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Bug#622993: every 10s I get "[drm:drm_edid_block_valid] *ERROR* EDID checksum is invalid ..."

2011/5/2 Lisandro Damián Nicanor Pérez Meyer <perezmeyer@gmail.com>:
> On Lun 02 May 2011 11:23:48 Alex Deucher escribió:
> [snip]
>> You might try the patch here:
>> https://bugs.freedesktop.org/show_bug.cgi?id=27708#c7
>> If you are using a DVI or HDMI port, some TV's don't properly update
>> their checksums for different ports if they have minor edid changes
>> for the port.  Also, some hdmi receivers/switches mangle the edids.
> Thanks, that's exactly the patch I'm already using. Works perfectly :-)
> I should mention that both monitors are VGA, so I'm using a VGA←→DVI adpator.
> And as I said before, it used to work without the patch :-)

Can you bisect?  I suspect the culprit is one of the patches that made
the kernel edid parser more strict.  Alternatively, you may have been
using ums previously which does not have the same strict checks as the


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