On Sun, Jan 14, 2018 at 05:23:48PM -0200, Jose Ricardo Ziviani wrote: > Increases the max smt mode to 8 for Power9. That's because KVM supports > smt emulation in this platform so QEMU should allow users to use it as > well. > > Today if we try to pass -smp ...,threads=8, QEMU will silently truncate > it to smt4 mode and may cause a crash if we try to perform a cpu > hotplug. > > Signed-off-by: Jose Ricardo Ziviani <jos...@linux.vnet.ibm.com>
Applied, with the addition of a comment explaining why we want this
despite the hardware limit.
> ---
> target/ppc/compat.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/target/ppc/compat.c b/target/ppc/compat.c
> index ad8f93c064..d1770cdc6f 100644
> --- a/target/ppc/compat.c
> +++ b/target/ppc/compat.c
> @@ -73,7 +73,7 @@ static const CompatInfo compat_table[] = {
> .pvr = CPU_POWERPC_LOGICAL_3_00,
> .pcr = PCR_COMPAT_3_00,
> .pcr_level = PCR_COMPAT_3_00,
> - .max_threads = 4,
> + .max_threads = 8,
> },
> };
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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