Commits
Wolfram Sang committed a1bd5373357
sched/completion: Document when to use wait_for_completion_io_*() As discussed in [1], accounting IO is meant for blkio only. Document that so driver authors won't use them for device io. [1] http://thread.gmane.org/gmane.linux.drivers.i2c/20470 Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk> Cc: Linus Torvalds <torvalds@linux-foundation.org> Link: http://lkml.kernel.org/r/1415098901-2768-1-git-send-email-wsa@the-dreams.de Signed-off-by: Ingo Molnar <mingo@kernel.org>