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authorNick Piggin <npiggin@kernel.dk>2011-01-07 17:49:38 +1100
committerNick Piggin <npiggin@kernel.dk>2011-01-07 17:50:23 +1100
commitb5c84bf6f6fa3a7dfdcb556023a62953574b60ee (patch)
tree7a2c299a180713e21d5cb653cb933121adf53c31 /fs/ceph/dir.c
parent949854d02455080d20cd3e1db28a3a18daf7599d (diff)
downloadlinux-b5c84bf6f6fa3a7dfdcb556023a62953574b60ee.tar.bz2
fs: dcache remove dcache_lock
dcache_lock no longer protects anything. remove it. Signed-off-by: Nick Piggin <npiggin@kernel.dk>
Diffstat (limited to 'fs/ceph/dir.c')
-rw-r--r--fs/ceph/dir.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index 2c924e8d85fe..58abc3da6111 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -112,7 +112,6 @@ static int __dcache_readdir(struct file *filp,
dout("__dcache_readdir %p at %llu (last %p)\n", dir, filp->f_pos,
last);
- spin_lock(&dcache_lock);
spin_lock(&parent->d_lock);
/* start at beginning? */
@@ -156,7 +155,6 @@ more:
dget_dlock(dentry);
spin_unlock(&dentry->d_lock);
spin_unlock(&parent->d_lock);
- spin_unlock(&dcache_lock);
dout(" %llu (%llu) dentry %p %.*s %p\n", di->offset, filp->f_pos,
dentry, dentry->d_name.len, dentry->d_name.name, dentry->d_inode);
@@ -182,21 +180,19 @@ more:
filp->f_pos++;
- /* make sure a dentry wasn't dropped while we didn't have dcache_lock */
+ /* make sure a dentry wasn't dropped while we didn't have parent lock */
if (!ceph_i_test(dir, CEPH_I_COMPLETE)) {
dout(" lost I_COMPLETE on %p; falling back to mds\n", dir);
err = -EAGAIN;
goto out;
}
- spin_lock(&dcache_lock);
spin_lock(&parent->d_lock);
p = p->prev; /* advance to next dentry */
goto more;
out_unlock:
spin_unlock(&parent->d_lock);
- spin_unlock(&dcache_lock);
out:
if (last)
dput(last);