Re: [PATCH 03/13] ppc/spapr|pnv: Remove SAO from pa-features

2024-03-12 Thread Harsh Prateek Bora
Hi Nick, One cosmetic comment, in case you are doing a re-spin: On 3/12/24 00:21, Nicholas Piggin wrote: SAO is a page table attribute that strengthens the memory ordering of accesses. QEMU with MTTCG does not implement this, so clear it in ibm,pa-features. This is an obscure feature that has b

[PATCH 03/13] ppc/spapr|pnv: Remove SAO from pa-features

2024-03-11 Thread Nicholas Piggin
SAO is a page table attribute that strengthens the memory ordering of accesses. QEMU with MTTCG does not implement this, so clear it in ibm,pa-features. This is an obscure feature that has been removed from POWER10 ISA v3.1, there isn't much concern with removing it. Signed-off-by: Nicholas Piggin