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From: Thomas Meyer <thomas@m3y3r.de>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: [drm:init_ring_common] *ERROR* render ring head not reset to zero
Date: Mon, 4 Oct 2010 22:31:20 +0200
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This happens in 2.6.36-rcX:

[    0.523130] [drm] Initialized drm 1.1.0 20060810
[    0.523159] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[    0.523165] i915 0000:00:02.0: setting latency timer to 64
[    0.555999] [drm] detected 63M stolen memory, trimming to 32M
[    0.556065] i915 0000:00:02.0: irq 40 for MSI/MSI-X
[    0.556077] [drm] set up 32M of stolen space
[    0.556247] [drm:init_ring_common] *ERROR* render ring head not reset to zero ctl 00000000 head 02001000 tail 00000000 start 02001000
[    0.556320] [drm:init_ring_common] *ERROR* render ring head forced to zero ctl 00000000 head 00000000 tail 00000000 start 02001000

Bug or feature?