[kvm-unit-tests PATCH v4 2/8] s390x: uv-host: Check for sufficient amount of memory

[Janosch Frank <frankja@linux.ibm.com>]

The UV init storage needs to be above 2G so we need a little over 2G
of memory when running the test.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Nico Boehr <nrb@linux.ibm.com>
---
 s390x/uv-host.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/s390x/uv-host.c b/s390x/uv-host.c
index 9dfaebd7..ee8e44d1 100644
--- a/s390x/uv-host.c
+++ b/s390x/uv-host.c
@@ -15,6 +15,7 @@
 #include <sclp.h>
 #include <smp.h>
 #include <uv.h>
+#include <snippet.h>
 #include <mmu.h>
 #include <asm/page.h>
 #include <asm/sigp.h>
@@ -720,6 +721,13 @@ int main(void)
 	test_invalid();
 	test_uv_uninitialized();
 	test_query();
+
+	if (get_ram_size() < SNIPPET_PV_MIN_MEM_SIZE) {
+		report_skip("Not enough memory. This test needs about %ld MB of memory",
+			    SNIPPET_PV_MIN_MEM_SIZE / SZ_1M);
+		goto done;
+	}
+
 	test_init();
 
 	setup_vmem();
-- 
2.34.1