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On 8 June 2014 04:08, Howard Chu hyc@symas.com wrote:
On Asus NP56D, if you use vgaswitcheroo to turn off the discrete GPU, the kernel starts spewing these messages endlessly, until /var/log partition fills up:
Jun 7 17:40:27 gamba kernel: [470008.702322] [drm:radeon_cs_parser_init] *ERROR* VM not ac tive on asic! Jun 7 17:40:27 gamba kernel: [470008.702325] [drm:radeon_cs_ioctl] *ERROR* Failed to initi alize parser ! Jun 7 17:40:27 gamba kernel: [470008.702385] [drm:radeon_cs_parser_init] *ERROR* VM not ac tive on asic! Jun 7 17:40:27 gamba kernel: [470008.702389] [drm:radeon_cs_ioctl] *ERROR* Failed to initi alize parser !
Turning the discrete GPU back on stops the stream of messages.
-- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
On Sat, Jun 7, 2014 at 4:18 PM, Dave Airlie airlied@gmail.com wrote:
cc'ing list
On 8 June 2014 04:08, Howard Chu hyc@symas.com wrote:
On Asus NP56D, if you use vgaswitcheroo to turn off the discrete GPU, the kernel starts spewing these messages endlessly, until /var/log partition fills up:
Jun 7 17:40:27 gamba kernel: [470008.702322] [drm:radeon_cs_parser_init] *ERROR* VM not ac tive on asic! Jun 7 17:40:27 gamba kernel: [470008.702325] [drm:radeon_cs_ioctl] *ERROR* Failed to initi alize parser ! Jun 7 17:40:27 gamba kernel: [470008.702385] [drm:radeon_cs_parser_init] *ERROR* VM not ac tive on asic! Jun 7 17:40:27 gamba kernel: [470008.702389] [drm:radeon_cs_ioctl] *ERROR* Failed to initi alize parser !
Turning the discrete GPU back on stops the stream of messages.
Something is trying to access the GPU while it's off. Make sure your version of mesa has this patch: http://cgit.freedesktop.org/mesa/mesa/commit/?id=cf0172d46ab940a691da6516057...
Alex
-- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Alex Deucher -
Dave Airlie