From: David Howells Date: Wed, 24 May 2017 01:54:06 +0000 (-0400) Subject: FS-Cache: Initialise stores_lock in netfs cookie X-Git-Tag: release-20171130_firefly~4^2~100^2~1^2~3^2~23 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=95a4659ee8d00b68846071f9fdf312b0b788d541;p=firefly-linux-kernel-4.4.55.git FS-Cache: Initialise stores_lock in netfs cookie [ Upstream commit 62deb8187d116581c88c69a2dd9b5c16588545d4 ] Initialise the stores_lock in fscache netfs cookies. Technically, it shouldn't be necessary, since the netfs cookie is an index and stores no data, but initialising it anyway adds insignificant overhead. Signed-off-by: David Howells Reviewed-by: Jeff Layton Acked-by: Steve Dickson Signed-off-by: Al Viro Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- diff --git a/fs/fscache/netfs.c b/fs/fscache/netfs.c index 9b28649df3a1..a8aa00be4444 100644 --- a/fs/fscache/netfs.c +++ b/fs/fscache/netfs.c @@ -48,6 +48,7 @@ int __fscache_register_netfs(struct fscache_netfs *netfs) cookie->flags = 1 << FSCACHE_COOKIE_ENABLED; spin_lock_init(&cookie->lock); + spin_lock_init(&cookie->stores_lock); INIT_HLIST_HEAD(&cookie->backing_objects); /* check the netfs type is not already present */