Re: [Qemu-devel] [QEMU-PPC] [PATCH V2 1/2] target/ppc: Don't require private l1d cache on POWER8 for cap_ppc_safe_cache

2018-06-12 Thread David Gibson
On Tue, Jun 12, 2018 at 03:16:29PM +1000, Suraj Jitindar Singh wrote: > For cap_ppc_safe_cache to be set to workaround, we require both a l1d > cache flush instruction and private l1d cache. > > On POWER8 don't require private l1d cache. This means a guest on a > POWER8 machine can make use of the

[Qemu-devel] [QEMU-PPC] [PATCH V2 1/2] target/ppc: Don't require private l1d cache on POWER8 for cap_ppc_safe_cache

2018-06-11 Thread Suraj Jitindar Singh
For cap_ppc_safe_cache to be set to workaround, we require both a l1d cache flush instruction and private l1d cache. On POWER8 don't require private l1d cache. This means a guest on a POWER8 machine can make use of the cache flush workarounds. Signed-off-by: Suraj Jitindar Singh --- V1 -> V2: