> -----Original Message-----
> From: Naga Harish K, S V <[email protected]>
> Sent: Friday, August 12, 2022 11:08 AM
> To: Carrillo, Erik G <[email protected]>
> Cc: [email protected]; [email protected]
> Subject: [PATCH v4 3/4] timer: fix function to stop all timers
>
> There is a possibility of deadlock in this API, as same spinlock is tried to
> be
> acquired in nested manner.
>
> If the lcore that is stopping the timer is different from the lcore that owns
> the
> timer, the timer list lock is acquired in timer_del(), even if
> local_is_locked is
> true. Because the same lock was already acquired in rte_timer_stop_all(),
> the thread will hang.
>
> This patch removes the acquisition of nested lock.
>
> Fixes: 821c51267bcd63a ("timer: add function to stop all timers in a list")
> Cc: [email protected]
>
> Signed-off-by: Naga Harish K S V <[email protected]>
Acked-by: Erik Gabriel Carrillo <[email protected]>
