From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control

---
 kernel/arch/x86/xen/xen-head.S |   40 +++++++++++++++++++++++++---------------
 1 files changed, 25 insertions(+), 15 deletions(-)

diff --git a/kernel/arch/x86/xen/xen-head.S b/kernel/arch/x86/xen/xen-head.S
index 5077ead..2a3ef5f 100644
--- a/kernel/arch/x86/xen/xen-head.S
+++ b/kernel/arch/x86/xen/xen-head.S
@@ -22,7 +22,7 @@
 
 #ifdef CONFIG_XEN_PV
 	__INIT
-ENTRY(startup_xen)
+SYM_CODE_START(startup_xen)
 	UNWIND_HINT_EMPTY
 	cld
 
@@ -35,33 +35,43 @@
 	rep __ASM_SIZE(stos)
 
 	mov %_ASM_SI, xen_start_info
-	mov $init_thread_union+THREAD_SIZE, %_ASM_SP
+	mov initial_stack(%rip), %rsp
 
-#ifdef CONFIG_X86_64
 	/* Set up %gs.
 	 *
-	 * The base of %gs always points to the bottom of the irqstack
-	 * union.  If the stack protector canary is enabled, it is
-	 * located at %gs:40.  Note that, on SMP, the boot cpu uses
-	 * init data section till per cpu areas are set up.
+	 * The base of %gs always points to fixed_percpu_data.  If the
+	 * stack protector canary is enabled, it is located at %gs:40.
+	 * Note that, on SMP, the boot cpu uses init data section until
+	 * the per cpu areas are set up.
 	 */
 	movl	$MSR_GS_BASE,%ecx
-	movq	$INIT_PER_CPU_VAR(irq_stack_union),%rax
+	movq	$INIT_PER_CPU_VAR(fixed_percpu_data),%rax
 	cdq
 	wrmsr
-#endif
 
-	jmp xen_start_kernel
-END(startup_xen)
+	call xen_start_kernel
+SYM_CODE_END(startup_xen)
 	__FINIT
+
+#ifdef CONFIG_XEN_PV_SMP
+.pushsection .text
+SYM_CODE_START(asm_cpu_bringup_and_idle)
+	UNWIND_HINT_EMPTY
+
+	call cpu_bringup_and_idle
+SYM_CODE_END(asm_cpu_bringup_and_idle)
+.popsection
+#endif
 #endif
 
 .pushsection .text
 	.balign PAGE_SIZE
-ENTRY(hypercall_page)
+SYM_CODE_START(hypercall_page)
 	.rept (PAGE_SIZE / 32)
-		UNWIND_HINT_EMPTY
-		.skip 32
+		UNWIND_HINT_FUNC
+		ANNOTATE_UNRET_SAFE
+		ret
+		.skip 31, 0xcc
 	.endr
 
 #define HYPERCALL(n) \
@@ -69,7 +79,7 @@
 	.type xen_hypercall_##n, @function; .size xen_hypercall_##n, 32
 #include <asm/xen-hypercalls.h>
 #undef HYPERCALL
-END(hypercall_page)
+SYM_CODE_END(hypercall_page)
 .popsection
 
 	ELFNOTE(Xen, XEN_ELFNOTE_GUEST_OS,       .asciz "linux")

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