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| author | Nick Piggin <npiggin@suse.de> | 2010-01-29 15:38:19 -0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-04-27 17:32:28 +0200 |
| commit | f0a176c5482950a40ac31113816b981d4fe6069c (patch) | |
| tree | a48a5c340310bf98b4604bb6e669e82a73388eb3 /fs/dcache.c | |
| parent | 787deaa77c09c3746dd2b998997109f2463190fa (diff) | |
| download | lwn-f0a176c5482950a40ac31113816b981d4fe6069c.tar.gz lwn-f0a176c5482950a40ac31113816b981d4fe6069c.zip | |
fs-vfsmount_lock-scale
Use a brlock for the vfsmount lock.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: John Stultz <johnstul@us.ibm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/dcache.c')
| -rw-r--r-- | fs/dcache.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index 116fd33f564b..761f35a32f0f 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1911,7 +1911,7 @@ char *__d_path(const struct path *path, struct path *root, char *end = buffer + buflen; char *retval; - spin_lock(&vfsmount_lock); + vfsmount_read_lock(); prepend(&end, &buflen, "\0", 1); if (d_unlinked(dentry) && (prepend(&end, &buflen, " (deleted)", 10) != 0)) @@ -1947,7 +1947,7 @@ char *__d_path(const struct path *path, struct path *root, } out: - spin_unlock(&vfsmount_lock); + vfsmount_read_unlock(); return retval; global_root: |