diff options
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/apic.h | 11 | ||||
| -rw-r--r-- | arch/x86/include/asm/apic_flat_64.h | 8 | ||||
| -rw-r--r-- | arch/x86/include/asm/bugs.h | 2 | ||||
| -rw-r--r-- | arch/x86/include/asm/ipi.h | 109 | ||||
| -rw-r--r-- | arch/x86/include/asm/paravirt.h | 12 | ||||
| -rw-r--r-- | arch/x86/include/asm/paravirt_types.h | 5 | ||||
| -rw-r--r-- | arch/x86/include/asm/smp.h | 1 | ||||
| -rw-r--r-- | arch/x86/include/asm/special_insns.h | 24 | ||||
| -rw-r--r-- | arch/x86/include/asm/suspend_64.h | 2 |
9 files changed, 9 insertions, 165 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index e647aa095867..2ebc17d9c72c 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -136,6 +136,7 @@ extern int lapic_get_maxlvt(void); extern void clear_local_APIC(void); extern void disconnect_bsp_APIC(int virt_wire_setup); extern void disable_local_APIC(void); +extern void apic_soft_disable(void); extern void lapic_shutdown(void); extern void sync_Arb_IDs(void); extern void init_bsp_APIC(void); @@ -176,6 +177,8 @@ extern void lapic_online(void); extern void lapic_offline(void); extern bool apic_needs_pit(void); +extern void apic_send_IPI_allbutself(unsigned int vector); + #else /* !CONFIG_X86_LOCAL_APIC */ static inline void lapic_shutdown(void) { } #define local_apic_timer_c2_ok 1 @@ -465,12 +468,6 @@ static inline unsigned default_get_apic_id(unsigned long x) #define TRAMPOLINE_PHYS_LOW 0x467 #define TRAMPOLINE_PHYS_HIGH 0x469 -#ifdef CONFIG_X86_64 -extern void apic_send_IPI_self(int vector); - -DECLARE_PER_CPU(int, x2apic_extra_bits); -#endif - extern void generic_bigsmp_probe(void); #ifdef CONFIG_X86_LOCAL_APIC @@ -506,8 +503,10 @@ extern int default_check_phys_apicid_present(int phys_apicid); #ifdef CONFIG_SMP bool apic_id_is_primary_thread(unsigned int id); +void apic_smt_update(void); #else static inline bool apic_id_is_primary_thread(unsigned int id) { return false; } +static inline void apic_smt_update(void) { } #endif extern void irq_enter(void); diff --git a/arch/x86/include/asm/apic_flat_64.h b/arch/x86/include/asm/apic_flat_64.h deleted file mode 100644 index d3a2b3876ce6..000000000000 --- a/arch/x86/include/asm/apic_flat_64.h +++ /dev/null @@ -1,8 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_X86_APIC_FLAT_64_H -#define _ASM_X86_APIC_FLAT_64_H - -extern void flat_init_apic_ldr(void); - -#endif - diff --git a/arch/x86/include/asm/bugs.h b/arch/x86/include/asm/bugs.h index 542509b53e0f..794eb2129bc6 100644 --- a/arch/x86/include/asm/bugs.h +++ b/arch/x86/include/asm/bugs.h @@ -18,4 +18,6 @@ int ppro_with_ram_bug(void); static inline int ppro_with_ram_bug(void) { return 0; } #endif +extern void cpu_bugs_smt_update(void); + #endif /* _ASM_X86_BUGS_H */ diff --git a/arch/x86/include/asm/ipi.h b/arch/x86/include/asm/ipi.h deleted file mode 100644 index f73076be546a..000000000000 --- a/arch/x86/include/asm/ipi.h +++ /dev/null @@ -1,109 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef _ASM_X86_IPI_H -#define _ASM_X86_IPI_H - -#ifdef CONFIG_X86_LOCAL_APIC - -/* - * Copyright 2004 James Cleverdon, IBM. - * - * Generic APIC InterProcessor Interrupt code. - * - * Moved to include file by James Cleverdon from - * arch/x86-64/kernel/smp.c - * - * Copyrights from kernel/smp.c: - * - * (c) 1995 Alan Cox, Building #3 <alan@redhat.com> - * (c) 1998-99, 2000 Ingo Molnar <mingo@redhat.com> - * (c) 2002,2003 Andi Kleen, SuSE Labs. - */ - -#include <asm/hw_irq.h> -#include <asm/apic.h> -#include <asm/smp.h> - -/* - * the following functions deal with sending IPIs between CPUs. - * - * We use 'broadcast', CPU->CPU IPIs and self-IPIs too. - */ - -static inline unsigned int __prepare_ICR(unsigned int shortcut, int vector, - unsigned int dest) -{ - unsigned int icr = shortcut | dest; - - switch (vector) { - default: - icr |= APIC_DM_FIXED | vector; - break; - case NMI_VECTOR: - icr |= APIC_DM_NMI; - break; - } - return icr; -} - -static inline int __prepare_ICR2(unsigned int mask) -{ - return SET_APIC_DEST_FIELD(mask); -} - -static inline void __xapic_wait_icr_idle(void) -{ - while (native_apic_mem_read(APIC_ICR) & APIC_ICR_BUSY) - cpu_relax(); -} - -void __default_send_IPI_shortcut(unsigned int