[Skiboot] [PATCH] dctl: p9 increase thread quiesce timeout

Stewart Smith stewart at linux.vnet.ibm.com
Thu Dec 7 08:38:07 AEDT 2017


Nicholas Piggin <npiggin at gmail.com> writes:
> We require all instructions to be completed before a thread is
> considered stopped, by the dctl interface. Long running instructions
> like cache misses and CI loads may take a significant amount of time
> to complete, and timeouts have been observed in stress testing.
>
> Increase the timeout significantly, to cover this. The workbook
> just says to poll, but we like to have timeouts to avoid getting
> stuck in firmware.
>
> Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
> ---
>  core/direct-controls.c | 18 ++++++++++++++----
>  1 file changed, 14 insertions(+), 4 deletions(-)

Merged to master as of 631ed5f2e06a0c55268b61cfaf89c833cef14ae1

-- 
Stewart Smith
OPAL Architect, IBM.



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