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Message-ID: <20250816140652.qf52izwhltcofp3o@master> Date: Sat, 16 Aug 2025 14:06:52 +0000 From: Wei Yang <richard.weiyang@...il.com> To: Aboorva Devarajan <aboorvad@...ux.ibm.com> Cc: akpm@...ux-foundation.org, Liam.Howlett@...cle.com, lorenzo.stoakes@...cle.com, shuah@...nel.org, pfalcato@...e.de, david@...hat.com, ziy@...dia.com, baolin.wang@...ux.alibaba.com, npache@...hat.com, ryan.roberts@....com, dev.jain@....com, baohua@...nel.org, richard.weiyang@...il.com, linux-mm@...ck.org, linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, donettom@...ux.ibm.com, ritesh.list@...il.com Subject: Re: [PATCH v4 2/7] selftests/mm: Add support to test 4PB VA on PPC64 On Sat, Aug 16, 2025 at 09:31:08AM +0530, Aboorva Devarajan wrote: >From: Donet Tom <donettom@...ux.ibm.com> > >PowerPC64 supports a 4PB virtual address space, but this test was >previously limited to 512TB. This patch extends the coverage up to >the full 4PB VA range on PowerPC64. > >Memory from 0 to 128TB is allocated without an address hint, while >allocations from 128TB to 4PB use a hint address. > >Co-developed-by: Aboorva Devarajan <aboorvad@...ux.ibm.com> >Signed-off-by: Aboorva Devarajan <aboorvad@...ux.ibm.com> >Reviewed-by: Dev Jain <dev.jain@....com> >Acked-by: David Hildenbrand <david@...hat.com> >Reviewed-by: Zi Yan <ziy@...dia.com> >Signed-off-by: Donet Tom <donettom@...ux.ibm.com> Reviewed-by: Wei Yang <richard.weiyang@...il.com> -- Wei Yang Help you, Help me
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