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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Aug 2025 10:30:01.6403 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 55cb34d1-1609-4d2e-c67f-08ddd98b31e6 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: DU6PEPF0000B620.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB5390 Hi Marc, [...] > > > > @@ -219,6 +220,8 @@ asmlinkage void __noreturn __kvm_host_psci_cpu_entry(bool is_cpu_on) > > > > release_boot_args(boot_args); > > > > > > > > write_sysreg_el1(INIT_SCTLR_EL1_MMU_OFF, SYS_SCTLR); > > > > + if (alternative_has_cap_unlikely(ARM64_HAS_SCTLR2)) > > > > + write_sysreg_el1(INIT_SCTLR2_EL1, SYS_SCTLR2); > > > > write_sysreg(INIT_PSTATE_EL1, SPSR_EL2); > > > > > > > > __host_enter(host_ctxt); > > > > > > This needs to be folded into patch #1. > > > > > > Otherwise, there is a window of patches where the kernel will not > > > survive CPU hotplug when booted in protected mode. > > > > Do you mean fold this patch into patch #2 where initialise > > SCTLR2_ELx? > > Yes, sorry, I got it mixed with HCRX_EL2. Patch #2 is where it should > land indeed. > > M. Thanks for confirmation :D. I'll fold it into patch #2 in next series. -- Sincerely, Yeoreum Yun