The patch titled
core: use list_move()
has been removed from the -mm tree. Its filename is
core-use-list_move.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: core: use list_move()
From: Akinobu Mita <mita@xxxxxxxxxxxxxxxx>
This patch converts the combination of list_del(A) and list_add(A, B) to
list_move(A, B).
Cc: Greg Kroah-Hartman <gregkh@xxxxxxx>
Cc: Ram Pai <linuxram@xxxxxxxxxx>
Signed-off-by: Akinobu Mita <mita@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/base/power/resume.c | 6 ++----
drivers/base/power/suspend.c | 13 +++++--------
fs/dcache.c | 3 +--
fs/libfs.c | 10 ++++------
fs/namespace.c | 6 ++----
fs/pnode.c | 9 +++------
fs/sysfs/dir.c | 10 ++++------
mm/swap.c | 3 +--
8 files changed, 22 insertions(+), 38 deletions(-)
diff -puN drivers/base/power/resume.c~core-use-list_move drivers/base/power/resume.c
--- a/drivers/base/power/resume.c~core-use-list_move
+++ a/drivers/base/power/resume.c
@@ -53,8 +53,7 @@ void dpm_resume(void)
struct device * dev = to_device(entry);
get_device(dev);
- list_del_init(entry);
- list_add_tail(entry, &dpm_active);
+ list_move_tail(entry, &dpm_active);
up(&dpm_list_sem);
if (!dev->power.prev_state.event)
@@ -101,8 +100,7 @@ void dpm_power_up(void)
struct device * dev = to_device(entry);
get_device(dev);
- list_del_init(entry);
- list_add_tail(entry, &dpm_active);
+ list_move_tail(entry, &dpm_active);
resume_device(dev);
put_device(dev);
}
diff -puN drivers/base/power/suspend.c~core-use-list_move drivers/base/power/suspend.c
--- a/drivers/base/power/suspend.c~core-use-list_move
+++ a/drivers/base/power/suspend.c
@@ -116,12 +116,10 @@ int device_suspend(pm_message_t state)
/* Check if the device got removed */
if (!list_empty(&dev->power.entry)) {
/* Move it to the dpm_off or dpm_off_irq list */
- if (!error) {
- list_del(&dev->power.entry);
- list_add(&dev->power.entry, &dpm_off);
- } else if (error == -EAGAIN) {
- list_del(&dev->power.entry);
- list_add(&dev->power.entry, &dpm_off_irq);
+ if (!error)
+ list_move(&dev->power.entry, &dpm_off);
+ else if (error == -EAGAIN) {
+ list_move(&dev->power.entry, &dpm_off_irq);
error = 0;
}
}
@@ -139,8 +137,7 @@ int device_suspend(pm_message_t state)
*/
while (!list_empty(&dpm_off_irq)) {
struct list_head * entry = dpm_off_irq.next;
- list_del(entry);
- list_add(entry, &dpm_off);
+ list_move(entry, &dpm_off);
}
dpm_resume();
}
diff -puN fs/dcache.c~core-use-list_move fs/dcache.c
--- a/fs/dcache.c~core-use-list_move
+++ a/fs/dcache.c
@@ -522,8 +522,7 @@ void shrink_dcache_sb(struct super_block
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 -puN fs/libfs.c~core-use-list_move fs/libfs.c
--- a/fs/libfs.c~core-use-list_move
+++ a/fs/libfs.c
@@ -149,10 +149,9 @@ int dcache_readdir(struct file * filp, v
/* 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, v
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 -puN fs/namespace.c~core-use-list_move fs/namespace.c
--- a/fs/namespace.c~core-use-list_move
+++ a/fs/namespace.c
@@ -526,10 +526,8 @@ void umount_tree(struct vfsmount *mnt, i
{
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 -puN fs/pnode.c~core-use-list_move fs/pnode.c
--- a/fs/pnode.c~core-use-list_move
+++ a/fs/pnode.c
@@ -53,8 +53,7 @@ static int do_make_slave(struct vfsmount
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 vf
* 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 -puN fs/sysfs/dir.c~core-use-list_move fs/sysfs/dir.c
--- a/fs/sysfs/dir.c~core-use-list_move
+++ a/fs/sysfs/dir.c
@@ -430,10 +430,9 @@ static int sysfs_readdir(struct file * f
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 * f
dt_type(next)) < 0)
return 0;
- list_del(q);
- list_add(q, p);
+ list_move(q, p);
p = q;
filp->f_pos++;
}
diff -puN mm/swap.c~core-use-list_move mm/swap.c
--- a/mm/swap.c~core-use-list_move
+++ a/mm/swap.c
@@ -86,8 +86,7 @@ int rotate_reclaimable_page(struct page
zone = page_zone(page);
spin_lock_irqsave(&zone->lru_lock, flags);
if (PageLRU(page) && !PageActive(page)) {
- list_del(&page->lru);
- list_add_tail(&page->lru, &zone->inactive_list);
+ list_move_tail(&page->lru, &zone->inactive_list);
inc_page_state(pgrotated);
}
if (!test_clear_page_writeback(page))
_
Patches currently in -mm which might be from mita@xxxxxxxxxxxxxxxx are
origin.patch
-
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