* returned. Otherwise the covered directory is returned.
* NOTE: this mountpoint crossing is not supported properly by all
* clients and is explicitly disallowed for NFSv3
- * NeilBrown <neilb@cse.unsw.edu.au>
*/
__be32
nfsd_lookup(struct svc_rqst *rqstp, struct svc_fh *fhp, const char *name,
struct iattr *iap)
{
struct inode *inode = d_inode(fhp->fh_dentry);
- int host_err;
if (iap->ia_size < inode->i_size) {
__be32 err;
if (err)
return err;
}
-
- host_err = get_write_access(inode);
- if (host_err)
- goto out_nfserrno;
-
- host_err = locks_verify_truncate(inode, NULL, iap->ia_size);
- if (host_err)
- goto out_put_write_access;
- return 0;
-
-out_put_write_access:
- put_write_access(inode);
-out_nfserrno:
- return nfserrno(host_err);
+ return nfserrno(get_write_access(inode));
}
/*
err = nfserr_perm;
if (IS_APPEND(inode) && (may_flags & NFSD_MAY_WRITE))
goto out;
- /*
- * We must ignore files (but only files) which might have mandatory
- * locks on them because there is no way to know if the accesser has
- * the lock.
- */
- if (S_ISREG((inode)->i_mode) && mandatory_lock(inode))
- goto out;
if (!inode->i_fop)
goto out;
struct page *page = buf->page;
if (rqstp->rq_res.page_len == 0) {
- get_page(page);
- put_page(*rqstp->rq_next_page);
- *(rqstp->rq_next_page++) = page;
+ svc_rqst_replace_page(rqstp, page);
rqstp->rq_res.page_base = buf->offset;
} else if (page != pp[-1]) {
- get_page(page);
- if (*rqstp->rq_next_page)
- put_page(*rqstp->rq_next_page);
- *(rqstp->rq_next_page++) = page;
+ svc_rqst_replace_page(rqstp, page);
}
rqstp->rq_res.page_len += sd->len;