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authorAlexandros Batsakis <batsakis@netapp.com>2009-12-05 13:36:55 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2009-12-05 13:36:55 -0500
commit2449ea2e191123729b2dc37a06fcb9d6ea7e2736 (patch)
treef5b71099baefb6c550511b3d5f3da26b8c384454 /fs/nfs/nfs4xdr.c
parent7b183d0d432ab3525ae29511a5348ead3e790620 (diff)
downloadop-kernel-dev-2449ea2e191123729b2dc37a06fcb9d6ea7e2736.zip
op-kernel-dev-2449ea2e191123729b2dc37a06fcb9d6ea7e2736.tar.gz
nfs41: V2 adjust max_rqst_sz, max_resp_sz w.r.t to rsize, wsize
The v4.1 client should take into account the desired rsize, wsize when negotiating the max size in CREATE_SESSION. Accordingly, it should use rsize, wsize that are smaller than the session negotiated values. Signed-off-by: Alexandros Batsakis <batsakis@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4xdr.c')
-rw-r--r--fs/nfs/nfs4xdr.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 0b1f3fc..4ddd04a 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -46,6 +46,7 @@
#include <linux/proc_fs.h>
#include <linux/kdev_t.h>
#include <linux/sunrpc/clnt.h>
+#include <linux/sunrpc/msg_prot.h>
#include <linux/nfs.h>
#include <linux/nfs4.h>
#include <linux/nfs_fs.h>
@@ -677,6 +678,19 @@ static int nfs4_stat_to_errno(int);
decode_sequence_maxsz + \
decode_putrootfh_maxsz + \
decode_fsinfo_maxsz)
+
+const u32 nfs41_maxwrite_overhead = ((RPC_MAX_HEADER_WITH_AUTH +
+ compound_encode_hdr_maxsz +
+ encode_sequence_maxsz +
+ encode_putfh_maxsz +
+ encode_getattr_maxsz) *
+ XDR_UNIT);
+
+const u32 nfs41_maxread_overhead = ((RPC_MAX_HEADER_WITH_AUTH +
+ compound_decode_hdr_maxsz +
+ decode_sequence_maxsz +
+ decode_putfh_maxsz) *
+ XDR_UNIT);
#endif /* CONFIG_NFS_V4_1 */
static const umode_t nfs_type2fmt[] = {
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