_raw(env, val); @@ -153,7 +155,10 @@ void helper_wrpsr(CPUSPARCState *env, target_ulong new_psr) if ((new_psr & PSR_CWP) >= env->nwindows) { cpu_raise_exception_ra(env, TT_ILL_INSN, GETPC()); } else { + /* cpu_put_psr may trigger interrupts, hence BQL */ + qemu_mutex_lock_iothread(); cpu_put_psr(env, new_psr); + qemu_mutex_unlock_iothread(); } } @@ -368,7 +373,9 @@ void helper_wrpstate(CPUSPARCState *env, target_ulong new_state) #if !defined(CONFIG_USER_ONLY) if (cpu_interrupts_enabled(env)) { + qemu_mutex_lock_iothread(); cpu_check_irqs(env); + qemu_mutex_unlock_iothread(); } #endif } @@ -381,7 +388,9 @@ void helper_wrpil(CPUSPARCState *env, target_ulong new_pil) env->psrpil = new_pil; if (cpu_interrupts_enabled(env)) { + qemu_mutex_lock_iothread(); cpu_check_irqs(env); + qemu_mutex_unlock_iothread(); } #endif } @@ -408,7 +417,9 @@ void helper_done(CPUSPARCState *env) #if !defined(CONFIG_USER_ONLY) if (cpu_interrupts_enabled(env)) { + qemu_mutex_lock_iothread(); cpu_check_irqs(env); + qemu_mutex_unlock_iothread(); } #endif } @@ -435,7 +446,9 @@ void helper_retry(CPUSPARCState *env) #if !defined(CONFIG_USER_ONLY) if (cpu_interrupts_enabled(env)) { + qemu_mutex_lock_iothread(); cpu_check_irqs(env); + qemu_mutex_unlock_iothread(); } #endif } |