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0ef3783d75
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. Link: https://lkml.kernel.org/r/20250816040113.760010-3-aboorvad@linux.ibm.com Co-developed-by: Aboorva Devarajan <aboorvad@linux.ibm.com> Signed-off-by: Aboorva Devarajan <aboorvad@linux.ibm.com> Signed-off-by: Donet Tom <donettom@linux.ibm.com> Reviewed-by: Dev Jain <dev.jain@arm.com> Acked-by: David Hildenbrand <david@redhat.com> Reviewed-by: Zi Yan <ziy@nvidia.com> Reviewed-by: Wei Yang <richard.weiyang@gmail.com> Cc: Baolin Wang <baolin.wang@linux.alibaba.com> Cc: Barry Song <baohua@kernel.org> Cc: Liam Howlett <liam.howlett@oracle.com> Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com> Cc: Mariano Pache <npache@redhat.com> Cc: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com> Cc: Ryan Roberts <ryan.roberts@arm.com> Cc: Shuah Khan <shuah@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>