[Bug 78533] [hsw 3.15 regression] relocation value wraparound

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78533

--- Comment #8 from Chris Wilson <chris at chris-wilson.co.uk> ---
Testcase: igt/gem_bad_reloc

commit daa9e3d80a6c25667b259e864376ac929d5a11bd
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Thu May 15 08:43:11 2014 +0100

    Add gem_bad_reloc

    This test feeds a batch containing self-references into the kernel and
    checks that the relocation offsets remain as valid GTT addresses. This
    is to exercise SNA passing in negative relocation deltas which can hang
    the GPU if they wrap around.

    References: https://bugs.freedesktop.org/show_bug.cgi?id=78533
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

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