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e2fsprogs/filefrag: print shared extent flag 

Filefrag doesn't catch and print the shared extent flag. Add this for
users of filefrag on file systems with shared extents (such as btrfs).

Signed-off-by: Mark Fasheh <mfasheh@suse.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
maint-test
Mark Fasheh 2014-04-26 20:23:00 -04:00 committed by Theodore Ts'o
parent 6d82e1f4c7
commit bd1413d499
2 changed files with 4 additions and 0 deletions
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2
lib/ext2fs/fiemap.h
View File

@ -64,5 +64,7 @@ struct fiemap {
#define FIEMAP_EXTENT_MERGED 0x00001000 /* File does not natively
* support extents. Result
* merged for efficiency. */
#define FIEMAP_EXTENT_SHARED 0x00002000 /* Space shared with other
* files. */
#endif /* _LINUX_FIEMAP_H */

2
misc/filefrag.c
View File

@ -165,6 +165,8 @@ static void print_extent_info(struct fiemap_extent *fm_extent, int cur_ex,
strcat(flags, "unwritten,");
if (fm_extent->fe_flags & FIEMAP_EXTENT_MERGED)
strcat(flags, "merged,");
if (fm_extent->fe_flags & FIEMAP_EXTENT_SHARED)
strcat(flags, "shared,");
if (fm_extent->fe_logical + fm_extent->fe_length >= (__u64) st->st_size)
strcat(flags, "eof,");