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f2fs: Allocate and stat mem used by free nid bitmap more accurately

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This patch used f2fs_bitmap_size macro to calculate mem used by
free nid bitmap, and stat used mem including aligned part.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yunlei He 2018-06-27 14:46:21 +08:00 • committed by Jaegeuk Kim
parent 9dc956b2c8
commit e15d54d500
3 changed files with 3 additions and 7 deletions
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5
include/linux/f2fs_fs.h
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@ -304,11 +304,6 @@ struct f2fs_node {
* For NAT entries
*/
#define NAT_ENTRY_PER_BLOCK (PAGE_SIZE / sizeof(struct f2fs_nat_entry))
#define NAT_ENTRY_BITMAP_SIZE ((NAT_ENTRY_PER_BLOCK + 7) / 8)
#define NAT_ENTRY_BITMAP_SIZE_ALIGNED \
((NAT_ENTRY_BITMAP_SIZE + BITS_PER_LONG - 1) / \
BITS_PER_LONG * BITS_PER_LONG)
struct f2fs_nat_entry {
__u8 version; /* latest version of cached nat entry */