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| author | Sunil Mushran <sunil.mushran@oracle.com> | 2009-12-03 12:46:51 -0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2009-12-17 20:55:57 -0800 |
| commit | 8c0414cd524e9f1c483ffb3ff1c2d860f5c567c8 (patch) | |
| tree | 881d2c2deca2fd5c614d44578894103fa023ae16 /include | |
| parent | 936545401624217955df4dd44bb71615900e5397 (diff) | |
| download | op-kernel-dev-8c0414cd524e9f1c483ffb3ff1c2d860f5c567c8.zip op-kernel-dev-8c0414cd524e9f1c483ffb3ff1c2d860f5c567c8.tar.gz | |
fiemap: Add new extent flag FIEMAP_EXTENT_SHARED
Some filesystems may allow multiple files to point to a particular
extent. This patch adds flag FIEMAP_EXTENT_SHARED to denote extents
that are shared with other inodes.
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Acked-by: Mark Fasheh <mfasheh@suse.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/fiemap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/fiemap.h b/include/linux/fiemap.h index 934e22d..d830747 100644 --- a/include/linux/fiemap.h +++ b/include/linux/fiemap.h @@ -62,5 +62,7 @@ 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 */ |
