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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW]igt/gem_mmap_wc/write-cpu-read-wc fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=88356">88356</a>
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<th>Summary</th>
<td>[BSW]igt/gem_mmap_wc/write-cpu-read-wc fail
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>DRI git
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Reporter</th>
<td>hengx.ding@intel.com
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<pre>==System Environment==
--------------------------
Regression: No. I didn't find good commit for this case.
platform: BSW
==kernel==
--------------------------
origin/drm-intel-nightly: 1113d085dfdba11c64772bfb4da26d1d3a163512(fails)
origin/drm-intel-next-queued: 985850bd145655d10dfcd5a03a3fc38540794ca7(fails)
origin/drm-intel-fixes: e3e6efcd638d3caa18d9e89f235c7d6fc32c1f0b(fails)
==Bug detailed description==
-----------------------------
nightly and next-queue have the same issue:
./gem_mmap_wc --run-subtest write-cpu-read-wc
IGT-Version: 1.9-g67eb20c (x86_64) (Linux:
3.18.0-rc7_drm-intel-next-queued_985850_20150111+ x86_64)
Test assertion failure function gem_set_domain, file ioctl_wrappers.c:366:
Failed assertion: drmIoctl((fd), ((((1U) << (((0+8)+8)+14)) | ((('d')) <<
(0+8)) | (((0x40 + 0x1f)) << 0) | ((((sizeof(struct drm_i915_gem_set_domain))))
<< ((0+8)+8)))), (&set_domain)) == 0
Last errno: 2, No such file or directory
Subtest write-cpu-read-wc: FAIL (0.005s)
Issues on fixes branch is different:
./gem_mmap_wc --run-subtest write-cpu-read-wc
IGT-Version: 1.9-g67eb20c (x86_64) (Linux:
3.19.0-rc2_drm-intel-fixes_e3e6ef_20150111+ x86_64)
Test requirement not met in function test_write_cpu_read_wc, file
gem_mmap_wc.c:274:
Test requirement: gem_mmap__has_wc(fd)
Subtest write-cpu-read-wc: SKIP (0.000s)
==Reproduce steps==
----------------------------
./gem_mmap_wc --run-subtest write-cpu-read-wc</pre>
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