From: Namhyung Kim <[email protected]>

We have processed and saved cpuid information to perf_session_env so
reuse it for get_cpu_isa().

Signed-off-by: Namhyung Kim <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Dong Hao <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Cc: Xiao Guangrong <[email protected]>
Link: 
http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 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 3eb53e3..a28c9ca 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;
 }
 
-- 
1.7.1

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