[1/1] powerpc/traps : Updated MC for E6500 L1D cache err

Matthew Weber matthew.weber at rockwellcollins.com
Tue Aug 29 01:22:40 AEST 2017


All,

On Wed, Jun 28, 2017 at 11:30 AM, Matthew Weber
<matthew.weber at rockwellcollins.com> wrote:
> Scott,
>
> On Sun, Apr 30, 2017 at 2:01 AM, Scott Wood <oss at buserror.net> wrote:
>> On Thu, Apr 27, 2017 at 12:59:40PM -0500, Matt Weber wrote:
>>> This patch updates the machine check handler of Linux kernel to
>>> handle the e6500 architecture case. In e6500 core, L1 Data Cache Write
>>> Shadow Mode (DCWS) register is not implemented but L1 data cache always
>>> runs in write shadow mode. So, on L1 data cache parity errors, hardware
>>> will automatically invalidate the data cache but will still log a
>>> machine check interrupt.
>>>
>>> Signed-off-by: Ronak Desai <ronak.desai at rockwellcollins.com>
>>> Signed-off-by: Matthew Weber <matthew.weber at rockwellcollins.com>
>
> <snip>
>
> Sent a v2 this morning, sorry about the delay.
> https://patchwork.ozlabs.org/patch/781763/
>

Checking on this older patch, anything else needed for merge?

Matt


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