[Bug 95427] gem_userptr_blits at mlocked-* should skip due to memory pre-condition not met

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=95427

--- Comment #2 from Humberto Israel Perez Rodriguez <humberto.i.perez.rodriguez at intel.com> ---
even with 16GB of ram in APL the following tests keeps failing :

Tests cases
=============
igt at gem_userptr_blits@mlocked-unsync-normal
igt at gem_userptr_blits@mlocked-normal-sync


output :
============
IGT-Version: 1.15-g3ce58b6 (x86_64) (Linux:
4.7.0-rc2-drm-intel-nightly-ww24-commit-55d1291+ x86_64)
(gem_userptr_blits:1332) drmtest-DEBUG: Test requirement passed: fd >= 0
(gem_userptr_blits:1332) ioctl-wrappers-DEBUG: Test requirement passed: !(ret
== ENODEV && (flags & LOCAL_I915_USERPTR_UNSYNCHRONIZED) == 0 && !read_only)
(gem_userptr_blits:1332) DEBUG: Test requirement passed: !(ret == 0)
Aperture size is 268435456 MiB
Total RAM is 15,884 MiB
Not enough RAM to run test, reducing buffer count.
Testing unsynchronized mappings...
(gem_userptr_blits:1332) igt-core-DEBUG: Starting subtest:
mlocked-unsync-normal
(gem_userptr_blits:1332) intel-os-DEBUG: Checking 256 surfaces of size
1,048,576 bytes (total 268,566,528) against RAM
(gem_userptr_blits:1332) intel-os-DEBUG: Test requirement passed:
__intel_check_memory(count, size, mode, &required, &total)
(gem_userptr_blits:1332) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_userptr_blits:1332) DEBUG: Test requirement passed: pin > sz
(gem_userptr_blits:1332) DEBUG: Pinning [15,428, 15,684] MiB
Killed

relevant kernel messages:
=============================
kern  :err   : [Sat Jun 18 16:18:55 2016] 32 and 0 pages still available in the
bound and unbound GPU page lists.
kern  :err   : [Sat Jun 18 16:18:55 2016] Out of memory: Kill process 1348
(gem_userptr_bli) score 1762 or sacrifice child
kern  :err   : [Sat Jun 18 16:18:55 2016] Killed process 1348 (gem_userptr_bli)
total-vm:16169932kB, anon-rss:15988692kB, file-rss:4kB, shmem-rss:0kB


looks like that is something wrong in the test itself of the test needs much
more memory ?

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