Signed-off-by: Jiri Jaburek <jjabu...@redhat.com>
---
include/test.h | 1 +
lib/tst_virt.c | 24 ++++++++++++++++++++++++
2 files changed, 25 insertions(+)
diff --git a/include/test.h b/include/test.h
index 137e6f4..53d6254 100644
--- a/include/test.h
+++ b/include/test.h
@@ -51,6 +51,7 @@
/* virt types for tst_is_virt() */
#define VIRT_XEN 1 /* xen dom0/domU */
+#define VIRT_KVM 2 /* only default virtual CPU */
/*
* Ensure that NUMSIGS is defined.
diff --git a/lib/tst_virt.c b/lib/tst_virt.c
index d1f1e74..87f73dc 100644
--- a/lib/tst_virt.c
+++ b/lib/tst_virt.c
@@ -24,6 +24,28 @@
#include <unistd.h>
#include "test.h"
+#include "safe_macros.h"
+
+static int is_kvm(void)
+{
+ FILE *cpuinfo;
+ char line[64];
+ int found;
+
+ /* this doesn't work with custom -cpu values, since there's
+ * no easy, reasonable or reliable way to work around those */
+ cpuinfo = SAFE_FOPEN(NULL, "/proc/cpuinfo", "r");
+ found = 0;
+ while (fgets(line, sizeof(line), cpuinfo) != NULL) {
+ if (strstr(line, "QEMU Virtual CPU")) {
+ found = 1;
+ break;
+ }
+ }
+
+ SAFE_FCLOSE(NULL, cpuinfo);
+ return found;
+}
static int is_xen(void)
{
@@ -47,6 +69,8 @@ int tst_is_virt(int virt_type)
switch (virt_type) {
case VIRT_XEN:
return is_xen();
+ case VIRT_KVM:
+ return is_kvm();
}
tst_brkm(TBROK, NULL, "invalid virt_type flag: %d", virt_type);
}
--
2.1.0
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