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perf evsel: Expose the perf_missing_features struct 

As tools may need to adjust to missing features, as 'perf top' will, in
the next csets, to cope with a missing 'write_backward' feature.

Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-jelngl9q1ooaizvkcput9tic@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-02-02 11:27:25 -03:00
parent 63878a53ce
commit 9a831b3a32
2 changed files with 15 additions and 11 deletions
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12
tools/perf/util/evsel.c
View File

@ -41,17 +41,7 @@
#include "sane_ctype.h"
static struct {
bool sample_id_all;
bool exclude_guest;
bool mmap2;
bool cloexec;
bool clockid;
bool clockid_wrong;
bool lbr_flags;
bool write_backward;
bool group_read;
} perf_missing_features;
struct perf_missing_features perf_missing_features;
static clockid_t clockid;

14
tools/perf/util/evsel.h
View File

@ -149,6 +149,20 @@ union u64_swap {
u32 val32[2];
};
struct perf_missing_features {
bool sample_id_all;
bool exclude_guest;
bool mmap2;
bool cloexec;
bool clockid;
bool clockid_wrong;
bool lbr_flags;
bool write_backward;
bool group_read;
};
extern struct perf_missing_features perf_missing_features;
struct cpu_map;
struct target;
struct thread_map;