| Message ID | 20230531060505.468704-2-hch@lst.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [01/16] btrfs: fix range_end calculation in extent_write_locked_range | expand |
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index d5b3b15f7ab222..0726c82db309a2 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -2310,7 +2310,7 @@ int extent_write_locked_range(struct inode *inode, u64 start, u64 end) struct writeback_control wbc_writepages = { .sync_mode = WB_SYNC_ALL, .range_start = start, - .range_end = end + 1, + .range_end = end, .no_cgroup_owner = 1, }; struct btrfs_bio_ctrl bio_ctrl = {
The range_end field in struct writeback_control is inclusive, just like the end parameter passed to extent_write_locked_range. Not doing this could cause extra writeout, which is harmless but suboptimal. Fixes: 771ed689d2cd ("Btrfs: Optimize compressed writeback and reads") Signed-off-by: Christoph Hellwig <hch@lst.de> --- fs/btrfs/extent_io.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)