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-rw-r--r--mm/shmem.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index 0e5fb225007c..cd6fc7590e54 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2367,8 +2367,10 @@ static int shmem_rename2(struct inode *old_dir, struct dentry *old_dentry, struc
if (new_dentry->d_inode) {
(void) shmem_unlink(new_dir, new_dentry);
- if (they_are_dirs)
+ if (they_are_dirs) {
+ drop_nlink(new_dentry->d_inode);
drop_nlink(old_dir);
+ }
} else if (they_are_dirs) {
drop_nlink(old_dir);
inc_nlink(new_dir);
@@ -2993,7 +2995,7 @@ int shmem_fill_super(struct super_block *sb, void *data, int silent)
#endif
spin_lock_init(&sbinfo->stat_lock);
- if (percpu_counter_init(&sbinfo->used_blocks, 0))
+ if (percpu_counter_init(&sbinfo->used_blocks, 0, GFP_KERNEL))
goto failed;
sbinfo->free_inodes = sbinfo->max_inodes;
@@ -3075,7 +3077,9 @@ static const struct address_space_operations shmem_aops = {
.write_begin = shmem_write_begin,
.write_end = shmem_write_end,
#endif
+#ifdef CONFIG_MIGRATION
.migratepage = migrate_page,
+#endif
.error_remove_page = generic_error_remove_page,
};