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2019-03-06i915/gem_exec_nop: Drop signal-all subtest from CIAshutosh Dixit
igt@gem-exec-nop@signal-all runs a single uninterrupted loop for 150 sec. This results in the test being one of the longest execution times in CI runs. According to mailing list discussions the test provides little of value. Therefore drop it from the CI. Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Petri Latvala <petri.latvala@intel.com>
2019-03-05gem_ctx_isolation.c - Gen11 enabling for context isolation testDale B Stimson
This patch is a change to igt file tests/i915/gem_ctx_isolation.c to add and enable Gen11 support. This patch accounts for whitelisted registers appropriately for the different Gen levels. This patch accounts for the changed MMIO offsets of Gen11. This patch redefines MAX_REG from 0x40000 to 0x200000 due to the larger total register space for Gen11 mmio offsets. A current Gen11 SKU has two video engines (with indexes 0 and 2, for VCS0 and VCS2), with VCS1 not being used. Current kernel and igt limitations only allow for VCS0 and VCS1. Those limitations are in the process of being removed. See for example the RFC/PATCH series on igt-dev from Andy Shyti: [igt-dev] [RFC PATCH v9 0/5] new engine discovery interface which depends on in-process kernel "media scalability" patches. Lacking the above infrastructure at the moment: The array of registers to be tested includes VCS2 and VCS3 registers. They are present as a provision for the future, but they will not actually be tested as those engines are not yet known to the underlying infrastructure. When run on Gen11 this patch skips the sub-tests for the non-existent VCS1 with these warnings: Test requirement not met in function gem_require_engine, file ../lib/igt_gt.h:114: Test requirement: gem_has_engine(gem_fd, class, instance) Signed-off-by: Dale B Stimson <dale.b.stimson@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-03-05i915/gem_busy: Another year, another ABI bumpChris Wilson
The ABI ring ids are dead. Long live our classes. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
2019-03-04automake: Make librt mandatoryTvrtko Ursulin
librt is required by libintel_tools so express it as mandatory in autoconf and also drop explicit mentions from Makefile.am. This also fixes a build warning of: tests/Makefile.am:134: warning: variable 'pm_rc6_residency_LDADD' is defined but no program or tests/Makefile.am:134: library has 'pm_rc6_residency' as canonical name (possible typo) Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-03-02tests/kms_cursor_legacy: Add missing munmapNischala Yelchuri
Added munmap and replaced hard-coded values with PAGE_SIZE macro. Cc: Easwar Hariharan <easwar.hariharan@intel.com> Cc: Ashutosh Dixit <ashutosh.dixit@intel.com> Signed-off-by: Nischala Yelchuri <nischala.yelchuri@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-03-02i915/gem_ctx_isolation: Sanitycheck nonpriv accessChris Wilson
Verify that our list of nonpriv registers exist and are writable. v2: TD_CTL has a write_mask of 0xffff instead of being a masked register. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Dale B Stimson <dale.b.stimson@intel.com> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Dale B Stimson <dale.b.stimson@intel.com>
2019-03-01tests: Use igt_device_set/drop_masterDaniel Vetter
Suggested by Chris. v2: Use "" for local includes (Chris). Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-03-01tests: s/core_prop_blob/kms_prop_blobDaniel Vetter
It's a kms test, name it accordingly. Also sort the build lists while at it, one test got misplaced. Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-03-01tests:core_prop_blob: Drop local_ prefixesDaniel Vetter
Been a while this landed in libdrm ... Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-03-01tests/kms_addfb_basic: Check that only the owner can rmfbDaniel Vetter
Just realized we don't seem to have any testcase for this. Fill this gap asap! v2: Use igt_device_set/drop_master (Chris) v3: Use "" for local includes (Chris) Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> (v1) Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-28lib: Incrementally mlock()Chris Wilson
As we already have the previous portion of the mmap mlocked, we only need to mlock() the fresh portion for testing available memory. v2: Fixup the uint64_t pointer arithmetric and only use a single mmap to avoid subsequent mlock fail (for reasons unknown, but bet on mm/). Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Caz Yokoyama <Caz.Yokoyama@intel.com> Reviewed-by: Caz Yokoyama <Caz.Yokoyama@intel.com>
2019-02-27igt/drm_read: Exercise waking up the next waiterChris Wilson
Try to hit a bug in the kernel whereby a short reader does not wakeup the next waiter (on the same fd) leading to forever blocking. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2019-02-27tests/kms_plane_alpha_blend: Paint FBs with cairo source operatorNicholas Kazlauskas
