diff options
Diffstat (limited to 'softmmu/cpus.c')
| -rw-r--r-- | softmmu/cpus.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/softmmu/cpus.c b/softmmu/cpus.c index e3b98065c9..ac8940d52e 100644 --- a/softmmu/cpus.c +++ b/softmmu/cpus.c @@ -192,7 +192,7 @@ static void cpu_update_icount_locked(CPUState *cpu) int64_t executed = cpu_get_icount_executed(cpu); cpu->icount_budget -= executed; - atomic_set_i64(&timers_state.qemu_icount, + qatomic_set_i64(&timers_state.qemu_icount, timers_state.qemu_icount + executed); } @@ -223,13 +223,13 @@ static int64_t cpu_get_icount_raw_locked(void) cpu_update_icount_locked(cpu); } /* The read is protected by the seqlock, but needs atomic64 to avoid UB */ - return atomic_read_i64(&timers_state.qemu_icount); + return qatomic_read_i64(&timers_state.qemu_icount); } static int64_t cpu_get_icount_locked(void) { int64_t icount = cpu_get_icount_raw_locked(); - return atomic_read_i64(&timers_state.qemu_icount_bias) + + return qatomic_read_i64(&timers_state.qemu_icount_bias) + cpu_icount_to_ns(icount); } @@ -262,7 +262,7 @@ int64_t cpu_get_icount(void) int64_t cpu_icount_to_ns(int64_t icount) { - return icount << atomic_read(&timers_state.icount_time_shift); + return icount << qatomic_read(&timers_state.icount_time_shift); } static int64_t cpu_get_ticks_locked(void) @@ -393,18 +393,18 @@ static void icount_adjust(void) && last_delta + ICOUNT_WOBBLE < delta * 2 && timers_state.icount_time_shift > 0) { /* The guest is getting too far ahead. Slow time down. */ - atomic_set(&timers_state.icount_time_shift, + qatomic_set(&timers_state.icount_time_shift, timers_state.icount_time_shift - 1); } if (delta < 0 && last_delta - ICOUNT_WOBBLE > delta * 2 && timers_state.icount_time_shift < MAX_ICOUNT_SHIFT) { /* The guest is getting too far behind. Speed time up. */ - atomic_set(&timers_state.icount_time_shift, + qatomic_set(&timers_state.icount_time_shift, timers_state.icount_time_shift + 1); } last_delta = delta; - atomic_set_i64(&timers_state.qemu_icount_bias, + qatomic_set_i64(&timers_state.qemu_icount_bias, cur_icount - (timers_state.qemu_icount << timers_state.icount_time_shift)); seqlock_write_unlock(&timers_state.vm_clock_seqlock, @@ -428,7 +428,7 @@ static void icount_adjust_vm(void *opaque) static int64_t qemu_icount_round(int64_t count) { - int shift = atomic_read(&timers_state.icount_time_shift); + int shift = qatomic_read(&timers_state.icount_time_shift); return (count + (1 << shift) - 1) >> shift; } @@ -466,7 +466,7 @@ static void icount_warp_rt(void) int64_t delta = clock - cur_icount; warp_delta = MIN(warp_delta, delta); } - atomic_set_i64(&timers_state.qemu_icount_bias, + qatomic_set_i64(&timers_state.qemu_icount_bias, timers_state.qemu_icount_bias + warp_delta); } timers_state.vm_clock_warp_start = -1; @@ -499,7 +499,7 @@ void qtest_clock_warp(int64_t dest) seqlock_write_lock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); - atomic_set_i64(&timers_state.qemu_icount_bias, + qatomic_set_i64(&timers_state.qemu_icount_bias, timers_state.qemu_icount_bias + warp); seqlock_write_unlock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); @@ -583,7 +583,7 @@ void qemu_start_warp_timer(void) */ seqlock_write_lock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); - atomic_set_i64(&timers_state.qemu_icount_bias, + qatomic_set_i64(&timers_state.qemu_icount_bias, timers_state.qemu_icount_bias + deadline); seqlock_write_unlock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); @@ -837,11 +837,11 @@ static void qemu_cpu_kick_rr_next_cpu(void) { CPUState *cpu; do { - cpu = atomic_mb_read(&tcg_current_rr_cpu); + cpu = qatomic_mb_read(&tcg_current_rr_cpu); if (cpu) { cpu_exit(cpu); } - } while (cpu != atomic_mb_read(&tcg_current_rr_cpu)); + } while (cpu != qatomic_mb_read(&tcg_current_rr_cpu)); } /* Kick all RR vCPUs */ @@ -1110,7 +1110,7 @@ static void qemu_cpu_stop(CPUState *cpu, bool exit) static void qemu_wait_io_event_common(CPUState *cpu) { - atomic_mb_set(&cpu->thread_kicked, false); + qatomic_mb_set(&cpu->thread_kicked, false); if (cpu->stop) { qemu_cpu_stop(cpu, false); } @@ -1356,7 +1356,7 @@ static int tcg_cpu_exec(CPUState *cpu) ret = cpu_exec(cpu); cpu_exec_end(cpu); #ifdef CONFIG_PROFILER - atomic_set(&tcg_ctx->prof.cpu_exec_time, + qatomic_set(&tcg_ctx->prof.cpu_exec_time, tcg_ctx->prof.cpu_exec_time + profile_getclock() - ti); #endif return ret; @@ -1443,7 +1443,7 @@ static void *qemu_tcg_rr_cpu_thread_fn(void *arg) while (cpu && cpu_work_list_empty(cpu) && !cpu->exit_request) { - atomic_mb_set(&tcg_current_rr_cpu, cpu); + qatomic_mb_set(&tcg_current_rr_cpu, cpu); current_cpu = cpu; qemu_clock_enable(QEMU_CLOCK_VIRTUAL, @@ -1479,11 +1479,11 @@ static void *qemu_tcg_rr_cpu_thread_fn(void *arg) cpu = CPU_NEXT(cpu); } /* while (cpu && !cpu->exit_request).. */ - /* Does not need atomic_mb_set because a spurious wakeup is okay. */ - atomic_set(&tcg_current_rr_cpu, NULL); + /* Does not need qatomic_mb_set because a spurious wakeup is okay. */ + qatomic_set(&tcg_current_rr_cpu, NULL); if (cpu && cpu->exit_request) { - atomic_mb_set(&cpu->exit_request, 0); + qatomic_mb_set(&cpu->exit_request, 0); } if (use_icount && all_cpu_threads_idle()) { @@ -1687,7 +1687,7 @@ static void *qemu_tcg_cpu_thread_fn(void *arg) } } - atomic_mb_set(&cpu->exit_request, 0); + qatomic_mb_set(&cpu->exit_request, 0); qemu_wait_io_event(cpu); } while (!cpu->unplug || cpu_can_run(cpu)); @@ -1776,7 +1776,7 @@ bool qemu_mutex_iothread_locked(void) */ void qemu_mutex_lock_iothread_impl(const char *file, int line) { - QemuMutexLockFunc bql_lock = atomic_read(&qemu_bql_mutex_lock_func); + QemuMutexLockFunc bql_lock = qatomic_read(&qemu_bql_mutex_lock_func); g_assert(!qemu_mutex_iothread_locked()); bql_lock(&qemu_global_mutex, file, line); |