summaryrefslogtreecommitdiff
path: root/fs
diff options
context:
space:
mode:
authorAkinobu Mita <mita@miraclelinux.com>2006-06-26 00:24:40 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 09:58:17 -0700
commit1bfba4e8ea0e555e3a0296051517d96253660ccc (patch)
tree48ced9016b5c08f1be217677c25e6879c07b5278 /fs
parenta7addcea6ac7c0e9733a48cda06ca0880f116a48 (diff)
downloadlwn-1bfba4e8ea0e555e3a0296051517d96253660ccc.tar.gz
lwn-1bfba4e8ea0e555e3a0296051517d96253660ccc.zip
[PATCH] core: use list_move()
This patch converts the combination of list_del(A) and list_add(A, B) to list_move(A, B). Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Ram Pai <linuxram@us.ibm.com> Signed-off-by: Akinobu Mita <mita@miraclelinux.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/dcache.c3
-rw-r--r--fs/libfs.c10
-rw-r--r--fs/namespace.c6
-rw-r--r--fs/pnode.c9
-rw-r--r--fs/sysfs/dir.c10
5 files changed, 14 insertions, 24 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 6aa635fbfa0a..48b44a714b35 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -522,8 +522,7 @@ void shrink_dcache_sb(struct super_block * sb)
dentry = list_entry(tmp, struct dentry, d_lru);
if (dentry->d_sb != sb)
continue;
- list_del(tmp);
- list_add(tmp, &dentry_unused);
+ list_move(tmp, &dentry_unused);
}
/*
diff --git a/fs/libfs.c b/fs/libfs.c
index fc785d8befb9..ac02ea602c3d 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -149,10 +149,9 @@ int dcache_readdir(struct file * filp, void * dirent, filldir_t filldir)
/* fallthrough */
default:
spin_lock(&dcache_lock);
- if (filp->f_pos == 2) {
- list_del(q);
- list_add(q, &dentry->d_subdirs);
- }
+ if (filp->f_pos == 2)
+ list_move(q, &dentry->d_subdirs);
+
for (p=q->next; p != &dentry->d_subdirs; p=p->next) {
struct dentry *next;
next = list_entry(p, struct dentry, d_u.d_child);
@@ -164,8 +163,7 @@ int dcache_readdir(struct file * filp, void * dirent, filldir_t filldir)
return 0;
spin_lock(&dcache_lock);
/* next is still alive */
- list_del(q);
- list_add(q, p);
+ list_move(q, p);
p = q;
filp->f_pos++;
}
diff --git a/fs/namespace.c b/fs/namespace.c
index 866430bb024d..b3ed212ea416 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -526,10 +526,8 @@ void umount_tree(struct vfsmount *mnt, int propagate, struct list_head *kill)
{
struct vfsmount *p;
- for (p = mnt; p; p = next_mnt(p, mnt)) {
- list_del(&p->mnt_hash);
- list_add(&p->mnt_hash, kill);
- }
+ for (p = mnt; p; p = next_mnt(p, mnt))
+ list_move(&p->mnt_hash, kill);
if (propagate)
propagate_umount(kill);
diff --git a/fs/pnode.c b/fs/pnode.c
index 37b568ed0e05..da42ee61c1df 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -53,8 +53,7 @@ static int do_make_slave(struct vfsmount *mnt)
if (master) {
list_for_each_entry(slave_mnt, &mnt->mnt_slave_list, mnt_slave)
slave_mnt->mnt_master = master;
- list_del(&mnt->mnt_slave);
- list_add(&mnt->mnt_slave, &master->mnt_slave_list);
+ list_move(&mnt->mnt_slave, &master->mnt_slave_list);
list_splice(&mnt->mnt_slave_list, master->mnt_slave_list.prev);
INIT_LIST_HEAD(&mnt->mnt_slave_list);
} else {
@@ -283,10 +282,8 @@ static void __propagate_umount(struct vfsmount *mnt)
* umount the child only if the child has no
* other children
*/
- if (child && list_empty(&child->mnt_mounts)) {
- list_del(&child->mnt_hash);
- list_add_tail(&child->mnt_hash, &mnt->mnt_hash);
- }
+ if (child && list_empty(&child->mnt_mounts))
+ list_move_tail(&child->mnt_hash, &mnt->mnt_hash);
}
}
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 610b5bdbe75b..61c42430cba3 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -430,10 +430,9 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
i++;
/* fallthrough */
default:
- if (filp->f_pos == 2) {
- list_del(q);
- list_add(q, &parent_sd->s_children);
- }
+ if (filp->f_pos == 2)
+ list_move(q, &parent_sd->s_children);
+
for (p=q->next; p!= &parent_sd->s_children; p=p->next) {
struct sysfs_dirent *next;
const char * name;
@@ -455,8 +454,7 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir)
dt_type(next)) < 0)
return 0;
- list_del(q);
- list_add(q, p);
+ list_move(q, p);
p = q;
filp->f_pos++;
}