Cairo defaults to using a blended fill, so when IGT tries to paint on top of a framebuffer in these tests with an alpha less than 1.0 the previous framebuffer contents will still be present underneath. On amdgpu this is an issue because the framebuffer is created in an unitialized state and can have contents from previous tests still within memory. This patch explicitly sets the cairo filling operator to SOURCE to overwrite the contents when performing fills with alpha < 1.0 in this test. It also fixes the creation of the transparent FB. My guess as for why this test previously passed on i915 is because the primary FB was also black, so the CRC would match even if the black overlay plane was partially transparent. Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2019-02-27kms_chamelium: Fix test failures from missing outputs/unsupported formats, v2.Maarten Lankhorst
Newer platforms don't support this format, but the tests don't check if the format is supported on the primary plane. After enabling an output we also don't refresh the output connection, calling igt_output_set_pipe(output, PIPE_NONE) will do so, and prevent skips because no connected output is detected. Changes since v1: - Use igt_plane_has_format_mod (Ville). Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2019-02-27tests/kms_pipe_crc_basic: Only test a single output per pipe.Maarten Lankhorst
Instead of iterating over all outputs, use igt_get_single_output_for_pipe to only test a single output. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2019-02-27tests/kms_pipe_crc_basic: Use for_each_pipe_static().Maarten Lankhorst
Instead of duplicating for_each_pipe_static functionality, use the actual macro, and the same for kmstest_pipe_name. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2019-02-26lib/i915: Move mmap IOCTLs wrappers into separate fileAntonio Argenziano
Move all mmap flavours and support function to separate file in i915 folder. This helps with moving i915 specific functions away from common libraries. v2: - Autotools still exists. (Petri) - Include gem_mman.h directly. (Chris) v3: - Keep includes explicit. (Chris) Signed-off-by: Antonio Argenziano <antonio.argenziano@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Petri Latvala <petri.latvala@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-02-26i915/gem_eio: Skip context creation tests if lacking contextsChris Wilson
If the device doesn't support contexts, we expect them to fail with -ENODEV before reporting -EIO if wedged. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-26i915/gem_ctx_switch: Use minimum qlen over all engines and measure switchesChris Wilson
Not all engines are created equal, and our weighting ends up favouring the many faster xCS rings at the expense of RCS. Our qlen estimation also failed to factor in the context switch overhead, which is a significant factor for nop batches. So we oversubscribe the number of batches submitted to RCS and end up waiting for those to complete at the end of our subtest timeslice. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Caz Yokoyama <caz.yokoyama@intel.com> Reviewed-by: Caz Yokoyama <caz.yokoyama@intel.com>
2019-02-26chamelium: Add a display test for randomized planesPaul Kocialkowski
This introduces a new test for the Chamelium, that sets up planes with randomized properties such as the format, dimensions, position, in-framebuffer offsets and stride. The Chamelium capture is checked against the reference generated by cairo with either a CRC or the checkerboard-specific comparison method. This test also includes testing of the VC4-specific T-tiled and SAND-tiled modes, in all formats supported by the hardware. Since this test does not share much with previous Chamelium display tests (especially regarding KMS configuration), most of the code is not shared with other tests. This test can be derived with reproducible properties for regression testing in the future. For now, it serves as a fuzzing test Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com> Reviewed-by: Lyude Paul <lyude@redhat.com>
2019-02-26chamelium: Move the YUV tests over to the checkerboard checking methodPaul Kocialkowski
Now that the checkerboard frame checking method is available through the frame match helper, make use of it in YUV tests to increase the reliability of the results. The analog test tends to provide false positives, which are properly detected by the checkerboard method in most instances. Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-02-26lib/igt_chamelium: Generalize the frame match helper with check typePaul Kocialkowski
In prevision of adding support for another type of frame matching, rename chamelium_assert_analog_frame_match_or_dump to drop the analog part and feed it the check type. This way, the bulk of the helper can apply to other frame matching types. This requires moving the chamelium_check enum from the test to the common chamelium header. Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com>
2019-02-26lib/igt_fb: Pass the modifier to igt_fb_convert helpersPaul Kocialkowski
