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| author | Al Viro <viro@zeniv.linux.org.uk> | 2010-03-22 20:09:33 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-05-21 18:31:15 -0400 |
| commit | 6754af64641e8224c281ee5714e012e3ed41f701 (patch) | |
| tree | 248a8c01aae46f98505d8c196393fae629f9691a /fs/drop_caches.c | |
| parent | 8edd64bd6089e21f47dcdebb14b598b713213ddc (diff) | |
| download | lwn-6754af64641e8224c281ee5714e012e3ed41f701.tar.gz lwn-6754af64641e8224c281ee5714e012e3ed41f701.zip | |
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.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/drop_caches.c b/fs/drop_caches.c index 9cd4e4a70f56..42728a1f795f 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); } |