Revision de758970 cpus.c
| b/cpus.c | ||
|---|---|---|
| 319 | 319 |
exit(1); |
| 320 | 320 |
} |
| 321 | 321 |
} while (sigismember(&chkset, SIG_IPI) || sigismember(&chkset, SIGBUS)); |
| 322 |
|
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#ifndef CONFIG_IOTHREAD |
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if (sigismember(&chkset, SIGIO) || sigismember(&chkset, SIGALRM)) {
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qemu_notify_event(); |
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} |
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#endif |
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| 322 | 328 |
} |
| 323 | 329 |
|
| 324 | 330 |
#else /* _WIN32 */ |
| ... | ... | |
| 368 | 374 |
|
| 369 | 375 |
sigemptyset(&set); |
| 370 | 376 |
sigaddset(&set, SIG_IPI); |
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sigaddset(&set, SIGIO); |
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sigaddset(&set, SIGALRM); |
|
| 371 | 379 |
pthread_sigmask(SIG_BLOCK, &set, NULL); |
| 372 | 380 |
|
| 373 | 381 |
pthread_sigmask(SIG_BLOCK, NULL, &set); |
| 374 | 382 |
sigdelset(&set, SIG_IPI); |
| 375 | 383 |
sigdelset(&set, SIGBUS); |
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sigdelset(&set, SIGIO); |
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sigdelset(&set, SIGALRM); |
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| 376 | 386 |
r = kvm_set_signal_mask(env, &set); |
| 377 | 387 |
if (r) {
|
| 378 | 388 |
fprintf(stderr, "kvm_set_signal_mask: %s\n", strerror(-r)); |
| ... | ... | |
| 381 | 391 |
#endif |
| 382 | 392 |
} |
| 383 | 393 |
|
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#ifndef _WIN32 |
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static sigset_t block_synchronous_signals(void) |
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{
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sigset_t set; |
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|
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sigemptyset(&set); |
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if (kvm_enabled()) {
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/* |
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* We need to process timer signals synchronously to avoid a race |
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* between exit_request check and KVM vcpu entry. |
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*/ |
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sigaddset(&set, SIGIO); |
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sigaddset(&set, SIGALRM); |
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} |
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return set; |
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} |
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#endif |
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|
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| 384 | 413 |
int qemu_init_main_loop(void) |
| 385 | 414 |
{
|
| 386 | 415 |
#ifndef _WIN32 |
| 387 | 416 |
sigset_t blocked_signals; |
| 388 | 417 |
int ret; |
| 389 | 418 |
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sigemptyset(&blocked_signals);
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blocked_signals = block_synchronous_signals();
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| 391 | 420 |
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ret = qemu_signalfd_init(blocked_signals); |
| 393 | 422 |
if (ret) {
|
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