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-rw-r--r--lib/intel_os.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/intel_os.c b/lib/intel_os.c
index 0f9af634..924ac7e7 100644
--- a/lib/intel_os.c
+++ b/lib/intel_os.c
@@ -51,6 +51,7 @@
#include "intel_io.h"
#include "drmtest.h"
#include "igt_aux.h"
+#include "igt_debugfs.h"
/**
* intel_get_total_ram_mb:
@@ -295,6 +296,8 @@ void intel_purge_vm_caches(void)
{
int fd;
+ igt_drop_caches_set(DROP_SHRINK_ALL);
+
fd = open("/proc/sys/vm/drop_caches", O_WRONLY);
if (fd >= 0) {
/* BIT(2): Be quiet. Cannot be combined with other operations,