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741a0c5903
Since it uses unlikely() macro inside WARN() Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1389276059-8829-5-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
26 lines
596 B
C
26 lines
596 B
C
#ifndef _TOOLS_ASM_BUG_H
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#define _TOOLS_ASM_BUG_H
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#include <linux/compiler.h>
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#define __WARN_printf(arg...) do { fprintf(stderr, arg); } while (0)
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#define WARN(condition, format...) ({ \
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int __ret_warn_on = !!(condition); \
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if (unlikely(__ret_warn_on)) \
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__WARN_printf(format); \
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unlikely(__ret_warn_on); \
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})
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#define WARN_ONCE(condition, format...) ({ \
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static int __warned; \
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int __ret_warn_once = !!(condition); \
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\
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if (unlikely(__ret_warn_once)) \
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if (WARN(!__warned, format)) \
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__warned = 1; \
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unlikely(__ret_warn_once); \
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})
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#endif /* _TOOLS_ASM_BUG_H */
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