Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h
index 09ecc32..331474b 100644
--- a/arch/x86/include/asm/realmode.h
+++ b/arch/x86/include/asm/realmode.h
@@ -14,13 +14,16 @@
 #include <linux/types.h>
 #include <asm/io.h>
 
-/* This must match data at realmode.S */
+/* This must match data at realmode/rm/header.S */
 struct real_mode_header {
 	u32	text_start;
 	u32	ro_end;
 	/* SMP trampoline */
 	u32	trampoline_start;
 	u32	trampoline_header;
+#ifdef CONFIG_AMD_MEM_ENCRYPT
+	u32	sev_es_trampoline_start;
+#endif
 #ifdef CONFIG_X86_64
 	u32	trampoline_pgd;
 #endif
@@ -36,7 +39,7 @@
 #endif
 };
 
-/* This must match data at trampoline_32/64.S */
+/* This must match data at realmode/rm/trampoline_{32,64}.S */
 struct trampoline_header {
 #ifdef CONFIG_X86_32
 	u32 start;
@@ -57,6 +60,9 @@
 extern unsigned long initial_code;
 extern unsigned long initial_gs;
 extern unsigned long initial_stack;
+#ifdef CONFIG_AMD_MEM_ENCRYPT
+extern unsigned long initial_vc_handler;
+#endif
 
 extern unsigned char real_mode_blob[];
 extern unsigned char real_mode_relocs[];
@@ -66,6 +72,7 @@
 extern unsigned char boot_gdt[];
 #else
 extern unsigned char secondary_startup_64[];
+extern unsigned char secondary_startup_64_no_verify[];
 #endif
 
 static inline size_t real_mode_size_needed(void)
@@ -82,6 +89,7 @@
 }
 
 void reserve_real_mode(void);
+void load_trampoline_pgtable(void);
 
 #endif /* __ASSEMBLY__ */