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Subject[PATCH] f2fs: fix block migration when section is not aligned to pow2
Date
As for zoned-UFS, f2fs section size is forced to zone size. And zone
size may not aligned to pow2.

Fixes: 859fca6b706e ("f2fs: swap: support migrating swapfile in aligned write mode")
Signed-off-by: Liao Yuanhong <liaoyuanhong@vivo.com>
Signed-off-by: Wu Bo <bo.wu@vivo.com>
---
fs/f2fs/data.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index d9494b5fc7c1..7ff5ad3fd5dc 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -3904,7 +3904,6 @@ static int check_swap_activate(struct swap_info_struct *sis,
int nr_extents = 0;
unsigned long nr_pblocks;
unsigned int blks_per_sec = BLKS_PER_SEC(sbi);
- unsigned int sec_blks_mask = BLKS_PER_SEC(sbi) - 1;
unsigned int not_aligned = 0;
int ret = 0;

@@ -3942,8 +3941,8 @@ static int check_swap_activate(struct swap_info_struct *sis,
pblock = map.m_pblk;
nr_pblocks = map.m_len;

- if ((pblock - SM_I(sbi)->main_blkaddr) & sec_blks_mask ||
- nr_pblocks & sec_blks_mask ||
+ if ((pblock - SM_I(sbi)->main_blkaddr) % blks_per_sec ||
+ nr_pblocks % blks_per_sec ||
!f2fs_valid_pinned_area(sbi, pblock)) {
bool last_extent = false;

--
2.25.1

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