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authorAnna Schumaker <Anna.Schumaker@netapp.com>2014-11-25 21:18:16 +0300
committerTrond Myklebust <trond.myklebust@primarydata.com>2014-11-26 00:38:32 +0300
commit624bd5b7b683c978c6d5f4e9f6142cfb3470983d (patch)
treedcbe9728ea9a6ef12b57c63aec6b34b872a42542 /include
parentf4ac1674f5da420ef17896f0f222c5215ebcde80 (diff)
downloadlinux-624bd5b7b683c978c6d5f4e9f6142cfb3470983d.tar.xz
nfs: Add DEALLOCATE support
This patch adds support for using the NFS v4.2 operation DEALLOCATE to punch holes in a file. Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nfs4.h1
-rw-r--r--include/linux/nfs_fs_sb.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 2b28a21edcd0..022b761dbf0a 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -491,6 +491,7 @@ enum {
/* nfs42 */
NFSPROC4_CLNT_SEEK,
NFSPROC4_CLNT_ALLOCATE,
+ NFSPROC4_CLNT_DEALLOCATE,
};
/* nfs41 types */
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index df6ed429b406..1e37fbb78f7a 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -232,5 +232,6 @@ struct nfs_server {
#define NFS_CAP_SECURITY_LABEL (1U << 18)
#define NFS_CAP_SEEK (1U << 19)
#define NFS_CAP_ALLOCATE (1U << 20)
+#define NFS_CAP_DEALLOCATE (1U << 21)
#endif