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lib: igt_fork_hang_helper must be run in fixtures

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Because it opens an intel-specific drm fd. Fixes crashes when running
igt on no-intel.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
This commit is contained in:
Daniel Vetter 2015-12-03 07:45:34 +01:00
parent 39e44dfa4c
commit d8d1eab318
4 changed files with 42 additions and 53 deletions
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21
lib/igt_gt.c
View File

@ -190,31 +190,22 @@ hang_helper_process(pid_t pid, int fd)
* This is useful to exercise slow running code (such as aperture placement)
* which needs to be robust against a GPU reset.
*
* In tests with subtests this function can be called outside of failure
* catching code blocks like #igt_fixture or #igt_subtest.
* This function automatically skips when test requirements aren't met using
* igt_skip().
*/
int igt_fork_hang_helper(void)
void igt_fork_hang_helper(void)
{
int fd, gen;
if (igt_only_list_subtests())
return 1;
fd = drm_open_driver(DRIVER_INTEL);
if (fd == -1)
return 0;
gen = intel_gen(intel_get_drm_devid(fd));
if (gen < 5) {
close(fd);
return 0;
}
igt_skip_on(gen < 5);
igt_fork_helper(&hang_helper)
hang_helper_process(getppid(), fd);
close(fd);
return 1;
}
/**
@ -227,9 +218,7 @@ int igt_fork_hang_helper(void)
*/
void igt_stop_hang_helper(void)
{
if (igt_only_list_subtests())
return;
if (hang_helper.running)
igt_stop_helper(&hang_helper);
}

2
lib/igt_gt.h
View File

@ -36,7 +36,7 @@ typedef struct igt_hang_ring {
struct igt_hang_ring igt_hang_ring(int fd, int ring);
void igt_post_hang_ring(int fd, struct igt_hang_ring arg);
int igt_fork_hang_helper(void);
void igt_fork_hang_helper(void);
void igt_stop_hang_helper(void);
int igt_open_forcewake_handle(void);

8
tests/gem_evict_alignment.c
View File

@ -220,8 +220,8 @@ igt_main
major_evictions(fd, size, count);
}
if (igt_fork_hang_helper()) {
igt_subtest("minor-hang") {
igt_fork_hang_helper();
size = 1024 * 1024;
count = 3*gem_aperture_size(fd) / size / 4;
minor_evictions(fd, size, count);
@ -232,10 +232,10 @@ igt_main
count = 4;
major_evictions(fd, size, count);
}
igt_stop_hang_helper();
}
igt_stop_signal_helper();
igt_fixture
igt_fixture {
igt_stop_hang_helper();
close(fd);
}
}

6
tests/gem_evict_everything.c
View File

@ -243,8 +243,9 @@ igt_main
test_major_evictions(fd, size, count);
}
if (igt_fork_hang_helper()) {
igt_fixture {
igt_fork_hang_helper();
size = 1024 * 1024;
count = 3*gem_aperture_size(fd) / size / 4;
}
@ -265,10 +266,9 @@ igt_main
}
igt_stop_hang_helper();
}
igt_stop_signal_helper();
igt_fixture {
igt_stop_signal_helper();
close(fd);
}
}