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| author | Namhyung Kim <namhyung.kim@lge.com> | 2012-09-24 10:15:02 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-09-24 16:47:27 +0200 |
| commit | 2f9e97aa8b4c6220c0770a966fb99d7366679813 (patch) | |
| tree | 9290ce9a6c7ceb7fc1c84b969a27643abbf73fbd /tools/perf | |
| parent | perf header: Remove unused @feat arg from ->process callback (diff) | |
| download | linux-2f9e97aa8b4c6220c0770a966fb99d7366679813.tar.xz linux-2f9e97aa8b4c6220c0770a966fb99d7366679813.zip | |
perf kvm: Use perf_session_env for reading cpuid
We have processed and saved cpuid information to perf_session_env so
reuse it for get_cpu_isa().
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Dong Hao <haodong@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Cc: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1348474503-15070-6-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/builtin-kvm.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index 3eb53e33c02b..a28c9cad9048 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -664,16 +664,9 @@ static struct perf_tool eops = { static int get_cpu_isa(struct perf_session *session) { - char *cpuid; + char *cpuid = session->header.env.cpuid; int isa; - cpuid = perf_header__read_feature(session, HEADER_CPUID); - - if (!cpuid) { - pr_err("read HEADER_CPUID failed.\n"); - return -ENOTSUP; - } - if (strstr(cpuid, "Intel")) isa = 1; else if (strstr(cpuid, "AMD")) @@ -683,7 +676,6 @@ static int get_cpu_isa(struct perf_session *session) isa = -ENOTSUP; } - free(cpuid); return isa; } |