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md/raid5: ignore released_stripes check 

conf->released_stripes list isn't always related to where there are
free stripes pending. Active stripes can be in the list too.
And even free stripes were active very recently.

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.de>
hifive-unleashed-5.1
Shaohua Li 2015-05-28 17:33:47 -07:00 committed by NeilBrown
parent e9e4c377e2
commit 713bc5c2de
1 changed files with 2 additions and 2 deletions
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4
drivers/md/raid5.c
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@ -681,8 +681,8 @@ get_active_stripe(struct r5conf *conf, sector_t sector,
if (!sh) {
if (!test_bit(R5_INACTIVE_BLOCKED, &conf->cache_state)) {
sh = get_free_stripe(conf, hash);
if (!sh && llist_empty(&conf->released_stripes) &&
!test_bit(R5_DID_ALLOC, &conf->cache_state))
if (!sh && !test_bit(R5_DID_ALLOC,
&conf->cache_state))
set_bit(R5_ALLOC_MORE,
&conf->cache_state);
}