| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 24/46] FS-Cache: Initialise stores_lock in netfs cookie | Date | Thu, 15 Jun 2017 19:52:43 +0200 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: David Howells <dhowells@redhat.com>
[ 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 <dhowells@redhat.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Acked-by: Steve Dickson <steved@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- fs/fscache/netfs.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/fscache/netfs.c +++ b/fs/fscache/netfs.c @@ -48,6 +48,7 @@ int __fscache_register_netfs(struct fsca 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 */
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