Release the internal caches (by flushing the idle_worker) to maximise the
available memory for use by tests (and to reduce sporadic skipping when
on the cusp).
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
lib/intel_os.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/intel_os.c b/lib/intel_os.c
index 6e0a46b3..a77566c1 100644
--- a/lib/intel_os.c
+++ b/lib/intel_os.c
@@ -297,7 +297,7 @@ void intel_purge_vm_caches(int drm_fd)
{
int fd;
- igt_drop_caches_set(drm_fd, DROP_SHRINK_ALL);
+ igt_drop_caches_set(drm_fd, DROP_SHRINK_ALL | DROP_IDLE | DROP_FREED);
fd = open("/proc/sys/vm/drop_caches", O_WRONLY);
if (fd >= 0) {
--
2.15.0.rc1
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