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Kernel: Disable profiling if setting up the buffer or timer failed

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This commit is contained in:
Gunnar Beutner 2021-05-24 08:59:30 +02:00 • committed by Andreas Kling
parent d3f298c592
commit ad6587424f
1 changed files with 6 additions and 2 deletions
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8
Kernel/Syscalls/profiling.cpp
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@ -53,10 +53,14 @@ KResultOr<int> Process::sys$profiling_enable(pid_t pid, u64 event_mask)
return EPERM; return EPERM;
g_profiling_event_mask = event_mask; g_profiling_event_mask = event_mask;
process->set_profiling(true); process->set_profiling(true);
if (!process->create_perf_events_buffer_if_needed()) if (!process->create_perf_events_buffer_if_needed()) {
process->set_profiling(false);
return ENOMEM; return ENOMEM;
if (!TimeManagement::the().enable_profile_timer()) }
if (!TimeManagement::the().enable_profile_timer()) {
process->set_profiling(false);
return ENOTSUP; return ENOTSUP;
}
return 0; return 0;
} }