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igt/gem_userptr_blits: Fix forked access test

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copy() blit helper assumes a certain object size much larger than a page size.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Tvrtko Ursulin 2014-07-22 12:33:49 +01:00 committed by Chris Wilson
parent bffef22bfd
commit 700bdf1401
1 changed files with 11 additions and 11 deletions
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22
tests/gem_userptr_blits.c
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@ -589,22 +589,22 @@ static void test_forked_access(int fd)
void *ptr1 = NULL, *ptr2 = NULL; void *ptr1 = NULL, *ptr2 = NULL;
int ret; int ret;
ret = posix_memalign(&ptr1, PAGE_SIZE, PAGE_SIZE); ret = posix_memalign(&ptr1, PAGE_SIZE, sizeof(linear));
ret |= madvise(ptr1, PAGE_SIZE, MADV_DONTFORK); ret |= madvise(ptr1, sizeof(linear), MADV_DONTFORK);
ret |= gem_userptr(fd, ptr1, PAGE_SIZE, 0, &handle1); ret |= gem_userptr(fd, ptr1, sizeof(linear), 0, &handle1);
igt_assert(ret == 0); igt_assert(ret == 0);
igt_assert(ptr1); igt_assert(ptr1);
igt_assert(handle1); igt_assert(handle1);
ret = posix_memalign(&ptr2, PAGE_SIZE, PAGE_SIZE); ret = posix_memalign(&ptr2, PAGE_SIZE, sizeof(linear));
ret |= madvise(ptr2, PAGE_SIZE, MADV_DONTFORK); ret |= madvise(ptr2, sizeof(linear), MADV_DONTFORK);
ret |= gem_userptr(fd, ptr2, PAGE_SIZE, 0, &handle2); ret |= gem_userptr(fd, ptr2, sizeof(linear), 0, &handle2);
igt_assert(ret == 0); igt_assert(ret == 0);
igt_assert(ptr2); igt_assert(ptr2);
igt_assert(handle2); igt_assert(handle2);
memset(ptr1, 0x1, PAGE_SIZE); memset(ptr1, 0x1, sizeof(linear));
memset(ptr2, 0x2, PAGE_SIZE); memset(ptr2, 0x2, sizeof(linear));
igt_fork(child, 1) { igt_fork(child, 1) {
copy(fd, handle1, handle2, 0); copy(fd, handle1, handle2, 0);
@ -617,13 +617,13 @@ static void test_forked_access(int fd)
gem_close(fd, handle1); gem_close(fd, handle1);
gem_close(fd, handle2); gem_close(fd, handle2);
igt_assert(memcmp(ptr1, ptr2, PAGE_SIZE) == 0); igt_assert(memcmp(ptr1, ptr2, sizeof(linear)) == 0);
ret = madvise(ptr1, PAGE_SIZE, MADV_DOFORK); ret = madvise(ptr1, sizeof(linear), MADV_DOFORK);
igt_assert(ret == 0); igt_assert(ret == 0);
free(ptr1); free(ptr1);
ret = madvise(ptr2, PAGE_SIZE, MADV_DOFORK); ret = madvise(ptr2, sizeof(linear), MADV_DOFORK);
igt_assert(ret == 0); igt_assert(ret == 0);
free(ptr2); free(ptr2);
} }