f2fs: use MAX_FREE_NIDS for the free nids target

F2FS has define MAX_FREE_NIDS for maximum of cached free nids target.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Kinglong Mee 2017-02-26 20:47:16 +08:00 committed by Jaegeuk Kim
parent 4ac912427c
commit f0cdbfe6ef

View File

@ -1871,7 +1871,6 @@ static void scan_free_nid_bits(struct f2fs_sb_info *sbi)
struct curseg_info *curseg = CURSEG_I(sbi, CURSEG_HOT_DATA);
struct f2fs_journal *journal = curseg->journal;
unsigned int i, idx;
unsigned int target = FREE_NID_PAGES * NAT_ENTRY_PER_BLOCK;
down_read(&nm_i->nat_tree_lock);
@ -1887,7 +1886,7 @@ static void scan_free_nid_bits(struct f2fs_sb_info *sbi)
nid = i * NAT_ENTRY_PER_BLOCK + idx;
add_free_nid(sbi, nid, true);
if (nm_i->nid_cnt[FREE_NID_LIST] >= target)
if (nm_i->nid_cnt[FREE_NID_LIST] >= MAX_FREE_NIDS)
goto out;
}
}
@ -1913,7 +1912,6 @@ static int scan_nat_bits(struct f2fs_sb_info *sbi)
struct f2fs_nm_info *nm_i = NM_I(sbi);
struct page *page;
unsigned int i = 0;
nid_t target = FREE_NID_PAGES * NAT_ENTRY_PER_BLOCK;
nid_t nid;
if (!enabled_nat_bits(sbi, NULL))
@ -1934,7 +1932,7 @@ check_empty:
add_free_nid(sbi, nid, true);
}
if (nm_i->nid_cnt[FREE_NID_LIST] >= target)
if (nm_i->nid_cnt[FREE_NID_LIST] >= MAX_FREE_NIDS)
goto out;
i++;
goto check_empty;
@ -1952,7 +1950,7 @@ check_partial:
scan_nat_page(sbi, page, nid);
f2fs_put_page(page, 1);
if (nm_i->nid_cnt[FREE_NID_LIST] < target) {
if (nm_i->nid_cnt[FREE_NID_LIST] < MAX_FREE_NIDS) {
i++;
goto check_partial;
}