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NFSv4.1: deprecate headerpadsz in CREATE_SESSION

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We don't support header padding yet so better off ditching it

Reported-by: Sid Moore <learnmost@gmail.com>
Signed-off-by: Benny Halevy <benny@tonian.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy 2011-06-11 17:08:39 -04:00 committed by Trond Myklebust
parent 0f66b5984d
commit c9c30dd5f7
3 changed files with 6 additions and 9 deletions
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4
fs/nfs/nfs4proc.c
View file

@ -5098,7 +5098,6 @@ static void nfs4_init_channel_attrs(struct nfs41_create_session_args *args)
if (mxresp_sz == 0)
mxresp_sz = NFS_MAX_FILE_IO_SIZE;
/* Fore channel attributes */
args->fc_attrs.headerpadsz = 0;
args->fc_attrs.max_rqst_sz = mxrqst_sz;
args->fc_attrs.max_resp_sz = mxresp_sz;
args->fc_attrs.max_ops = NFS4_MAX_OPS;
@ -5111,7 +5110,6 @@ static void nfs4_init_channel_attrs(struct nfs41_create_session_args *args)
args->fc_attrs.max_ops, args->fc_attrs.max_reqs);
/* Back channel attributes */
args->bc_attrs.headerpadsz = 0;
args->bc_attrs.max_rqst_sz = PAGE_SIZE;
args->bc_attrs.max_resp_sz = PAGE_SIZE;
args->bc_attrs.max_resp_sz_cached = 0;
@ -5131,8 +5129,6 @@ static int nfs4_verify_fore_channel_attrs(struct nfs41_create_session_args *args
struct nfs4_channel_attrs *sent = &args->fc_attrs;
struct nfs4_channel_attrs *rcvd = &session->fc_attrs;
if (rcvd->headerpadsz > sent->headerpadsz)
return -EINVAL;
if (rcvd->max_resp_sz > sent->max_resp_sz)
return -EINVAL;
/*

10
fs/nfs/nfs4xdr.c
View file

@ -1725,7 +1725,7 @@ static void encode_create_session(struct xdr_stream *xdr,
*p++ = cpu_to_be32(args->flags); /*flags */
/* Fore Channel */
*p++ = cpu_to_be32(args->fc_attrs.headerpadsz); /* header padding size */
*p++ = cpu_to_be32(0); /* header padding size */
*p++ = cpu_to_be32(args->fc_attrs.max_rqst_sz); /* max req size */
*p++ = cpu_to_be32(args->fc_attrs.max_resp_sz); /* max resp size */
*p++ = cpu_to_be32(max_resp_sz_cached); /* Max resp sz cached */
@ -1734,7 +1734,7 @@ static void encode_create_session(struct xdr_stream *xdr,
*p++ = cpu_to_be32(0); /* rdmachannel_attrs */
/* Back Channel */
*p++ = cpu_to_be32(args->fc_attrs.headerpadsz); /* header padding size */
*p++ = cpu_to_be32(0); /* header padding size */
*p++ = cpu_to_be32(args->bc_attrs.max_rqst_sz); /* max req size */
*p++ = cpu_to_be32(args->bc_attrs.max_resp_sz); /* max resp size */
*p++ = cpu_to_be32(args->bc_attrs.max_resp_sz_cached); /* Max resp sz cached */
@ -4997,12 +4997,14 @@ static int decode_chan_attrs(struct xdr_stream *xdr,
struct nfs4_channel_attrs *attrs)
{
__be32 *p;
u32 nr_attrs;
u32 nr_attrs, val;
p = xdr_inline_decode(xdr, 28);
if (unlikely(!p))
goto out_overflow;
attrs->headerpadsz = be32_to_cpup(p++);
val = be32_to_cpup(p++); /* headerpadsz */
if (val)
return -EINVAL; /* no support for header padding yet */
attrs->max_rqst_sz = be32_to_cpup(p++);
attrs->max_resp_sz = be32_to_cpup(p++);
attrs->max_resp_sz_cached = be32_to_cpup(p++);

1
include/linux/nfs_xdr.h
View file

@ -158,7 +158,6 @@ struct nfs_seqid;
/* nfs41 sessions channel attributes */
struct nfs4_channel_attrs {
u32 headerpadsz;
u32 max_rqst_sz;
u32 max_resp_sz;
u32 max_resp_sz_cached;