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authorAl Viro <viro@zeniv.linux.org.uk>2010-03-22 20:09:33 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-05-21 18:31:15 -0400
commit6754af64641e8224c281ee5714e012e3ed41f701 (patch)
tree248a8c01aae46f98505d8c196393fae629f9691a /fs/drop_caches.c
parent8edd64bd6089e21f47dcdebb14b598b713213ddc (diff)
downloadlinux-6754af64641e8224c281ee5714e012e3ed41f701.tar.gz
Convert simple loops over superblocks to list_for_each_entry_safe
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/drop_caches.c')
-rw-r--r--fs/drop_caches.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/drop_caches.c b/fs/drop_caches.c
index 9cd4e4a70f5..42728a1f795 100644
--- a/fs/drop_caches.c
+++ b/fs/drop_caches.c
@@ -35,11 +35,10 @@ static void drop_pagecache_sb(struct super_block *sb)
static void drop_pagecache(void)
{
- struct super_block *sb;
+ struct super_block *sb, *n;
spin_lock(&sb_lock);
-restart:
- list_for_each_entry(sb, &super_blocks, s_list) {
+ list_for_each_entry_safe(sb, n, &super_blocks, s_list) {
if (list_empty(&sb->s_instances))
continue;
sb->s_count++;
@@ -49,8 +48,7 @@ restart:
drop_pagecache_sb(sb);
up_read(&sb->s_umount);
spin_lock(&sb_lock);
- if (__put_super_and_need_restart(sb))
- goto restart;
+ __put_super(sb);
}
spin_unlock(&sb_lock);
}