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fix setattr error handling in sysfs, configfs
[safe/jmp/linux-2.6]
/
fs
/
dcache.c
diff --git
a/fs/dcache.c
b/fs/dcache.c
index
5afc499
..
d96047b
100644
(file)
--- a/
fs/dcache.c
+++ b/
fs/dcache.c
@@
-536,7
+536,7
@@
restart:
*/
static void prune_dcache(int count)
{
*/
static void prune_dcache(int count)
{
- struct super_block *sb;
+ struct super_block *sb
, *n
;
int w_count;
int unused = dentry_stat.nr_unused;
int prune_ratio;
int w_count;
int unused = dentry_stat.nr_unused;
int prune_ratio;
@@
-545,13
+545,12
@@
static void prune_dcache(int count)
if (unused == 0 || count == 0)
return;
spin_lock(&dcache_lock);
if (unused == 0 || count == 0)
return;
spin_lock(&dcache_lock);
-restart:
if (count >= unused)
prune_ratio = 1;
else
prune_ratio = unused / count;
spin_lock(&sb_lock);
if (count >= unused)
prune_ratio = 1;
else
prune_ratio = unused / count;
spin_lock(&sb_lock);
- 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;
if (sb->s_nr_dentry_unused == 0)
if (list_empty(&sb->s_instances))
continue;
if (sb->s_nr_dentry_unused == 0)
@@
-592,14
+591,10
@@
restart:
}
spin_lock(&sb_lock);
count -= pruned;
}
spin_lock(&sb_lock);
count -= pruned;
- /*
- * restart only when sb is no longer on the list and
- * we have more work to do.
- */
- if (__put_super_and_need_restart(sb) && count > 0) {
- spin_unlock(&sb_lock);
- goto restart;
- }
+ __put_super(sb);
+ /* more work left to do? */
+ if (count <= 0)
+ break;
}
spin_unlock(&sb_lock);
spin_unlock(&dcache_lock);
}
spin_unlock(&sb_lock);
spin_unlock(&dcache_lock);