diff options
Diffstat (limited to 'fs/super.c')
| -rw-r--r-- | fs/super.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/fs/super.c b/fs/super.c index 743bb711805..e5f6c2cfac3 100644 --- a/fs/super.c +++ b/fs/super.c @@ -140,9 +140,6 @@ static void destroy_super(struct super_block *s) int i; list_lru_destroy(&s->s_dentry_lru); list_lru_destroy(&s->s_inode_lru); -#ifdef CONFIG_SMP - free_percpu(s->s_files); -#endif for (i = 0; i < SB_FREEZE_LEVELS; i++) percpu_counter_destroy(&s->s_writers.counter[i]); security_sb_free(s); @@ -172,15 +169,6 @@ static struct super_block *alloc_super(struct file_system_type *type, int flags) if (security_sb_alloc(s)) goto fail; -#ifdef CONFIG_SMP - s->s_files = alloc_percpu(struct list_head); - if (!s->s_files) - goto fail; - for_each_possible_cpu(i) - INIT_LIST_HEAD(per_cpu_ptr(s->s_files, i)); -#else - INIT_LIST_HEAD(&s->s_files); -#endif for (i = 0; i < SB_FREEZE_LEVELS; i++) { if (percpu_counter_init(&s->s_writers.counter[i], 0) < 0) goto fail; @@ -722,7 +710,8 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force) make sure there are no rw files opened */ if (remount_ro) { if (force) { - mark_files_ro(sb); + sb->s_readonly_remount = 1; + smp_wmb(); } else { retval = sb_prepare_remount_readonly(sb); if (retval) |