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| Started by | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| First post | 2016-04-16 03:00 +0200 |
| Last post | 2016-04-16 03:00 +0200 |
| Articles | 1 — 1 participant |
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[PATCH 02/15] kernfs: use lookup_one_len_unlocked() Al Viro <viro@ZenIV.linux.org.uk> - 2016-04-16 03:00 +0200
| From | Al Viro <viro@ZenIV.linux.org.uk> |
|---|---|
| Date | 2016-04-16 03:00 +0200 |
| Subject | [PATCH 02/15] kernfs: use lookup_one_len_unlocked() |
| Message-ID | <romKC-3oC-9@gated-at.bofh.it> |
From: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> --- fs/kernfs/mount.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/kernfs/mount.c b/fs/kernfs/mount.c index b67dbcc..e006d30 100644 --- a/fs/kernfs/mount.c +++ b/fs/kernfs/mount.c @@ -120,9 +120,8 @@ struct dentry *kernfs_node_dentry(struct kernfs_node *kn, kntmp = find_next_ancestor(kn, knparent); if (WARN_ON(!kntmp)) return ERR_PTR(-EINVAL); - mutex_lock(&d_inode(dentry)->i_mutex); - dtmp = lookup_one_len(kntmp->name, dentry, strlen(kntmp->name)); - mutex_unlock(&d_inode(dentry)->i_mutex); + dtmp = lookup_one_len_unlocked(kntmp->name, dentry, + strlen(kntmp->name)); dput(dentry); if (IS_ERR(dtmp)) return dtmp; -- 2.8.0.rc3
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