From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juri Lelli Subject: [PATCH] kernel/time/posix-cpu-timers: Remove useless call to check_dl_overrun Date: Wed, 7 Nov 2018 12:10:32 +0100 Message-ID: <20181107111032.32291-1-juri.lelli@redhat.com> Cc: rostedt@goodmis.org, tglx@linutronix.de, linux-kernel@vger.kernel.org, luca.abeni@santannapisa.it, claudio@evidence.eu.com, bristot@redhat.com, linux-rt-users@vger.kernel.org, mtk.manpages@gmail.com, Juri Lelli , Mathieu Poirier To: peterz@infradead.org, mingo@redhat.com Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org check_dl_overrun is used to send a SIGXCPU to users that asked to be informed when SCHED_DEADLINE runtime overruns occur. The function is called by check_thread_timers already, so the call in check_process_timers is redundant/wrong (even though harmless). Remove it. Fixes: 34be39305a77 ("sched/deadline: Implement "runtime overrun signal" support") Signed-off-by: Juri Lelli Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Luca Abeni Cc: Claudio Scordino Cc: Mathieu Poirier --- kernel/time/posix-cpu-timers.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index ce32cf741b25..8f0644af40be 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -917,9 +917,6 @@ static void check_process_timers(struct task_struct *tsk, struct task_cputime cputime; unsigned long soft; - if (dl_task(tsk)) - check_dl_overrun(tsk); - /* * If cputimer is not running, then there are no active * process wide timers (POSIX 1.b, itimers, RLIMIT_CPU). -- 2.17.2