Commit a2efdbf4 authored by Eric W. Biederman's avatar Eric W. Biederman Committed by Thomas Gleixner
Browse files

posix-cpu-timers: cpu_clock_sample_group() no longer needs siglock 



As of e78c3496 ("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: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/87eeuevduq.fsf@x220.int.ebiederm.org
parent a67de48b

kernel/time/posix-cpu-timers.c

+1 −3
Original line number Diff line number Diff line
@@ -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)

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