[Bug 78274] [BDW Bisected]BUG: unable to handle kernel paging request at ffffc900110a0000

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78274

lu hua <huax.lu at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #15 from lu hua <huax.lu at intel.com> ---
It still happens on latest -nightly kernel(2be456541ea41).
run ./gem_exec_nop --run-subtest render
output:
Time to exec x 1:                99.000µs (ring=render)
Time to exec x 2:                79.500µs (ring=render)
Time to exec x 4:                42.750µs (ring=render)
Time to exec x 8:                24.125µs (ring=render)
Time to exec x 16:               13.625µs (ring=render)
Time to exec x 32:                9.594µs (ring=render)
Time to exec x 64:                6.469µs (ring=render)
Time to exec x 128:               5.188µs (ring=render)
Time to exec x 256:               4.824µs (ring=render)

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