diff options
Diffstat (limited to 'tests/i915/gem_mmap_wc.c')
| -rw-r--r-- | tests/i915/gem_mmap_wc.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/i915/gem_mmap_wc.c b/tests/i915/gem_mmap_wc.c index b8cff46e..e3ffc5ad 100644 --- a/tests/i915/gem_mmap_wc.c +++ b/tests/i915/gem_mmap_wc.c @@ -443,6 +443,25 @@ test_fault_concurrent(int fd) } static void +test_pf_nonblock(int i915) +{ + igt_spin_t *spin; + uint32_t *ptr; + + spin = igt_spin_batch_new(i915); + + igt_set_timeout(1, "initial pagefaulting did not complete within 1s"); + + ptr = gem_mmap__wc(i915, spin->handle, 0, 4096, PROT_WRITE); + ptr[256] = 0; + munmap(ptr, 4096); + + igt_reset_timeout(); + + igt_spin_batch_free(i915, spin); +} + +static void run_without_prefault(int fd, void (*func)(int fd)) { @@ -581,6 +600,8 @@ igt_main test_write_cpu_read_wc(fd, 0); igt_subtest("write-gtt-read-wc") test_write_gtt_read_wc(fd); + igt_subtest("pf-nonblock") + test_pf_nonblock(fd); igt_subtest("set-cache-level") test_set_cache_level(fd); |