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authorOleg Nesterov2015-11-15 20:33:29 +0100
committerIngo Molnar2015-11-23 09:48:19 +0100
commitdd2e3121e3cb16d03a6e3f2db48f260f046f39c2 (patch)
treed184d7819e46df31dd7088c564e10d6ce213ccf3 /kernel/sys_ni.c
parentstop_machine: Kill cpu_stop_done->executed (diff)
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stop_machine: Shift the 'done != NULL' check from cpu_stop_signal_done() to callers
Change cpu_stop_queue_work() and cpu_stopper_thread() to check done != NULL before cpu_stop_signal_done(done). This makes the code more clean imo, note that cpu_stopper_thread() has to do this check anyway. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Tejun Heo <tj@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Milos Vyletel <milos@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Prarit Bhargava <prarit@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20151115193329.GA8274@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sys_ni.c')
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