change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/arch/x86/include/asm/setup.h
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@@ -4,7 +4,7 @@
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 #include <uapi/asm/setup.h>
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-#define COMMAND_LINE_SIZE 4096
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+#define COMMAND_LINE_SIZE 2048
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 #include <linux/linkage.h>
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 #include <asm/page_types.h>
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@@ -39,6 +39,8 @@
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 static inline void vsmp_init(void) { }
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 #endif
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+struct pt_regs;
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+
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 void setup_bios_corruption_check(void);
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 void early_platform_quirks(void);
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@@ -46,6 +48,11 @@
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 extern void reserve_standard_io_resources(void);
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 extern void i386_reserve_resources(void);
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+extern unsigned long __startup_64(unsigned long physaddr, struct boot_params *bp);
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+extern unsigned long __startup_secondary_64(void);
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+extern void startup_64_setup_env(unsigned long physbase);
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+extern void early_setup_idt(void);
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+extern void __init do_early_exception(struct pt_regs *regs, int trapnr);
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 #ifdef CONFIG_X86_INTEL_MID
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 extern void x86_intel_mid_early_setup(void);
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@@ -72,7 +79,17 @@
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 static inline bool kaslr_enabled(void)
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 {
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-	return !!(boot_params.hdr.loadflags & KASLR_FLAG);
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+	return IS_ENABLED(CONFIG_RANDOMIZE_MEMORY) &&
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+		!!(boot_params.hdr.loadflags & KASLR_FLAG);
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+}
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+
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+/*
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+ * Apply no randomization if KASLR was disabled at boot or if KASAN
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+ * is enabled. KASAN shadow mappings rely on regions being PGD aligned.
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+ */
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+static inline bool kaslr_memory_enabled(void)
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+{
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+	return kaslr_enabled() && !IS_ENABLED(CONFIG_KASAN);
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 }
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 static inline unsigned long kaslr_offset(void)
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@@ -102,7 +119,7 @@
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  * executable.)
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  */
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 #define RESERVE_BRK(name,sz)						\
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-	static void __section(.discard.text) __used notrace		\
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+	static void __section(".discard.text") __used notrace		\
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 	__brk_reservation_fn_##name##__(void) {				\
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 		asm volatile (						\
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 			".pushsection .brk_reservation,\"aw\",@nobits;" \