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erofs: move packed inode out of the compression part

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packed inode could be used in more scenarios which are independent of
compression in the future.

For example, packed inode could be used to keep extra long xattr
prefixes with the help of following patches.

Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Reviewed-by: Yue Hu <huyue2@coolpad.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Acked-by: Chao Yu <chao@kernel.org>
Link: https://lore.kernel.org/r/20230407141710.113882-4-jefflexu@linux.alibaba.com
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
This commit is contained in:
Jingbo Xu 2023-04-07 22:17:06 +08:00 committed by Gao Xiang
parent eb2c5e41be
commit a97a218b08
2 changed files with 2 additions and 4 deletions
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2
fs/erofs/internal.h
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@ -134,8 +134,8 @@ struct erofs_sb_info {
struct inode *managed_cache;
struct erofs_sb_lz4_info lz4;
struct inode *packed_inode;
#endif /* CONFIG_EROFS_FS_ZIP */
struct inode *packed_inode;
struct erofs_dev_context *devs;
struct dax_device *dax_dev;
u64 dax_part_off;

4
fs/erofs/super.c
View File

@ -808,7 +808,6 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc)
erofs_shrinker_register(sb);
/* sb->s_umount is already locked, SB_ACTIVE and SB_BORN are not set */
#ifdef CONFIG_EROFS_FS_ZIP
if (erofs_sb_has_fragments(sbi) && sbi->packed_nid) {
sbi->packed_inode = erofs_iget(sb, sbi->packed_nid);
if (IS_ERR(sbi->packed_inode)) {
@ -817,7 +816,6 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc)
return err;
}
}
#endif
err = erofs_init_managed_cache(sb);
if (err)
return err;
@ -984,9 +982,9 @@ static void erofs_put_super(struct super_block *sb)
#ifdef CONFIG_EROFS_FS_ZIP
iput(sbi->managed_cache);
sbi->managed_cache = NULL;
#endif
iput(sbi->packed_inode);
sbi->packed_inode = NULL;
#endif
erofs_free_dev_context(sbi->devs);
sbi->devs = NULL;
erofs_fscache_unregister_fs(sb);