From a2efdbf4fcb38ec1ae99c9d54d52c34fa867dc71 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Fri, 28 Feb 2020 11:08:45 -0600 Subject: [PATCH] posix-cpu-timers: cpu_clock_sample_group() no longer needs siglock As of e78c3496790e ("time, signal: Protect resource use statistics with seqlock") cpu_clock_sample_group() no longer needs siglock protection so remove the stale comment. Signed-off-by: "Eric W. Biederman" Signed-off-by: Thomas Gleixner Link: https://lkml.kernel.org/r/87eeuevduq.fsf@x220.int.ebiederm.org --- kernel/time/posix-cpu-timers.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 8ff6da7..46cc188 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -336,9 +336,7 @@ static void __thread_group_cputime(struct task_struct *tsk, u64 *samples) /* * Sample a process (thread group) clock for the given task clkid. If the * group's cputime accounting is already enabled, read the atomic - * store. Otherwise a full update is required. Task's sighand lock must be - * held to protect the task traversal on a full update. clkid is already - * validated. + * store. Otherwise a full update is required. clkid is already validated. */ static u64 cpu_clock_sample_group(const clockid_t clkid, struct task_struct *p, bool start) -- 2.7.4