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nfs41: use nfs4_getaclres

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In preparation for nfs41 sequence processing.

Signed-off-by: Andy Admason <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfs41: embed resp_len in nfs_getaclres]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy 2009-04-01 09:21:59 -04:00
parent d45b2989a7
commit 663c79b3cd
3 changed files with 19 additions and 11 deletions
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20
fs/nfs/nfs4proc.c
View File

@ -2755,12 +2755,14 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
.acl_pages = pages,
.acl_len = buflen,
};
size_t resp_len = buflen;
struct nfs_getaclres res = {
.acl_len = buflen,
};
void *resp_buf;
struct rpc_message msg = {
.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_GETACL],
.rpc_argp = &args,
.rpc_resp = &resp_len,
.rpc_resp = &res,
};
struct page *localpage = NULL;
int ret;
@ -2774,7 +2776,7 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
return -ENOMEM;
args.acl_pages[0] = localpage;
args.acl_pgbase = 0;
resp_len = args.acl_len = PAGE_SIZE;
args.acl_len = PAGE_SIZE;
} else {
resp_buf = buf;
buf_to_pages(buf, buflen, args.acl_pages, &args.acl_pgbase);
@ -2782,18 +2784,18 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
ret = rpc_call_sync(NFS_CLIENT(inode), &msg, 0);
if (ret)
goto out_free;
if (resp_len > args.acl_len)
nfs4_write_cached_acl(inode, NULL, resp_len);
if (res.acl_len > args.acl_len)
nfs4_write_cached_acl(inode, NULL, res.acl_len);
else
nfs4_write_cached_acl(inode, resp_buf, resp_len);
nfs4_write_cached_acl(inode, resp_buf, res.acl_len);
if (buf) {
ret = -ERANGE;
if (resp_len > buflen)
if (res.acl_len > buflen)
goto out_free;
if (localpage)
memcpy(buf, resp_buf, resp_len);
memcpy(buf, resp_buf, res.acl_len);
}
ret = resp_len;
ret = res.acl_len;
out_free:
if (localpage)
__free_page(localpage);

5
fs/nfs/nfs4xdr.c
View File

@ -4018,7 +4018,8 @@ out:
* Decode GETACL response
*/
static int
nfs4_xdr_dec_getacl(struct rpc_rqst *rqstp, __be32 *p, size_t *acl_len)
nfs4_xdr_dec_getacl(struct rpc_rqst *rqstp, __be32 *p,
struct nfs_getaclres *res)
{
struct xdr_stream xdr;
struct compound_hdr hdr;
@ -4031,7 +4032,7 @@ nfs4_xdr_dec_getacl(struct rpc_rqst *rqstp, __be32 *p, size_t *acl_len)
status = decode_putfh(&xdr);
if (status)
goto out;
status = decode_getacl(&xdr, rqstp, acl_len);
status = decode_getacl(&xdr, rqstp, &res->acl_len);
out:
return status;

5
include/linux/nfs_xdr.h
View File

@ -444,6 +444,11 @@ struct nfs_getaclargs {
struct nfs4_sequence_args seq_args;
};
struct nfs_getaclres {
size_t acl_len;
struct nfs4_sequence_res seq_res;
};
struct nfs_setattrres {
struct nfs_fattr * fattr;
const struct nfs_server * server;