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Re: port-arm/54614: playing with uaudio panics on rpi
The following reply was made to PR port-arm/54614; it has been noted by GNATS.
From: Jason Thorpe <thorpej%me.com@localhost>
Subject: Re: port-arm/54614: playing with uaudio panics on rpi
Date: Sat, 12 Oct 2019 08:12:10 -0700
IIRC, we've seen this problem with uvideo before as well.
We should just loosen this assertion in the ARM bus_dma code and =
explicitly allow zero-length bus_dmamap_sync operations (as a no-op).
> On Oct 12, 2019, at 6:25 AM, sc.dying%gmail.com@localhost wrote:
> [ 26.9767799] panic: kernel diagnostic assertion "len > 0 && offset + =
len <=3D map->dm_mapsize" failed: file =
"/usr/src/sys/arch/arm/arm32/bus_dma.c", line 1058 len 0 offset 0 =
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