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authorJ. Bruce Fields <bfields@redhat.com>2012-11-16 14:16:46 -0500
committerJ. Bruce Fields <bfields@redhat.com>2012-11-26 09:08:14 -0500
commit70cc7f75b1ee4161dfdea1012223db25712ab1a5 (patch)
tree4e9756cce119094f08a7bbeb52b5487c31790b8a /fs/nfsd/nfs4xdr.c
parent5a80a54d21c96590d013378d8c5f65f879451ab4 (diff)
downloadop-kernel-dev-70cc7f75b1ee4161dfdea1012223db25712ab1a5.zip
op-kernel-dev-70cc7f75b1ee4161dfdea1012223db25712ab1a5.tar.gz
nfsd4: move more write parameters into xdr argument
In preparation for moving some of this elsewhere. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4xdr.c')
-rw-r--r--fs/nfsd/nfs4xdr.c20
1 files changed, 9 insertions, 11 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 579dc70..cb9f9017 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1139,16 +1139,17 @@ nfsd4_decode_verify(struct nfsd4_compoundargs *argp, struct nfsd4_verify *verify
DECODE_TAIL;
}
-static int fill_in_write_vector(struct kvec *vec, struct kvec *head, struct page **pagelist, int buflen)
+static int fill_in_write_vector(struct kvec *vec, struct nfsd4_write *write)
{
int i = 1;
+ int buflen = write->wr_buflen;
- vec[0].iov_base = head->iov_base;
- vec[0].iov_len = min_t(int, buflen, head->iov_len);
+ vec[0].iov_base = write->wr_head.iov_base;
+ vec[0].iov_len = min_t(int, buflen, write->wr_head.iov_len);
buflen -= vec[0].iov_len;
while (buflen) {
- vec[i].iov_base = page_address(pagelist[i - 1]);
+ vec[i].iov_base = page_address(write->wr_pagelist[i - 1]);
vec[i].iov_len = min_t(int, PAGE_SIZE, buflen);
buflen -= vec[i].iov_len;
i++;
@@ -1161,8 +1162,6 @@ nfsd4_decode_write(struct nfsd4_compoundargs *argp, struct nfsd4_write *write)
{
int avail;
int len;
- struct page **pagelist;
- struct kvec head;
DECODE_HEAD;
status = nfsd4_decode_stateid(argp, &write->wr_stateid);
@@ -1185,10 +1184,10 @@ nfsd4_decode_write(struct nfsd4_compoundargs *argp, struct nfsd4_write *write)
__FILE__, __LINE__);
goto xdr_error;
}
- head.iov_base = p;
- head.iov_len = avail;
+ write->wr_head.iov_base = p;
+ write->wr_head.iov_len = avail;
WARN_ON(avail != (XDR_QUADLEN(avail) << 2));
- pagelist = argp->pagelist;
+ write->wr_pagelist = argp->pagelist;
len = XDR_QUADLEN(write->wr_buflen) << 2;
if (len >= avail) {
@@ -1205,8 +1204,7 @@ nfsd4_decode_write(struct nfsd4_compoundargs *argp, struct nfsd4_write *write)
argp->end = argp->p + XDR_QUADLEN(PAGE_SIZE);
}
argp->p += XDR_QUADLEN(len);
- write->wr_vlen = fill_in_write_vector(argp->rqstp->rq_vec,
- &head, pagelist, write->wr_buflen);
+ write->wr_vlen = fill_in_write_vector(argp->rqstp->rq_vec, write);
WARN_ON_ONCE(write->wr_vlen > ARRAY_SIZE(argp->rqstp->rq_vec));
DECODE_TAIL;
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