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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/commit
[PATCH] hrtimer: call get_softirq_time() only when necessary in run_hrtimer_queue()
It seems that run_hrtimer_queue() is calling get_softirq_time() more
often than it needs to.
With this patch, it only calls get_softirq_time() if there's a
pending timer.
Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>