diff options
Diffstat (limited to 'cpus.c')
-rw-r--r-- | cpus.c | 38 |
1 files changed, 11 insertions, 27 deletions
@@ -318,8 +318,8 @@ static QemuCond qemu_system_cond; static QemuCond qemu_pause_cond; static QemuCond qemu_work_cond; -static void tcg_block_io_signals(void); -static void kvm_block_io_signals(CPUState *env); +static void tcg_init_ipi(void); +static void kvm_init_ipi(CPUState *env); static void unblock_io_signals(void); int qemu_init_main_loop(void) @@ -464,7 +464,7 @@ static void *kvm_cpu_thread_fn(void *arg) if (kvm_enabled()) kvm_init_vcpu(env); - kvm_block_io_signals(env); + kvm_init_ipi(env); /* signal CPU creation */ env->created = 1; @@ -487,7 +487,7 @@ static void *tcg_cpu_thread_fn(void *arg) { CPUState *env = arg; - tcg_block_io_signals(); + tcg_init_ipi(); qemu_thread_self(env->thread); /* signal CPU creation */ @@ -532,52 +532,36 @@ static void cpu_signal(int sig) exit_request = 1; } -static void tcg_block_io_signals(void) +static void tcg_init_ipi(void) { sigset_t set; struct sigaction sigact; - sigemptyset(&set); - sigaddset(&set, SIGUSR2); - sigaddset(&set, SIGIO); - sigaddset(&set, SIGALRM); - sigaddset(&set, SIGCHLD); - pthread_sigmask(SIG_BLOCK, &set, NULL); + memset(&sigact, 0, sizeof(sigact)); + sigact.sa_handler = cpu_signal; + sigaction(SIG_IPI, &sigact, NULL); sigemptyset(&set); sigaddset(&set, SIG_IPI); pthread_sigmask(SIG_UNBLOCK, &set, NULL); - - memset(&sigact, 0, sizeof(sigact)); - sigact.sa_handler = cpu_signal; - sigaction(SIG_IPI, &sigact, NULL); } static void dummy_signal(int sig) { } -static void kvm_block_io_signals(CPUState *env) +static void kvm_init_ipi(CPUState *env) { int r; sigset_t set; struct sigaction sigact; - sigemptyset(&set); - sigaddset(&set, SIGUSR2); - sigaddset(&set, SIGIO); - sigaddset(&set, SIGALRM); - sigaddset(&set, SIGCHLD); - sigaddset(&set, SIG_IPI); - pthread_sigmask(SIG_BLOCK, &set, NULL); - - pthread_sigmask(SIG_BLOCK, NULL, &set); - sigdelset(&set, SIG_IPI); - memset(&sigact, 0, sizeof(sigact)); sigact.sa_handler = dummy_signal; sigaction(SIG_IPI, &sigact, NULL); + pthread_sigmask(SIG_BLOCK, NULL, &set); + sigdelset(&set, SIG_IPI); r = kvm_set_signal_mask(env, &set); if (r) { fprintf(stderr, "kvm_set_signal_mask: %s\n", strerror(r)); |