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test/gem_cpu_concurrent_blit: Limit memory usage to half aperture
author
Chris Wilson
<chris@chris-wilson.co.uk>
Tue, 10 Apr 2012 18:41:43 +0000
(19:41 +0100)
committer
Chris Wilson
<chris@chris-wilson.co.uk>
Tue, 10 Apr 2012 18:41:43 +0000
(19:41 +0100)
So that we don't cause needless thrashing on older devices and spoil the
test.
tests/gem_cpu_concurrent_blit.c
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diff --git
a/tests/gem_cpu_concurrent_blit.c
b/tests/gem_cpu_concurrent_blit.c
index
e1ff831
..
ff18f15
100644
(file)
--- a/
tests/gem_cpu_concurrent_blit.c
+++ b/
tests/gem_cpu_concurrent_blit.c
@@
-92,7
+92,7
@@
main(int argc, char **argv)
{
drm_intel_bufmgr *bufmgr;
struct intel_batchbuffer *batch;
- int num_buffers = 128;
+ int num_buffers = 128
, max
;
drm_intel_bo *src[128], *dst[128];
int width = 512, height = 512;
int fd;
@@
-100,6
+100,10
@@
main(int argc, char **argv)
fd = drm_open_any();
+ max = gem_aperture_size (fd) / (1024 * 1024) / 2;
+ if (num_buffers > max)
+ num_buffers = max;
+
bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));