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sched/wait: Document timeout corner case
authorScot Doyle <[email protected]>
Sun, 24 Aug 2014 17:12:27 +0000 (17:12 +0000)
committerIngo Molnar <[email protected]>
Fri, 5 Sep 2014 10:37:10 +0000 (12:37 +0200)
commit6b44f519017b219a12b37173c7eef8dfce2c0100
tree011afccc53ba6ac2e63ab8ab779c5e2ef79925b2tree | snapshot
parent35b123e2f701b28977db2cde7dbbdb3fad28cad1commit | diff
sched/wait: Document timeout corner case

The timeout may elapse without 0 being returned, such as when waiting
on an unused queue. Document this possibility.

Signed-off-by: Scot Doyle <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Cc: Linus Torvalds <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
include/linux/wait.h diff | blob | blame | history
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