| From | Sasha Levin <> | Subject | [PATCH AUTOSEL for 4.9 189/293] fs/dcache: init in_lookup_hashtable | Date | Mon, 9 Apr 2018 00:25:22 +0000 |
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From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
[ Upstream commit 6916363f3083837ed5adb3df2dd90d6b97017dff ]
in_lookup_hashtable was introduced in commit 94bdd655caba ("parallel lookups machinery, part 3") and never initialized but since it is in the data it is all zeros. But we need this for -RT.
Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: linux-fsdevel@vger.kernel.org Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> --- fs/dcache.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/fs/dcache.c b/fs/dcache.c index c0c7fa8224ba..4df3d2300c7b 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -3637,6 +3637,11 @@ EXPORT_SYMBOL(d_genocide); void __init vfs_caches_init_early(void) { + int i; + + for (i = 0; i < ARRAY_SIZE(in_lookup_hashtable); i++) + INIT_HLIST_BL_HEAD(&in_lookup_hashtable[i]); + dcache_init_early(); inode_init_early(); } -- 2.15.1
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