@lend of filemap_write_and_wait_range is supposed to be a "offset in bytes where the range ends (inclusive)". Subtract 1 to avoid writing an extra page.
Signed-off-by: Fan li <[email protected]> --- fs/f2fs/file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 294e715..5fac4f2 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1686,7 +1686,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, /* writeback all dirty pages in the range */ err = filemap_write_and_wait_range(inode->i_mapping, range->start, - range->start + range->len); + range->start + range->len - 1); if (err) goto out; -- 1.7.9.5 ------------------------------------------------------------------------------ _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
