diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2024-11-05 11:14:51 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-11-07 04:14:45 +0300 |
| commit | 0e20cd33acc7a173b23900550331ee82a23e9f00 (patch) | |
| tree | 9e2c4a255551d9ec71d9ef93ccd28d1a73b9fbca /include | |
| parent | 69f032c92cf883ea74a4b69ba3d91317aa6f174e (diff) | |
| download | linux-0e20cd33acc7a173b23900550331ee82a23e9f00.tar.xz | |
posix-timers: Handle ignored list on delete and exit
To handle posix timer signals on sigaction(SIG_IGN) properly, the timers
will be queued on a separate ignored list.
Add the necessary cleanup code for timer_delete() and exit_itimers().
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/all/20241105064213.987530588@linutronix.de
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/posix-timers.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index 49a89614d900..1608b52a44d5 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -152,7 +152,8 @@ static inline void posix_cputimers_init_work(void) { } /** * struct k_itimer - POSIX.1b interval timer structure. - * @list: List head for binding the timer to signals->posix_timers + * @list: List node for binding the timer to tsk::signal::posix_timers + * @ignored_list: List node for tracking ignored timers in tsk::signal::ignored_posix_timers * @t_hash: Entry in the posix timer hash table * @it_lock: Lock protecting the timer * @kclock: Pointer to the k_clock struct handling this timer @@ -176,6 +177,7 @@ static inline void posix_cputimers_init_work(void) { } */ struct k_itimer { struct hlist_node list; + struct hlist_node ignored_list; struct hlist_node t_hash; spinlock_t it_lock; const struct k_clock *kclock; |