[partial bisect] Re: 3.15-rc2: i915 regression: only top 20% of screen works in X

[Pavel Machek <pavel@ucw.cz>]

Hi!

> And if you can indeed reliably reproduce this a bisect could be
>  really useful

It seems reliable, yes. So far I got:
								Pavel

git bisect start
# good: [455c6fdbd219161bd09b1165f11699d6d73de11c] Linux 3.14
git bisect good 455c6fdbd219161bd09b1165f11699d6d73de11c
# bad: [c39b06951f1dc2e384650288676c5b7dcc0ec92c] DRM: armada: fix corruption while loading cursors
git bisect bad c39b06951f1dc2e384650288676c5b7dcc0ec92c
# good: [5fb6b953bb7aa86a9c8ea760934982cedc45c52b] include/linux/syscalls.h: add sys_renameat2() prototype
git bisect good 5fb6b953bb7aa86a9c8ea760934982cedc45c52b
# good: [8ad2bc9796994ecba9f4ba2fc9abca27ee9d193d] Merge branch 'drm-intel-next' of git://git.freedesktop.org/git/drm-intel into drm-next
git bisect good 8ad2bc9796994ecba9f4ba2fc9abca27ee9d193d
# good: [1287aa903f1b9248f34fb215e3b875d2ae243425] drm: Remove the prefix argument of drm_ut_debug_printk()
git bisect good 1287aa903f1b9248f34fb215e3b875d2ae243425
# bad: [c8431fda9f9f3c3b7490cb44bd5720b494a2421e] drm/i915: don't get/put runtime PM at the debugfs forcewake file
git bisect bad c8431fda9f9f3c3b7490cb44bd5720b494a2421e
# bad: [db8384f2e07bfa8cc607914dfa0b3cee81f59839] drm/i915: don't get/put PC8 reference on freeze/thaw
git bisect bad db8384f2e07bfa8cc607914dfa0b3cee81f59839
# bad: [b2040f6fed736ccd2319768bc59833abe74148b8] drm/i915: Remove erronous WARN in the vlv pipe crc code
git bisect bad b2040f6fed736ccd2319768bc59833abe74148b8
# good: [301ea74a57851c19e1438ceeaffab663f402f79f] drm/i915: Allow HDMI+VGA cloning
git bisect good 301ea74a57851c19e1438ceeaffab663f402f79f
# bad: [02f6a1e750df8201561171c47472435557a65864] drm/i915: warn if ring is active before sync flush
git bisect bad 02f6a1e750df8201561171c47472435557a65864
# good: [8407bb9129da95fc4099b84cdbbc23e6d4f66aee] drm/i915/bdw: Use scratch page table for GEN8 PPGTT
git bisect good 8407bb9129da95fc4099b84cdbbc23e6d4f66aee





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