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authorDavid Woodhouse <dwmw2@infradead.org>2008-08-20 14:58:23 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-20 13:19:51 -0700
commite4464facd6f1404c2baeb6798d71e34423e7aeaa (patch)
treede7a18ed83f6717b1382397a9f710d7f64e170a6
parent1c8e40e4064d51ec50258c4d381eb832c0b231db (diff)
Reserve NFS fileid values for btrfs
Purely cosmetic for now, but we might as well get it merged ASAP. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/exportfs.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index f5abd1306638..27e772cefb6a 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -35,6 +35,27 @@ enum fid_type {
FILEID_INO32_GEN_PARENT = 2,
/*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number.
+ */
+ FILEID_BTRFS_WITHOUT_PARENT = 0x4d,
+
+ /*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number,
+ * 64 bit parent object ID, 32 bit parent generation.
+ */
+ FILEID_BTRFS_WITH_PARENT = 0x4e,
+
+ /*
+ * 64 bit object ID, 64 bit root object ID,
+ * 32 bit generation number,
+ * 64 bit parent object ID, 32 bit parent generation,
+ * 64 bit parent root object ID.
+ */
+ FILEID_BTRFS_WITH_PARENT_ROOT = 0x4f,
+
+ /*
* 32 bit block number, 16 bit partition reference,
* 16 bit unused, 32 bit generation number.
*/

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