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authorArnd Bergmann <arnd@arndb.de>2010-10-21 15:53:15 +0200
committerArnd Bergmann <arnd@arndb.de>2010-10-21 18:48:04 +0200
commit073c21416268658bd1bc573af85eeac2ebb56ed5 (patch)
tree66553303809cc8c1ef7229058d8d5a5670bb301f /fs/qnx4/namei.c
parent5a44a73b9015e89cfb280ba0534dfcbf1ef29d05 (diff)
downloadop-kernel-dev-073c21416268658bd1bc573af85eeac2ebb56ed5.zip
op-kernel-dev-073c21416268658bd1bc573af85eeac2ebb56ed5.tar.gz
BKL: remove BKL from qnx4
All uses of the BKL in qnx4 were the result of a pushdown into code that doesn't really need it. As Christoph points out, this is a read-only file system, which eliminates most of the races in readdir/lookup. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Anders Larsen <al@alarsen.net> Cc: Christoph Hellwig <hch@infradead.org>
Diffstat (limited to 'fs/qnx4/namei.c')
-rw-r--r--fs/qnx4/namei.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/qnx4/namei.c b/fs/qnx4/namei.c
index 58703eb..275327b 100644
--- a/fs/qnx4/namei.c
+++ b/fs/qnx4/namei.c
@@ -12,7 +12,6 @@
* 04-07-1998 by Frank Denis : first step for rmdir/unlink.
*/
-#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include "qnx4.h"
@@ -109,7 +108,6 @@ struct dentry * qnx4_lookup(struct inode *dir, struct dentry *dentry, struct nam
int len = dentry->d_name.len;
struct inode *foundinode = NULL;
- lock_kernel();
if (!(bh = qnx4_find_entry(len, dir, name, &de, &ino)))
goto out;
/* The entry is linked, let's get the real info */
@@ -123,13 +121,11 @@ struct dentry * qnx4_lookup(struct inode *dir, struct dentry *dentry, struct nam
foundinode = qnx4_iget(dir->i_sb, ino);
if (IS_ERR(foundinode)) {
- unlock_kernel();
QNX4DEBUG((KERN_ERR "qnx4: lookup->iget -> error %ld\n",
PTR_ERR(foundinode)));
return ERR_CAST(foundinode);
}
out:
- unlock_kernel();
d_add(dentry, foundinode);
return NULL;
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