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authorJohannes Berg2019-02-22 13:48:13 +0100
committerJohannes Berg2019-02-22 13:48:13 +0100
commitb7b14ec1ebef35d22f3f4087816468f22c987f75 (patch)
tree3f99f4d7b770d7bba3ee84663b32f98dfbe7582d /drivers/md/raid5.c
parentmac80211: update HE IEs to D3.3 (diff)
parentrocker: Add missing break for PRE_BRIDGE_FLAGS (diff)
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Merge remote-tracking branch 'net-next/master' into mac80211-next
Merge net-next to resolve a conflict and to get the mac80211 rhashtable fixes so further patches can be applied on top. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 4990f0319f6c..cecea901ab8c 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -6369,6 +6369,7 @@ raid5_show_stripe_cache_size(struct mddev *mddev, char *page)
int
raid5_set_cache_size(struct mddev *mddev, int size)
{
+ int result = 0;
struct r5conf *conf = mddev->private;
if (size <= 16 || size > 32768)
@@ -6385,11 +6386,14 @@ raid5_set_cache_size(struct mddev *mddev, int size)
mutex_lock(&conf->cache_size_mutex);
while (size > conf->max_nr_stripes)
- if (!grow_one_stripe(conf, GFP_KERNEL))
+ if (!grow_one_stripe(conf, GFP_KERNEL)) {
+ conf->min_nr_stripes = conf->max_nr_stripes;
+ result = -ENOMEM;
break;
+ }
mutex_unlock(&conf->cache_size_mutex);
- return 0;
+ return result;
}
EXPORT_SYMBOL(raid5_set_cache_size);