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iomap: Add IOMAP_F_DATA_INLINE flag

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Add a new IOMAP_F_DATA_INLINE flag to indicate that a mapping is in a
disk area that contains data as well as metadata.  In iomap_fiemap, map
this flag to FIEMAP_EXTENT_DATA_INLINE.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Andreas Gruenbacher
2017-10-01 17:56:54 -04:00
committed by Theodore Ts'o
parent 19fe5f643f
commit 9ca250a513
2 changed files with 5 additions and 2 deletions
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5
include/linux/iomap.h
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@@ -26,8 +26,9 @@ struct vm_fault;
/*
* Flags that only need to be reported for IOMAP_REPORT requests:
*/
#define IOMAP_F_MERGED 0x10 /* contains multiple blocks/extents */
#define IOMAP_F_SHARED 0x20 /* block shared with another file */
#define IOMAP_F_MERGED 0x10 /* contains multiple blocks/extents */
#define IOMAP_F_SHARED 0x20 /* block shared with another file */
#define IOMAP_F_DATA_INLINE 0x40 /* data inline in the inode */
/*
* Magic value for addr: