Re: [PATCH 3/4] f2fs: fix wrong block count instead of bytes

From: Jaegeuk Kim
Date: Mon Nov 30 2020 - 23:10:18 EST


On 11/25, Jaegeuk Kim wrote:
> We should convert cur_lblock, a block count, to bytes for len.
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
> ---
> fs/f2fs/data.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
> index a84e5bc09337..e49c14ccfafe 100644
> --- a/fs/f2fs/data.c
> +++ b/fs/f2fs/data.c
> @@ -3893,7 +3893,7 @@ static int check_swap_activate_fast(struct swap_info_struct *sis,
> sector_t highest_pblock = 0;
> int nr_extents = 0;
> unsigned long nr_pblocks;
> - unsigned long len;
> + u64 len;
> int ret;
>
> /*
> @@ -3911,7 +3911,7 @@ static int check_swap_activate_fast(struct swap_info_struct *sis,
> cond_resched();
>
> memset(&map_bh, 0, sizeof(struct buffer_head));
> - map_bh.b_size = len - cur_lblock;
> + map_bh.b_size = len - blks_to_bytes(inode, cur_lblock);
>
> ret = get_data_block(inode, cur_lblock, &map_bh, 0,
> F2FS_GET_BLOCK_FIEMAP, &next_pgofs);
> --
> 2.29.2.454.gaff20da3a2-goog