mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-11 12:28:41 +08:00
bcaab953b1
This is a not-that-useful kmalloc wrapper. And I'd like one of the callers to actually use something other than kmalloc. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
60 lines
2.4 KiB
C
60 lines
2.4 KiB
C
/*
|
|
* Common NFSv4 ACL handling definitions.
|
|
*
|
|
* Copyright (c) 2002 The Regents of the University of Michigan.
|
|
* All rights reserved.
|
|
*
|
|
* Marius Aamodt Eriksen <marius@umich.edu>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
|
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef LINUX_NFS4_ACL_H
|
|
#define LINUX_NFS4_ACL_H
|
|
|
|
struct nfs4_acl;
|
|
struct svc_fh;
|
|
struct svc_rqst;
|
|
|
|
/*
|
|
* Maximum ACL we'll accept from a client; chosen (somewhat
|
|
* arbitrarily) so that kmalloc'ing the ACL shouldn't require a
|
|
* high-order allocation. This allows 204 ACEs on x86_64:
|
|
*/
|
|
#define NFS4_ACL_MAX ((PAGE_SIZE - sizeof(struct nfs4_acl)) \
|
|
/ sizeof(struct nfs4_ace))
|
|
|
|
int nfs4_acl_bytes(int entries);
|
|
int nfs4_acl_get_whotype(char *, u32);
|
|
__be32 nfs4_acl_write_who(struct xdr_stream *xdr, int who);
|
|
|
|
int nfsd4_get_nfs4_acl(struct svc_rqst *rqstp, struct dentry *dentry,
|
|
struct nfs4_acl **acl);
|
|
__be32 nfsd4_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
|
|
struct nfs4_acl *acl);
|
|
|
|
#endif /* LINUX_NFS4_ACL_H */
|