Commit 4215d054 authored by Daeho Jeong's avatar Daeho Jeong Committed by Jaegeuk Kim
Browse files

f2fs: enable extent cache for compression files in read-only 



Let's allow extent cache for RO partition.

Signed-off-by: default avatarDaeho Jeong <daehojeong@google.com>
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 3c16dc40

fs/f2fs/f2fs.h

+20 −19
Original line number Diff line number Diff line
@@ -3148,25 +3148,6 @@ static inline bool is_dot_dotdot(const u8 *name, size_t len) 
	return false;

}



static inline bool f2fs_may_extent_tree(struct inode *inode)

{

	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);



	if (!test_opt(sbi, EXTENT_CACHE) ||

			is_inode_flag_set(inode, FI_NO_EXTENT) ||

			is_inode_flag_set(inode, FI_COMPRESSED_FILE))

		return false;



	/*

	 * for recovered files during mount do not create extents

	 * if shrinker is not registered.

	 */

	if (list_empty(&sbi->s_list))

		return false;



	return S_ISREG(inode->i_mode);

}



static inline void *f2fs_kmalloc(struct f2fs_sb_info *sbi,

					size_t size, gfp_t flags)

{
@@ -4201,6 +4182,26 @@ F2FS_FEATURE_FUNCS(casefold, CASEFOLD); 
F2FS_FEATURE_FUNCS(compression, COMPRESSION);

F2FS_FEATURE_FUNCS(readonly, RO);



static inline bool f2fs_may_extent_tree(struct inode *inode)

{

	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);



	if (!test_opt(sbi, EXTENT_CACHE) ||

			is_inode_flag_set(inode, FI_NO_EXTENT) ||

			(is_inode_flag_set(inode, FI_COMPRESSED_FILE) &&

			 !f2fs_sb_has_readonly(sbi)))

		return false;



	/*

	 * for recovered files during mount do not create extents

	 * if shrinker is not registered.

	 */

	if (list_empty(&sbi->s_list))

		return false;



	return S_ISREG(inode->i_mode);

}



#ifdef CONFIG_BLK_DEV_ZONED

static inline bool f2fs_blkz_is_seq(struct f2fs_sb_info *sbi, int devi,

				    block_t blkaddr)