update kernel to 5.10.198

hc

2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/arch/arm64/kernel/entry.S
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@@ -297,7 +297,7 @@
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 alternative_else_nop_endif
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 1:
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-	scs_load tsk, x20
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+	scs_load_current
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 	.else
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 	add	x21, sp, #S_FRAME_SIZE
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 	get_current_task tsk
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@@ -1122,7 +1122,7 @@
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 	msr	sp_el0, x1
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 	ptrauth_keys_install_kernel x1, x8, x9, x10
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 	scs_save x0, x8
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-	scs_load x1, x8
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+	scs_load_current
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 	ret
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 SYM_FUNC_END(cpu_switch_to)
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 NOKPROBE(cpu_switch_to)
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@@ -1238,9 +1238,13 @@
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 	mov	x19, x1
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-#if defined(CONFIG_VMAP_STACK) || defined(CONFIG_SHADOW_CALL_STACK)
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+	/* Store the registered-event for crash_smp_send_stop() */
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 	ldrb	w4, [x19, #SDEI_EVENT_PRIORITY]
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-#endif
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+	cbnz	w4, 1f
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+	adr_this_cpu dst=x5, sym=sdei_active_normal_event, tmp=x6
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+	b	2f
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+1:	adr_this_cpu dst=x5, sym=sdei_active_critical_event, tmp=x6
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+2:	str	x19, [x5]
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 #ifdef CONFIG_VMAP_STACK
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 	/*
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@@ -1305,6 +1309,14 @@
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 	ldr_l	x2, sdei_exit_mode
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+	/* Clear the registered-event seen by crash_smp_send_stop() */
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+	ldrb	w3, [x4, #SDEI_EVENT_PRIORITY]
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+	cbnz	w3, 1f
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+	adr_this_cpu dst=x5, sym=sdei_active_normal_event, tmp=x6
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+	b	2f
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+1:	adr_this_cpu dst=x5, sym=sdei_active_critical_event, tmp=x6
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+2:	str	xzr, [x5]
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+
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 alternative_if_not ARM64_UNMAP_KERNEL_AT_EL0
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 	sdei_handler_exit exit_mode=x2
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 alternative_else_nop_endif
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@@ -1315,4 +1327,15 @@
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 #endif
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 SYM_CODE_END(__sdei_asm_handler)
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 NOKPROBE(__sdei_asm_handler)
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+
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+SYM_CODE_START(__sdei_handler_abort)
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+	mov_q	x0, SDEI_1_0_FN_SDEI_EVENT_COMPLETE_AND_RESUME
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+	adr	x1, 1f
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+	ldr_l	x2, sdei_exit_mode
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+	sdei_handler_exit exit_mode=x2
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+	// exit the handler and jump to the next instruction.
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+	// Exit will stomp x0-x17, PSTATE, ELR_ELx, and SPSR_ELx.
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+1:	ret
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+SYM_CODE_END(__sdei_handler_abort)
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+NOKPROBE(__sdei_handler_abort)
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 #endif /* CONFIG_ARM_SDE_INTERFACE */