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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/dir.c
parent5a44a73b9015e89cfb280ba0534dfcbf1ef29d05 (diff)
downloadlinux-073c21416268658bd1bc573af85eeac2ebb56ed5.tar.bz2
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/dir.c')
-rw-r--r--fs/qnx4/dir.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/qnx4/dir.c b/fs/qnx4/dir.c
index 6e8fc62b40a8..7b0329468a5d 100644
--- a/fs/qnx4/dir.c
+++ b/fs/qnx4/dir.c
@@ -11,7 +11,6 @@
* 20-06-1998 by Frank Denis : Linux 2.1.99+ & dcache support.
*/
-#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include "qnx4.h"
@@ -29,8 +28,6 @@ static int qnx4_readdir(struct file *filp, void *dirent, filldir_t filldir)
QNX4DEBUG((KERN_INFO "qnx4_readdir:i_size = %ld\n", (long) inode->i_size));
QNX4DEBUG((KERN_INFO "filp->f_pos = %ld\n", (long) filp->f_pos));
- lock_kernel();
-
while (filp->f_pos < inode->i_size) {
blknum = qnx4_block_map( inode, filp->f_pos >> QNX4_BLOCK_SIZE_BITS );
bh = sb_bread(inode->i_sb, blknum);
@@ -71,7 +68,6 @@ static int qnx4_readdir(struct file *filp, void *dirent, filldir_t filldir)
brelse(bh);
}
out:
- unlock_kernel();
return 0;
}