The modifier is part of how a frame is represented, so add it as an extra argument so that it can be specified when converting framebuffers. For now, only a linear modifier is supported. Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Reviewed-by: Maxime Ripard <maxime.ripard@bootlin.com> Reviewed-by: Lyude Paul <lyude@redhat.com>
2019-02-25tests/i915/gem_mmap_wc: Add local MMAP wrapperAntonio Argenziano
Incoming patches for the common library wrappers will try mapping through the MMAP_OFFSET IOCTL first. Since the tests in gem_mmap_wc are targeted at the GEM_MMAP IOCTL, add a local wrapper. Signed-off-by: Antonio Argenziano <antonio.argenziano@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-02-22tests/prime_self_import: Swap gtt mapping for cpuAntonio Argenziano
The test uses gtt mapping to check two BOs have the same content, since it seems there is no contention on the BOs use cpu mapping to make it compatible with platforms that do not have a mappable aperture. v2: - Need to have an explicit set_domain. (Chris) Signed-off-by: Antonio Argenziano <antonio.argenziano@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-02-22tests/kms_lease: exercise ueventDaniel Vetter
And make sure we get the LEASE=1 value, indicating a lessee change. v2: Apparently netlink reading can leak EAGAIN out through udev_monitor_receive_device. No idea what's going on there, so let's wrap some duct tape around it. v3: Lyude reported that we might get a few udev events on startup of the test. Drain those first. v4: Use the igt hotplug library functions, they already take care of all the uevent special cases. Cc: Lyude Paul <lyude@redhat.com> Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_lease: validate implicitly added planesDaniel Vetter
Without universal planes the kernel should auto-add the (in that case hidden) primary and cursor planes. Check this works and all the error handling is there for evil userspace. Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_lease: multimaster testcaseDaniel Vetter
Check that the 2nd master can only create leases while being active master, and that leases on the first master don't prevent lease creation for the 2nd master. Also check that a disappearing master does also invalidate all its leases. Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_lease: Test drop/set_master interactionsDaniel Vetter
- make sure leases change master status together with lessor - make sure lease can't change the master status Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_lease: validate the possible_crtcs filteringDaniel Vetter
Makes sure the possible_crtcs logically match between master and lease, and that the values are correctly renumbered on the lease side. Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_release: invalid checks for revoke-lease ioctlDaniel Vetter
Found a few corner cases to validate. Put them into the existing testcase. Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-22tests/kms_lease: invalid corner-cases for create-lease ioctlDaniel Vetter
Found a few things in the kernel that looks suspicious, separate patches on their way. I also reviewed coverage for list-lesses and get-lease, and coverage seems complete for these. v2: Bit of polish to address Lyude's comments. Cc: Lyude Paul <lyude@redhat.com> Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-02-22tests/kms_lease: Run on simulationDaniel Vetter
It's all kernel code that's being tested here, no reason not to run in simulated environments ... Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-02-22tests/kms_lease: Add invalid planes testsDaniel Vetter
Test gap because we're using universal planes by default. Fix that. Cc: Keith Packard <keithp@keithp.com> Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2019-02-21i915/gem_eio: Not everyone actually has contexts!Chris Wilson
Eek, I assumed the 'banned' subtest only applied to context platforms, it doesn't. The basic test works for all, checking whether a second context works after the first is banned however only applies to platforms with contexts! Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-21igt/drv_hangman: Skip if resets are disallowedChris Wilson
If we tell the machine to reset but they are disallowed, we will leave the system in a wedged state, preventing the majority of subsequent tests. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-21tests/kms_pwrite_crtc: Drop fixturesDaniel Vetter
Not allowed in igt_simple_main, also really doesn't make any sense, it's all just one big testcase. Reviewed-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-21intel-ci/fast-feedback: Prefix pm tests with i915_Arkadiusz Hiler
Cc: Petri Latvala <petri.latvala@intel.com> Reported-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Reviewed-by: Petri Latvala <petri.latvala@intel.com> Acked-by: Radoslaw Szwichtenberg <radoslaw.szwichtenberg@intel.com>
2019-02-20i915/gem_eio: Check that context create fails when wedgedChris Wilson
Lock down the new uABI that DRM_IOCTL_I915_GEM_CONTEXT_CREATE returns -EIO when wedged. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-21tests/kms_mmap_write_crc: Fix igt_fixture handlingDaniel Vetter
