From 8bb28975823aee062f82b99ddacc499601c0cfd1 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 17 Aug 2015 18:41:01 +0200 Subject: pnfs: move common blocklayout XDR defintions to nfs4.h Signed-off-by: Christoph Hellwig Signed-off-by: Trond Myklebust --- include/linux/nfs4.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'include/linux/nfs4.h') diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index b8e72aad919c..00121f298269 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -547,6 +547,24 @@ enum pnfs_notify_deviceid_type4 { NOTIFY_DEVICEID4_DELETE = 1 << 2, }; +enum pnfs_block_volume_type { + PNFS_BLOCK_VOLUME_SIMPLE = 0, + PNFS_BLOCK_VOLUME_SLICE = 1, + PNFS_BLOCK_VOLUME_CONCAT = 2, + PNFS_BLOCK_VOLUME_STRIPE = 3, +}; + +enum pnfs_block_extent_state { + PNFS_BLOCK_READWRITE_DATA = 0, + PNFS_BLOCK_READ_DATA = 1, + PNFS_BLOCK_INVALID_DATA = 2, + PNFS_BLOCK_NONE_DATA = 3, +}; + +/* on the wire size of a block layout extent */ +#define PNFS_BLOCK_EXTENT_SIZE \ + (7 * sizeof(__be32) + NFS4_DEVICEID4_SIZE) + #define NFL4_UFLG_MASK 0x0000003F #define NFL4_UFLG_DENSE 0x00000001 #define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 -- cgit v1.2.3-59-g8ed1b