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Commit 8c2eb480 authored by Colin Ian King's avatar Colin Ian King Committed by Ingo Molnar
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softlockup: Stop spurious softlockup messages due to overflow



Ensure additions on touch_ts do not overflow.  This can occur
when the top 32 bits of the TSC reach 0xffffffff causing
additions to touch_ts to overflow and this in turn generates
spurious softlockup warnings.

Signed-off-by: default avatarColin Ian King <colin.king@canonical.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: <stable@kernel.org>
LKML-Reference: <1268994482.1798.6.camel@lenovo>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 0cff810f
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