igt_fixture within an igt_simple_test don't really work as advertised. Minimal fix, the testcase seems fairly questionable already ... References: https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_222/fi-icl-y/igt@kms_mmap_write_crc.html Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-20i915/gem_ctx_exec: Remember to ask for permission to reset the GPUChris Wilson
norecovery intentionally issues a GPU reset, but we should only do so after confirming with the kernel that this can work. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109691 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
2019-02-20tests: drop invalid name build checksDaniel Vetter
They're causing troubles because this runs all the igt_fixtures, and doing that on a build machine is at best surprising. The main aim for this is catching testcases which fail to call igt_exit. But just enumerating subtests does that too, and we have library unit tests to make sure that's the case (with igt_no_exit and igt_no_exit_list_only). Cc: Petri Latvala <petri.latvala@intel.com> Cc: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Reviewed-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2019-02-20tests: Prefix pm_ tests with i915_ and move them to i915/Arkadiusz Hiler
They are i915-specific, so they belong to the directory. The (now) infix _pm_ is quite informative and worth keeping. v2: also prefix .c files Cc: Petri Latvala <petri.latvala@intel.com> Cc: Ewelina Musial <ewelina.musial@intel.com> Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Reviewed-by: Petri Latvala <petri.latvala@intel.com>
2019-02-20tests/i915: Rename files so they correspond to binary namesArkadiusz Hiler
So we do not have to do any rename shenanigans in the build system and the .c files are easier to find. Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Petri Latvala <petri.latvala@intel.com> Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com> Reviewed-by: Petri Latvala <petri.latvala@intel.com>
2019-02-19i915/gem_exec_schedule: Switch back to gem_set_domain()Chris Wilson
The write hazard lies extend also to the cache-dirty tracking; as we purposefully do not tell the kernel we are writing to the bo, it fails to note the CPU cache as dirty and so the gem_read() may not sufficiently flush the caches prior to reading back from the GPU. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Antonio Argenziano <antonio.argenziano@intel.com> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-19i915/gem_eio: Check we only ban the contextChris Wilson
In triggering the ban, we only want to observe the local context be banned and not the fpriv as a whole. v2: And send an execbuf down the new context. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@intel.com> Cc: Antonio Argenziano <antonio.argenziano@intel.com> Reviewed-by: Antonio Argenziano <antonio.argenziano@intel.com>
2019-02-18igt/gem_ctx_exec: Exercise I915_CONTEXT_PARAM_RECOVERABLEChris Wilson
When RECOVERABLE is set, the kernel will attempt to automatically recover a context after a hang. But if it is unset, the kernel will ban the guilty context on a hang, preventing subsequent execution. v2: Create a has_recoverable_param() Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
2019-02-17i915/gem_create: Verify that all new objects are clearChris Wilson
The kernel must not return stale information back to userspace when they create a new object. For that purpose, we always clear objects on creation, so verify that this is so. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Matthew Auld <matthew.auld@intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com>
2019-02-15tests/i915/gem_exec_schedule.c: Switch to gem_sync and gem_readAntonio Argenziano
use IOCTLs gem_read for reading and, gem_sync to wait on a batch, this will help testing platforms that might not expose gtt mapping. v2: - use a local helper for reading from BOs. (Chris) - Always sync before reading. (Chris) v3: - Better helper naming. (Chris) - Start read from actual offset. (Chris) v4: - Always use byte size in helper. (Chris) v5: - Fix byte<->count conversion. (Chris) Signed-off-by: Antonio Argenziano <antonio.argenziano@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
2019-02-15intel-ci: Disable i915_suspend@shrinkChris Wilson
This test produces an awful, awful lot of redundant output as it tries to find just the right amount of memory pressure to cause an out-of-memory event in the middle of suspend. That is always quite a slow process, taking 90s on a normal machine and 500+s on skl-y. Furthermore, even when we do achieve the perfect setup, the test frequently locks up and fails to resume with no indication that it is a bug in the driver. The shrinker and oomkiller (plus i915) do not make for a pleasant time! Enough of Martin's whinging, I see no way of easily making this test quieter, quicker and more efficacious, relegate it to the masochist only stable. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Martin Peres <martin.peres@free.fr> Cc: Petri Latvala <petri.latvala@intel.com> Reviewed-by: Martin Peres <martin.peres@free.fr>