diff options
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/posix-cpu-timers.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 73c492ce404b..c3a95b122209 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -884,16 +884,17 @@ static void check_process_timers(struct task_struct *tsk, /* * If there are no active process wide timers (POSIX 1.b, itimers, - * RLIMIT_CPU) nothing to check. + * RLIMIT_CPU) nothing to check. Also skip the process wide timer + * processing when there is already another task handling them. */ - if (!READ_ONCE(pct->timers_active)) + if (!READ_ONCE(pct->timers_active) || pct->expiry_active) return; - /* + /* * Signify that a thread is checking for process timers. * Write access to this field is protected by the sighand lock. */ - pct->timers_active = true; + pct->expiry_active = true; /* * Collect the current process totals. Group accounting is active |