aboutsummaryrefslogtreecommitdiff
path: root/fs
diff options
context:
space:
mode:
authorAl Viro <viro@zeniv.linux.org.uk>2009-06-16 23:35:46 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-17 00:36:36 -0400
commite7ec952f6aa6ac1649ac49eb5e4de5b92c829d1e (patch)
treecfe58a2f9b82ab94bd5ddbbaefb38b4790bdc65c /fs
parent536c94901eb8f2eb6fccf81ae6be814899a9f6e8 (diff)
downloadlinux-e7ec952f6aa6ac1649ac49eb5e4de5b92c829d1e.tar.gz
get rid of BKL in fs/efs
Only readdir() really needed it, and that's easily fixable by switch to generic_file_llseek() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/efs/dir.c5
-rw-r--r--fs/efs/namei.c9
-rw-r--r--fs/efs/symlink.c7
3 files changed, 3 insertions, 18 deletions
diff --git a/fs/efs/dir.c b/fs/efs/dir.c
index 49308a29798..7ee6f7e3a60 100644
--- a/fs/efs/dir.c
+++ b/fs/efs/dir.c
@@ -5,12 +5,12 @@
*/
#include <linux/buffer_head.h>
-#include <linux/smp_lock.h>
#include "efs.h"
static int efs_readdir(struct file *, void *, filldir_t);
const struct file_operations efs_dir_operations = {
+ .llseek = generic_file_llseek,
.read = generic_read_dir,
.readdir = efs_readdir,
};
@@ -33,8 +33,6 @@ static int efs_readdir(struct file *filp, void *dirent, filldir_t filldir) {
if (inode->i_size & (EFS_DIRBSIZE-1))
printk(KERN_WARNING "EFS: WARNING: readdir(): directory size not a multiple of EFS_DIRBSIZE\n");
- lock_kernel();
-
/* work out where this entry can be found */
block = filp->f_pos >> EFS_DIRBSIZE_BITS;
@@ -107,7 +105,6 @@ static int efs_readdir(struct file *filp, void *dirent, filldir_t filldir) {
filp->f_pos = (block << EFS_DIRBSIZE_BITS) | slot;
out:
- unlock_kernel();
return 0;
}
diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index c3fb5f9c4a4..1511bf9e5f8 100644
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -8,7 +8,6 @@
#include <linux/buffer_head.h>
#include <linux/string.h>
-#include <linux/smp_lock.h>
#include <linux/exportfs.h>
#include "efs.h"
@@ -63,16 +62,12 @@ struct dentry *efs_lookup(struct inode *dir, struct dentry *dentry, struct namei
efs_ino_t inodenum;
struct inode * inode = NULL;
- lock_kernel();
inodenum = efs_find_entry(dir, dentry->d_name.name, dentry->d_name.len);
if (inodenum) {
inode = efs_iget(dir->i_sb, inodenum);
- if (IS_ERR(inode)) {
- unlock_kernel();
+ if (IS_ERR(inode))
return ERR_CAST(inode);
- }
}
- unlock_kernel();
return d_splice_alias(inode, dentry);
}
@@ -115,11 +110,9 @@ struct dentry *efs_get_parent(struct dentry *child)
struct dentry *parent = ERR_PTR(-ENOENT);
efs_ino_t ino;
- lock_kernel();
ino = efs_find_entry(child->d_inode, "..", 2);
if (ino)
parent = d_obtain_alias(efs_iget(child->d_inode->i_sb, ino));
- unlock_kernel();
return parent;
}
diff --git a/fs/efs/symlink.c b/fs/efs/symlink.c
index 41911ec83aa..75117d0dac2 100644
--- a/fs/efs/symlink.c
+++ b/fs/efs/symlink.c
@@ -9,7 +9,6 @@
#include <linux/string.h>
#include <linux/pagemap.h>
#include <linux/buffer_head.h>
-#include <linux/smp_lock.h>
#include "efs.h"
static int efs_symlink_readpage(struct file *file, struct page *page)
@@ -22,9 +21,8 @@ static int efs_symlink_readpage(struct file *file, struct page *page)
err = -ENAMETOOLONG;
if (size > 2 * EFS_BLOCKSIZE)
- goto fail_notlocked;
+ goto fail;
- lock_kernel();
/* read first 512 bytes of link target */
err = -EIO;
bh = sb_bread(inode->i_sb, efs_bmap(inode, 0));
@@ -40,14 +38,11 @@ static int efs_symlink_readpage(struct file *file, struct page *page)
brelse(bh);
}
link[size] = '\0';
- unlock_kernel();
SetPageUptodate(page);
kunmap(page);
unlock_page(page);
return 0;
fail:
- unlock_kernel();
-fail_notlocked:
SetPageError(page);
kunmap(page);
unlock_page(page);