Message ID | 20140417214146.GD27178@wotan.suse.de |
---|---|
State | Accepted, archived |
Headers | show |
On Thu, Apr 17, 2014 at 02:41:46PM -0700, Mark Fasheh wrote: > 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> Thanks, applied. - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/lib/ext2fs/fiemap.h b/lib/ext2fs/fiemap.h index 30bf555..895cd0b 100644 --- a/lib/ext2fs/fiemap.h +++ b/lib/ext2fs/fiemap.h @@ -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 */ diff --git a/misc/filefrag.c b/misc/filefrag.c index a050a22..929a33b 100644 --- a/misc/filefrag.c +++ b/misc/filefrag.c @@ -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,");
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> --- lib/ext2fs/fiemap.h | 2 ++ misc/filefrag.c | 2 ++ 2 files changed, 4 insertions(+)