ACK/Cmnt: [SRU] [jammy:linux-xilinx-zynqmp 0/1] Revert DMA locking fix in favor of upstream commit

Manuel Diewald manuel.diewald at canonical.com
Tue Jul 16 19:15:43 UTC 2024


On Tue, Jul 16, 2024 at 02:12:31PM -0400, Portia Stephens wrote:
> [ Impact ]
> * The KV260 is currently unable to boot, this will allow the board to boot.
> 
> [ Test Plan ]
> * Normal certification and kernel regression testing will be run on all GM'd
> platforms. The failure was catestrophic and was easily caught.
> 
> [ Where problems could occur ]
> * Xilinx has changes to the dmaengine driver that have not been upstreamed,:
> specifically adding support for cyclic dma mode.  There is a risk that these
> non-upstreamed changes have not been tested with this change.
> 
> [ Other Info ]
> * BugLink: https://bugs.launchpad.net/bugs/2072456
> * Upstream state in original commit was incorrect.
> * Upstream commit "dma: xilinx_dpdma: Fix locking"
> 
> Portia Stephens (1):
>   Revert "dmaengine: xilinx: dpdma: Fix race condition in vsync IRQ"
> 
>  drivers/dma/xilinx/xilinx_dpdma.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> -- 
> 2.34.1
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

Upstream commit came with v5.15.158 upstream stable update.

Please copy the SRU template from the cover letter to the launchpad bug.

Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel
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