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authorAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
committerAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
commitada47b5fe13d89735805b566185f4885f5a3f750 (patch)
tree644b88f8a71896307d71438e9b3af49126ffb22b /tools/perf/util/include/linux/bitops.h
parent43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff)
parent3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff)
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'tools/perf/util/include/linux/bitops.h')
-rw-r--r--tools/perf/util/include/linux/bitops.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h
new file mode 100644
index 000000000000..8d63116e9435
--- /dev/null
+++ b/tools/perf/util/include/linux/bitops.h
@@ -0,0 +1,29 @@
1#ifndef _PERF_LINUX_BITOPS_H_
2#define _PERF_LINUX_BITOPS_H_
3
4#define __KERNEL__
5
6#define CONFIG_GENERIC_FIND_NEXT_BIT
7#define CONFIG_GENERIC_FIND_FIRST_BIT
8#include "../../../../include/linux/bitops.h"
9
10#undef __KERNEL__
11
12static inline void set_bit(int nr, unsigned long *addr)
13{
14 addr[nr / BITS_PER_LONG] |= 1UL << (nr % BITS_PER_LONG);
15}
16
17static __always_inline int test_bit(unsigned int nr, const unsigned long *addr)
18{
19 return ((1UL << (nr % BITS_PER_LONG)) &
20 (((unsigned long *)addr)[nr / BITS_PER_LONG])) != 0;
21}
22
23unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, unsigned
24 long size, unsigned long offset);
25
26unsigned long generic_find_next_le_bit(const unsigned long *addr, unsigned
27 long size, unsigned long offset);
28
29#endif