f2fs: fix leak of orphan inode objects

When unmounting filesystem, we should release all the ino entries.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 79da86d..432a6ba 100644 (file)
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -449,12 +449,12 @@ bool exist_written_data(struct f2fs_sb_info *sbi, nid_t ino, int mode)
        return e ? true : false;
 }
 
-void release_ino_entry(struct f2fs_sb_info *sbi)
+void release_ino_entry(struct f2fs_sb_info *sbi, bool all)
 {
        struct ino_entry *e, *tmp;
        int i;
 
-       for (i = APPEND_INO; i <= UPDATE_INO; i++) {
+       for (i = all ? ORPHAN_INO: APPEND_INO; i <= UPDATE_INO; i++) {
                struct inode_management *im = &sbi->im[i];
 
                spin_lock(&im->ino_lock);
@@ -1106,7 +1106,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
                invalidate_mapping_pages(META_MAPPING(sbi), discard_blk,
                                                                discard_blk);
 
-       release_ino_entry(sbi);
+       release_ino_entry(sbi, false);
 
        if (unlikely(f2fs_cp_error(sbi)))
                return -EIO;

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 8ba2f92..ea146a5 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1911,7 +1911,7 @@ void ra_meta_pages_cond(struct f2fs_sb_info *, pgoff_t);
 long sync_meta_pages(struct f2fs_sb_info *, enum page_type, long);
 void add_ino_entry(struct f2fs_sb_info *, nid_t, int type);
 void remove_ino_entry(struct f2fs_sb_info *, nid_t, int type);
-void release_ino_entry(struct f2fs_sb_info *);
+void release_ino_entry(struct f2fs_sb_info *, bool);
 bool exist_written_data(struct f2fs_sb_info *, nid_t, int);
 int acquire_orphan_inode(struct f2fs_sb_info *);
 void release_orphan_inode(struct f2fs_sb_info *);

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 87654f4..8a28f79 100644 (file)
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -599,7 +599,7 @@ static void f2fs_put_super(struct super_block *sb)
         * normally superblock is clean, so we need to release this.
         * In addition, EIO will skip do checkpoint, we need this as well.
         */
-       release_ino_entry(sbi);
+       release_ino_entry(sbi, true);
        release_discard_addrs(sbi);
 
        f2fs_leave_shrinker(sbi);