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f2fs: use nm_i->next_scan_nid as default for next_free_nid

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Now, if there is no free nid in nm_i->free_nid_list, 0 may be saved
into next_free_nid of checkpoint, this may cause useless scanning for
next mount.  nm_i->next_scan_nid should be a better default value than
0.

Signed-off-by: Huang, Ying <ying.huang@intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Huang Ying 2014-09-12 20:19:48 +08:00 committed by Jaegeuk Kim
parent c1ce1b02bb
commit 7704182387
1 changed files with 2 additions and 1 deletions
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3
fs/f2fs/checkpoint.c
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@ -808,7 +808,8 @@ static void do_checkpoint(struct f2fs_sb_info *sbi, bool is_umount)
{
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
struct curseg_info *curseg = CURSEG_I(sbi, CURSEG_WARM_NODE);
nid_t last_nid = 0;
struct f2fs_nm_info *nm_i = NM_I(sbi);
nid_t last_nid = nm_i->next_scan_nid;
block_t start_blk;
struct page *cp_page;
unsigned int data_sum_blocks, orphan_blocks;