Messages in this thread Patch in this message |  | | From | Huang Jianan <> | Subject | [PATCH 2/3] f2fs: fix last_lblock check in check_swap_activate_fast | Date | Sat, 27 Feb 2021 20:02:30 +0800 |
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Because page_no < sis->max guarantees that the while loop break out normally, the wrong check contidion here doesn't cause a problem.
Signed-off-by: Huang Jianan <huangjianan@oppo.com> Signed-off-by: Guo Weichao <guoweichao@oppo.com> --- fs/f2fs/data.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index a1498a1a345c..4dbc1cafc55d 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -3804,7 +3804,7 @@ static int check_swap_activate_fast(struct swap_info_struct *sis, last_lblock = bytes_to_blks(inode, i_size_read(inode)); len = i_size_read(inode); - while (cur_lblock <= last_lblock && cur_lblock < sis->max) { + while (cur_lblock + 1 <= last_lblock && cur_lblock < sis->max) { struct f2fs_map_blocks map; pgoff_t next_pgofs; -- 2.25.1
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