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authorColy Li <colyli@suse.de>2018-08-11 13:19:45 +0800
committerJens Axboe <axboe@kernel.dk>2018-08-11 15:46:41 -0600
commit1fae7cf05293d3a2c9e59c1bc59372322386467c (patch)
treec6ac9b2e0c717f8a7f2f2e75cfcd941726f14d47 /drivers/md/bcache/alloc.c
parent6f10f7d1b02b1bbc305f88d7696445dd38b13881 (diff)
downloadlinux-1fae7cf05293d3a2c9e59c1bc59372322386467c.tar.bz2
bcache: style fix to add a blank line after declarations
Signed-off-by: Coly Li <colyli@suse.de> Reviewed-by: Shenghui Wang <shhuiw@foxmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/bcache/alloc.c')
-rw-r--r--drivers/md/bcache/alloc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/bcache/alloc.c b/drivers/md/bcache/alloc.c
index 89f663d22551..7a28232d868b 100644
--- a/drivers/md/bcache/alloc.c
+++ b/drivers/md/bcache/alloc.c
@@ -244,6 +244,7 @@ static void invalidate_buckets_random(struct cache *ca)
while (!fifo_full(&ca->free_inc)) {
size_t n;
+
get_random_bytes(&n, sizeof(n));
n %= (size_t) (ca->sb.nbuckets - ca->sb.first_bucket);
@@ -514,6 +515,7 @@ int bch_bucket_alloc_set(struct cache_set *c, unsigned int reserve,
struct bkey *k, int n, bool wait)
{
int ret;
+
mutex_lock(&c->bucket_lock);
ret = __bch_bucket_alloc_set(c, reserve, k, n, wait);
mutex_unlock(&c->bucket_lock);
@@ -706,6 +708,7 @@ int bch_open_buckets_alloc(struct cache_set *c)
for (i = 0; i < MAX_OPEN_BUCKETS; i++) {
struct open_bucket *b = kzalloc(sizeof(*b), GFP_KERNEL);
+
if (!b)
return -ENOMEM;