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5a116dd279
Use the kernel bitmap library for internal perf tools uses. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <1255792354-11304-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
27 lines
739 B
C
27 lines
739 B
C
#ifndef _PERF_LINUX_BITOPS_H_
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#define _PERF_LINUX_BITOPS_H_
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#define __KERNEL__
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#define CONFIG_GENERIC_FIND_NEXT_BIT
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#define CONFIG_GENERIC_FIND_FIRST_BIT
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#include "../../../../include/linux/bitops.h"
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static inline void set_bit(int nr, unsigned long *addr)
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{
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addr[nr / BITS_PER_LONG] |= 1UL << (nr % BITS_PER_LONG);
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}
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static __always_inline int test_bit(unsigned int nr, const unsigned long *addr)
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{
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return ((1UL << (nr % BITS_PER_LONG)) &
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(((unsigned long *)addr)[nr / BITS_PER_LONG])) != 0;
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}
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unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, unsigned
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long size, unsigned long offset);
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unsigned long generic_find_next_le_bit(const unsigned long *addr, unsigned
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long size, unsigned long offset);
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#endif
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