kernel-fxtec-pro1x/fs/gfs2/acl.h
Bob Peterson b00263d1ca GFS2: Increase the max number of ACLs
This patch increases the maximum number of ACLs from 25 to 300 for
a 4K block size. The value is adjusted accordingly if the block size
is smaller. Note that this is an arbitrary limit with a performance
tradeoff, and that the physical limit is slightly over 500.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2014-03-19 15:16:24 +00:00

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/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License version 2.
*/
#ifndef __ACL_DOT_H__
#define __ACL_DOT_H__
#include "incore.h"
#define GFS2_POSIX_ACL_ACCESS "posix_acl_access"
#define GFS2_POSIX_ACL_DEFAULT "posix_acl_default"
#define GFS2_ACL_MAX_ENTRIES(sdp) ((300 << (sdp)->sd_sb.sb_bsize_shift) >> 12)
extern struct posix_acl *gfs2_get_acl(struct inode *inode, int type);
extern int gfs2_set_acl(struct inode *inode, struct posix_acl *acl, int type);
#endif /* __ACL_DOT_H__ */