Re: [PATCH 3.14-stable] powerpc/pseries/eeh: Handle RTAS delay requests in configure_bridge

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On 06/22/2016, 06:45 AM, Russell Currey wrote:
> In the "ibm,configure-pe" and "ibm,configure-bridge" RTAS calls, the
> spec states that values of 9900-9905 can be returned, indicating that
> software should delay for 10^x (where x is the last digit, i.e. 990x)
> milliseconds and attempt the call again. Currently, the kernel doesn't
> know about this, and respecting it fixes some PCI failures when the
> hypervisor is busy.
> 
> The delay is capped at 0.2 seconds.
> 
> Signed-off-by: Russell Currey <ruscur@xxxxxxxxxx>
> Acked-by: Gavin Shan <gwshan@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> ---
> Upstream commit 871e178e0f2c4fa788f694721a10b4758d494ce1
> Patch failed to apply to 3.14, only change required was modifying a
> "pr_warn" to be a "pr_warning".

Applied to 3.12 too. Thanks.


-- 
js
suse labs
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