diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-08-10 18:33:14 -0700 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2021-08-16 21:26:33 -0700 |
| commit | b74b1293e6cae70bade491067f15b9d33e040cad (patch) | |
| tree | 35dad74b37e8d9c165cd456f3dc1cf39f72e689b /include/linux/iomap.h | |
| parent | 1b5c1e36dc0e0f15de9717e81508934cbc3daf15 (diff) | |
iomap: rework unshare flag
Instead of another internal flags namespace inside of buffered-io.c,
just pass a UNSHARE hint in the main iomap flags field.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'include/linux/iomap.h')
| -rw-r--r-- | include/linux/iomap.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 6784a8b64714..f53c40e9d799 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -140,6 +140,7 @@ struct iomap_page_ops { #define IOMAP_DIRECT (1 << 4) /* direct I/O */ #define IOMAP_NOWAIT (1 << 5) /* do not block */ #define IOMAP_OVERWRITE_ONLY (1 << 6) /* only pure overwrites allowed */ +#define IOMAP_UNSHARE (1 << 7) /* unshare_file_range */ struct iomap_ops { /* |