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nfsd41: pass writable attrs mask to nfsd4_decode_fattr 

In preparation for EXCLUSIVE4_1

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Benny Halevy 2009-04-03 08:29:05 +03:00 committed by J. Bruce Fields
parent f3ec22b5b0
commit c0d6fc8a2d
1 changed files with 15 additions and 6 deletions
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21
fs/nfsd/nfs4xdr.c
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@ -251,9 +251,14 @@ nfsd4_decode_bitmap(struct nfsd4_compoundargs *argp, u32 *bmval)
DECODE_TAIL;
}
static u32 nfsd_attrmask[] = {
NFSD_WRITEABLE_ATTRS_WORD0,
NFSD_WRITEABLE_ATTRS_WORD1
};
static __be32
nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *iattr,
struct nfs4_acl **acl)
nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, u32 *writable,
struct iattr *iattr, struct nfs4_acl **acl)
{
int expected_len, len = 0;
u32 dummy32;
@ -271,7 +276,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval, struct iattr *ia
*/
if ((bmval[0] & ~NFSD_SUPPORTED_ATTRS_WORD0) || (bmval[1] & ~NFSD_SUPPORTED_ATTRS_WORD1))
return nfserr_attrnotsupp;
if ((bmval[0] & ~NFSD_WRITEABLE_ATTRS_WORD0) || (bmval[1] & ~NFSD_WRITEABLE_ATTRS_WORD1))
if ((bmval[0] & ~writable[0]) || (bmval[1] & ~writable[1]))
return nfserr_inval;
READ_BUF(4);
@ -499,7 +504,9 @@ nfsd4_decode_create(struct nfsd4_compoundargs *argp, struct nfsd4_create *create
if ((status = check_filename(create->cr_name, create->cr_namelen, nfserr_inval)))
return status;
if ((status = nfsd4_decode_fattr(argp, create->cr_bmval, &create->cr_iattr, &create->cr_acl)))
status = nfsd4_decode_fattr(argp, create->cr_bmval, nfsd_attrmask,
&create->cr_iattr, &create->cr_acl);
if (status)
goto out;
DECODE_TAIL;
@ -660,7 +667,9 @@ nfsd4_decode_open(struct nfsd4_compoundargs *argp, struct nfsd4_open *open)
switch (open->op_createmode) {
case NFS4_CREATE_UNCHECKED:
case NFS4_CREATE_GUARDED:
if ((status = nfsd4_decode_fattr(argp, open->op_bmval, &open->op_iattr, &open->op_acl)))
status = nfsd4_decode_fattr(argp, open->op_bmval,
nfsd_attrmask, &open->op_iattr, &open->op_acl);
if (status)
goto out;
break;
case NFS4_CREATE_EXCLUSIVE:
@ -859,7 +868,7 @@ nfsd4_decode_setattr(struct nfsd4_compoundargs *argp, struct nfsd4_setattr *seta
status = nfsd4_decode_stateid(argp, &setattr->sa_stateid);
if (status)
return status;
return nfsd4_decode_fattr(argp, setattr->sa_bmval,
return nfsd4_decode_fattr(argp, setattr->sa_bmval, nfsd_attrmask,
&setattr->sa_iattr, &setattr->sa_acl);
}