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vc4 driver crashes due to check for 256M area

Fixed

Description

[ 11.652265] [drm:vc4_v3d_bind] ERROR V3D requires that the CMA area (0x2f000000 - 0x3cc00000) not span a 256MB boundary, or memory corruption would happen.

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Jan-Simon Moeller 
May 5, 2017 at 7:28 PM

Fixed in master.

Jan-Simon Moeller 
April 2, 2017 at 9:44 PM

Couldn't test, yet. Stay tuned.

Matt Ranostay 
March 30, 2017 at 5:21 PM

This still a valid bug or can be closed?

Jan-Simon Moeller 
March 7, 2017 at 9:10 PM

I assume our config is wrong then . So let's go with that.

Matt Ranostay 
March 7, 2017 at 5:26 PM

Should the solution be to reduce the CMA memory or revert the patchset that prevents assigned more than 256M?

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Created March 7, 2017 at 2:17 PM
Updated June 14, 2017 at 1:59 PM
Resolved May 5, 2017 at 7:28 PM