* [PATCH] f2fs: Use nm_i->next_scan_nid as default for next_free_nid
@ 2014-09-12 12:19 Huang Ying
0 siblings, 0 replies; only message in thread
From: Huang Ying @ 2014-09-12 12:19 UTC (permalink / raw)
To: Jaegeuk Kim, Changman Lee
Cc: linux-f2fs-devel, linux-kernel, Huang Ying, huang.ying.caritas
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>
---
fs/f2fs/checkpoint.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -802,7 +802,8 @@ static void do_checkpoint(struct f2fs_sb
{
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;
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