diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-12-07 08:27:10 +0100 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2024-02-01 14:20:13 +0100 |
| commit | 19871b5c7a003946d3cd4209a348ab7c0df5dbad (patch) | |
| tree | 2413d150b64c6bc23c7ffcc44949573733036fda /fs/iomap | |
| parent | 30deff8531f469453ccc0981f14eceb0a2ea68d6 (diff) | |
iomap: pass the length of the dirty region to ->map_blocks
Let the file system know how much dirty data exists at the passed
in offset. This allows file systems to allocate the right amount
of space that actually is written back if they can't eagerly
convert (e.g. because they don't support unwritten extents).
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20231207072710.176093-15-hch@lst.de
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/iomap')
| -rw-r--r-- | fs/iomap/buffered-io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 3dab060aed6d..2ad0e287c704 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -1773,7 +1773,7 @@ static int iomap_writepage_map_blocks(struct iomap_writepage_ctx *wpc, do { unsigned map_len; - error = wpc->ops->map_blocks(wpc, inode, pos); + error = wpc->ops->map_blocks(wpc, inode, pos, dirty_len); if (error) break; trace_iomap_writepage_map(inode, &wpc->iomap); |