[PATCH 7/9] dcache: d_find_alias needn't recheck IS_ROOT && DCACHE_DISCONNECTED
From: J. Bruce Fields <hidden>
Date: 2014-02-18 20:29:03
Also in:
linux-fsdevel
Subsystem:
filesystems (vfs and infrastructure), the rest · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds
From: "J. Bruce Fields" <redacted> If we get to this point and discover the dentry is not a root dentry, or not DCACHE_DISCONNECTED--great, we always prefer that anyway. Signed-off-by: J. Bruce Fields <redacted> --- fs/dcache.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/fs/dcache.c b/fs/dcache.c
index efe3d3b..448ef98 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c@@ -753,12 +753,9 @@ again: alias = discon_alias; spin_lock(&alias->d_lock); if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) { - if (IS_ROOT(alias) && - (alias->d_flags & DCACHE_DISCONNECTED)) { - __dget_dlock(alias); - spin_unlock(&alias->d_lock); - return alias; - } + __dget_dlock(alias); + spin_unlock(&alias->d_lock); + return alias; } spin_unlock(&alias->d_lock); goto again;
--
1.8.5.3