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perf kvm: Introduce HAVE_KVM_STAT_SUPPORT flag

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kvm stat support is currently conditional on i386/x86_64. Let's abstract
this into a HAVE_KVM_STAT_SUPPORT flag, so that other architectures can
support kvm stat as well.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1404395992-17095-2-git-send-email-yarygin@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Alexander Yarygin 2014-07-03 17:59:49 +04:00 committed by Arnaldo Carvalho de Melo
parent 1561880d7b
commit da50ad6972
3 changed files with 8 additions and 3 deletions
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1
tools/perf/arch/x86/Makefile
View File

@ -15,3 +15,4 @@ endif
LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/header.o
LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/tsc.o
LIB_H += arch/$(ARCH)/util/tsc.h
HAVE_KVM_STAT_SUPPORT := 1

6
tools/perf/builtin-kvm.c
View File

@ -29,7 +29,7 @@
#include <pthread.h>
#include <math.h>
#if defined(__i386__) || defined(__x86_64__)
#ifdef HAVE_KVM_STAT_SUPPORT
#include <asm/svm.h>
#include <asm/vmx.h>
#include <asm/kvm.h>
@ -1609,7 +1609,7 @@ static int kvm_cmd_stat(const char *file_name, int argc, const char **argv)
perf_stat:
return cmd_stat(argc, argv, NULL);
}
#endif
#endif /* HAVE_KVM_STAT_SUPPORT */
static int __cmd_record(const char *file_name, int argc, const char **argv)
{
@ -1726,7 +1726,7 @@ int cmd_kvm(int argc, const char **argv, const char *prefix __maybe_unused)
return cmd_top(argc, argv, NULL);
else if (!strncmp(argv[0], "buildid-list", 12))
return __cmd_buildid_list(file_name, argc, argv);
#if defined(__i386__) || defined(__x86_64__)
#ifdef HAVE_KVM_STAT_SUPPORT
else if (!strncmp(argv[0], "stat", 4))
return kvm_cmd_stat(file_name, argc, argv);
#endif

4
tools/perf/config/Makefile
View File

@ -594,6 +594,10 @@ ifndef NO_LIBNUMA
endif
endif
ifdef HAVE_KVM_STAT_SUPPORT
CFLAGS += -DHAVE_KVM_STAT_SUPPORT
endif
# Among the variables below, these:
# perfexecdir
# template_dir