[GFS2] Fix a bug: scheduling under a spinlock
[pandora-kernel.git] / fs / gfs2 / bits.h
1 /*
2  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
3  * Copyright (C) 2004-2005 Red Hat, Inc.  All rights reserved.
4  *
5  * This copyrighted material is made available to anyone wishing to use,
6  * modify, copy, or redistribute it subject to the terms and conditions
7  * of the GNU General Public License v.2.
8  */
9
10 #ifndef __BITS_DOT_H__
11 #define __BITS_DOT_H__
12
13 #define BFITNOENT 0xFFFFFFFF
14
15 void gfs2_setbit(struct gfs2_rgrpd *rgd,
16                 unsigned char *buffer, unsigned int buflen,
17                 uint32_t block, unsigned char new_state);
18 unsigned char gfs2_testbit(struct gfs2_rgrpd *rgd,
19                           unsigned char *buffer, unsigned int buflen,
20                           uint32_t block);
21 uint32_t gfs2_bitfit(struct gfs2_rgrpd *rgd,
22                     unsigned char *buffer, unsigned int buflen,
23                     uint32_t goal, unsigned char old_state);
24 uint32_t gfs2_bitcount(struct gfs2_rgrpd *rgd,
25                       unsigned char *buffer, unsigned int buflen,
26                       unsigned char state);
27
28 #endif /* __BITS_DOT_H__ */