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Commit d71b5564 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: introduce cur_cp_version function to reduce code size 



This patch introduces a new inline function, cur_cp_version, to reduce redundant
codes.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent e518ff81

fs/f2fs/checkpoint.c

+3 −3
Original line number Diff line number Diff line
@@ -379,7 +379,7 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi, 
	if (!f2fs_crc_valid(crc, cp_block, crc_offset))

		goto invalid_cp1;



	pre_version = le64_to_cpu(cp_block->checkpoint_ver);

	pre_version = cur_cp_version(cp_block);



	/* Read the 2nd cp block in this CP pack */

	cp_addr += le32_to_cpu(cp_block->cp_pack_total_block_count) - 1;
@@ -394,7 +394,7 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi, 
	if (!f2fs_crc_valid(crc, cp_block, crc_offset))

		goto invalid_cp2;



	cur_version = le64_to_cpu(cp_block->checkpoint_ver);

	cur_version = cur_cp_version(cp_block);



	if (cur_version == pre_version) {

		*version = cur_version;
@@ -799,7 +799,7 @@ void write_checkpoint(struct f2fs_sb_info *sbi, bool is_umount) 
	 * Increase the version number so that

	 * SIT entries and seg summaries are written at correct place

	 */

	ckpt_ver = le64_to_cpu(ckpt->checkpoint_ver);

	ckpt_ver = cur_cp_version(ckpt);

	ckpt->checkpoint_ver = cpu_to_le64(++ckpt_ver);



	/* write cached NAT/SIT entries to NAT/SIT area */

fs/f2fs/f2fs.h

+6 −1
Original line number Diff line number Diff line
@@ -503,6 +503,11 @@ static inline void F2FS_RESET_SB_DIRT(struct f2fs_sb_info *sbi) 
	sbi->s_dirty = 0;

}



static inline unsigned long long cur_cp_version(struct f2fs_checkpoint *cp)

{

	return le64_to_cpu(cp->checkpoint_ver);

}



static inline bool is_set_ckpt_flags(struct f2fs_checkpoint *cp, unsigned int f)

{

	unsigned int ckpt_flags = le32_to_cpu(cp->ckpt_flags);
@@ -691,7 +696,7 @@ static inline block_t __start_cp_addr(struct f2fs_sb_info *sbi) 
{

	block_t start_addr;

	struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);

	unsigned long long ckpt_version = le64_to_cpu(ckpt->checkpoint_ver);

	unsigned long long ckpt_version = cur_cp_version(ckpt);



	start_addr = le32_to_cpu(F2FS_RAW_SUPER(sbi)->cp_blkaddr);

fs/f2fs/file.c

+1 −2
Original line number Diff line number Diff line
@@ -161,8 +161,7 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) 
		need_cp = true;

	else if (!is_checkpointed_node(sbi, F2FS_I(inode)->i_pino))

		need_cp = true;

	else if (F2FS_I(inode)->xattr_ver ==

			le64_to_cpu(F2FS_CKPT(sbi)->checkpoint_ver))

	else if (F2FS_I(inode)->xattr_ver == cur_cp_version(F2FS_CKPT(sbi)))

		need_cp = true;



	if (need_cp) {

fs/f2fs/recovery.c

+2 −2
Original line number Diff line number Diff line
@@ -117,7 +117,7 @@ static int recover_inode(struct inode *inode, struct page *node_page) 


static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head)

{

	unsigned long long cp_ver = le64_to_cpu(sbi->ckpt->checkpoint_ver);

	unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi));

	struct curseg_info *curseg;

	struct page *page;

	block_t blkaddr;
@@ -355,7 +355,7 @@ static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode, 
static int recover_data(struct f2fs_sb_info *sbi,

				struct list_head *head, int type)

{

	unsigned long long cp_ver = le64_to_cpu(sbi->ckpt->checkpoint_ver);

	unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi));

	struct curseg_info *curseg;

	struct page *page;

	int err = 0;

fs/f2fs/xattr.c

+1 −1
Original line number Diff line number Diff line
@@ -488,7 +488,7 @@ int f2fs_setxattr(struct inode *inode, int name_index, const char *name, 
	}



	/* store checkpoint version for conducting checkpoint during fsync */

	fi->xattr_ver = le64_to_cpu(F2FS_CKPT(sbi)->checkpoint_ver);

	fi->xattr_ver = cur_cp_version(F2FS_CKPT(sbi));



	if (ipage)

		update_inode(inode, ipage);