time: Fix change_clocksource locking

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change_clocksource() fails to grab locks or call timekeeping_update(),
which leaves a race window for time inconsistencies.

This adds proper locking and a call to timekeeping_update() to fix this.

CC: Andy Lutomirski <luto@amacapital.net>
CC: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: John Stultz <john.stultz@linaro.org>

...

This commit is contained in:

John Stultz 2012-03-14 16:38:15 -07:00

parent a939e817aa

commit f695cf9483

1 changed files with 7 additions and 0 deletions

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kernel/time/timekeeping.c

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