tree bbd15d0143d20c59f87c5e6d2e0afba57252929b
parent 43437ecd5adc8bd712b7140c8a70e2b4a80a89dd
author majianpeng <majianpeng@gmail.com> 1331598085 +1100
committer NeilBrown <neilb@suse.de> 1331598085 +1100

md/raid5: use atomic_dec_return() instead of atomic_dec() and atomic_read().

Signed-off-by: majianpeng <majianpeng@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>