These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / include / linux / nfs4.h

diff --git a/kernel/include/linux/nfs4.h b/kernel/include/linux/nfs4.h
index 32201c2..e7e7853 100644 (file)
--- a/kernel/include/linux/nfs4.h
+++ b/kernel/include/linux/nfs4.h
@@ -130,6 +130,7 @@ enum nfs_opnum4 {
        OP_READ_PLUS = 68,
        OP_SEEK = 69,
        OP_WRITE_SAME = 70,
+       OP_CLONE = 71,
 
        OP_ILLEGAL = 10044,
 };
@@ -421,6 +422,7 @@ enum lock_type4 {
 #define FATTR4_WORD2_LAYOUT_TYPES       (1UL << 0)
 #define FATTR4_WORD2_LAYOUT_BLKSIZE     (1UL << 1)
 #define FATTR4_WORD2_MDSTHRESHOLD       (1UL << 4)
+#define FATTR4_WORD2_CLONE_BLKSIZE     (1UL << 13)
 #define FATTR4_WORD2_SECURITY_LABEL     (1UL << 16)
 
 /* MDS threshold bitmap bits */
@@ -500,6 +502,8 @@ enum {
        NFSPROC4_CLNT_SEEK,
        NFSPROC4_CLNT_ALLOCATE,
        NFSPROC4_CLNT_DEALLOCATE,
+       NFSPROC4_CLNT_LAYOUTSTATS,
+       NFSPROC4_CLNT_CLONE,
 };
 
 /* nfs41 types */
@@ -546,6 +550,24 @@ 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