[Intel-gfx] [PATCH i-g-t] i915/gem_create: Show number of pages cleared

[Chris Wilson]

Just a little bit of feedback at the end of an otherwise quiet 20s.

Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
 tests/i915/gem_create.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/tests/i915/gem_create.c b/tests/i915/gem_create.c
index 9008cd8a2..aed7d1cec 100644
--- a/tests/i915/gem_create.c
+++ b/tests/i915/gem_create.c
@@ -187,6 +187,7 @@ struct thread_clear {
 static void *thread_clear(void *data)
 {
        struct thread_clear *arg = data;
+       unsigned long checked = 0;
        int i915 = arg->i915;
 
        igt_until_timeout(arg->timeout) {
@@ -209,11 +210,12 @@ static void *thread_clear(void *data)
                        igt_assert_eq_u64(x, 0);
                }
                gem_close(i915, create.handle);
+               checked += npages;
 
                atomic_fetch_add(&arg->max, npages);
        }
 
-       return NULL;
+       return (void *)(uintptr_t)checked;
 }
 
 static void always_clear(int i915, int timeout)
@@ -224,12 +226,19 @@ static void always_clear(int i915, int timeout)
                .max = intel_get_avail_ram_mb() << (20 - 12), /* in pages */
        };
        const int ncpus = sysconf(_SC_NPROCESSORS_ONLN);
+       unsigned long checked;
        pthread_t thread[ncpus];
+       void *result;
 
        for (int i = 0; i < ncpus; i++)
                pthread_create(&thread[i], NULL, thread_clear, &arg);
-       for (int i = 0; i < ncpus; i++)
-               pthread_join(thread[i], NULL);
+
+       checked = 0;
+       for (int i = 0; i < ncpus; i++) {
+               pthread_join(thread[i], &result);
+               checked += (uintptr_t)result;
+       }
+       igt_info("Checked %'lu page allocations\n", checked);
 }
 
 static void size_update(int fd)
-- 
2.20.1

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