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perf tools: Use for_each_set_bit() to iterate over feature flags

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This patch introduces the for_each_set_bit() macro and modifies feature
implementation to use it.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1323248577-11268-8-git-send-email-robert.richter@amd.com
Signed-off-by: Robert Richter <robert.richter@amd.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Robert Richter
2011-12-07 10:02:57 +01:00
committed by Arnaldo Carvalho de Melo
parent e20960c027
commit b1e5a9bee3
3 changed files with 149 additions and 93 deletions
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6
tools/perf/util/header.h
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@ -10,7 +10,8 @@
#include <linux/bitmap.h>
enum {
HEADER_TRACE_INFO = 1,
HEADER_RESERVED = 0, /* always cleared */
HEADER_TRACE_INFO = 1,
HEADER_BUILD_ID,
HEADER_HOSTNAME,
@ -27,10 +28,9 @@ enum {
HEADER_NUMA_TOPOLOGY,
HEADER_LAST_FEATURE,
HEADER_FEAT_BITS = 256,
};
#define HEADER_FEAT_BITS 256
struct perf_file_section {
u64 offset;
u64 size;