[Skiboot] [PATCH] xive: Workaround a problem with indirect TM access

Stewart Smith stewart at linux.vnet.ibm.com
Wed May 3 16:43:32 AEST 2017


Benjamin Herrenschmidt <benh at kernel.crashing.org> writes:
> A HW issue can cause accesses to the content of the indirect data
> area to pass the actual selection of the target thread. The
> workaround is to read the PC_TCTXT_INDIR0 register back before
> accessing the data area.
>
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> ---
>  hw/xive.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)

Merged to master as of fa70adcb9d139bd9709681ea138bb2b10a08ff2a
-- 
Stewart Smith
OPAL Architect, IBM.



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