shortcut, int vector, unsigned int dest); - -/* - * This is used to send an IPI with no shorthand notation (the destination is - * specified in bits 56 to 63 of the ICR). - */ -void __default_send_IPI_dest_field(unsigned int mask, int vector, unsigned int dest); - -extern void default_send_IPI_single(int cpu, int vector); -extern void default_send_IPI_single_phys(int cpu, int vector); -extern void default_send_IPI_mask_sequence_phys(const struct cpumask *mask, - int vector); -extern void default_send_IPI_mask_allbutself_phys(const struct cpumask *mask, - int vector); - -/* Avoid include hell */ -#define NMI_VECTOR 0x02 - -extern int no_broadcast; - -static inline void __default_local_send_IPI_allbutself(int vector) -{ - if (no_broadcast || vector == NMI_VECTOR) - apic->send_IPI_mask_allbutself(cpu_online_mask, vector); - else - __default_send_IPI_shortcut(APIC_DEST_ALLBUT, vector, apic->dest_logical); -} - -static inline void __default_local_send_IPI_all(int vector) -{ - if (no_broadcast || vector == NMI_VECTOR) - apic->send_IPI_mask(cpu_online_mask, vector); - else - __default_send_IPI_shortcut(APIC_DEST_ALLINC, vector, apic->dest_logical); -} - -#ifdef CONFIG_X86_32 -extern void default_send_IPI_mask_sequence_logical(const struct cpumask *mask, - int vector); -extern void default_send_IPI_mask_allbutself_logical(const struct cpumask *mask, - int vector); -extern void default_send_IPI_mask_logical(const struct cpumask *mask, - int vector); -extern void default_send_IPI_allbutself(int vector); -extern void default_send_IPI_all(int vector); -extern void default_send_IPI_self(int vector); -#endif - -#endif - -#endif /* _ASM_X86_IPI_H */ diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index dce26f1d13e1..69089d46f128 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -139,18 +139,6 @@ static inline void __write_cr4(unsigned long x) PVOP_VCALL1(cpu.write_cr4, x); } -#ifdef CONFIG_X86_64 -static inline unsigned long read_cr8(void) -{ - return PVOP_CALL0(unsigned long, cpu.read_cr8); -} - -static inline void write_cr8(unsigned long x) -{ - PVOP_VCALL1(cpu.write_cr8, x); -} -#endif - static inline void arch_safe_halt(void) { PVOP_VCALL0(irq.safe_halt); diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index 639b2df445ee..70b654f3ffe5 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -119,11 +119,6 @@ struct pv_cpu_ops { void (*write_cr4)(unsigned long); -#ifdef CONFIG_X86_64 - unsigned long (*read_cr8)(void); - void (*write_cr8)(unsigned long); -#endif - /* Segment descriptor handling */ void (*load_tr_desc)(void); void (*load_gdt)(const struct desc_ptr *); diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h index e1356a3b8223..e15f364efbcc 100644 --- a/arch/x86/include/asm/smp.h +++ b/arch/x86/include/asm/smp.h @@ -143,6 +143,7 @@ void play_dead_common(void); void wbinvd_on_cpu(int cpu); int wbinvd_on_all_cpus(void); +void native_smp_send_reschedule(int cpu); void native_send_call_func_ipi(const struct cpumask *mask); void native_send_call_func_single_ipi(int cpu); void x86_idle_thread_init(unsigned int cpu, struct task_struct *idle); diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h index 219be88a59d2..6d37b8fcfc77 100644 --- a/arch/x86/include/asm/special_insns.h +++ b/arch/x86/include/asm/special_insns.h @@ -73,20 +73,6 @@ static inline unsigned long native_read_cr4(void) void native_write_cr4(unsigned long val); -#ifdef CONFIG_X86_64 -static inline unsigned long native_read_cr8(void) -{ - unsigned long cr8; - asm volatile("movq %%cr8,%0" : "=r" (cr8)); - return cr8; -} - -static inline void native_write_cr8(unsigned long val) -{ - asm volatile("movq %0,%%cr8" :: "r" (val) : "memory"); -} -#endif - #ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS static inline u32 rdpkru(void) { @@ -200,16 +186,6 @@ static inline void wbinvd(void) #ifdef CONFIG_X86_64 -static inline unsigned long read_cr8(void) -{ - return native_read_cr8(); -} - -static inline void write_cr8(unsigned long x) -{ - native_write_cr8(x); -} - static inline void load_gs_index(unsigned selector) { native_load_gs_index(selector); diff --git a/arch/x86/include/asm/suspend_64.h b/arch/x86/include/asm/suspend_64.h index a7af9f53c0cb..35bb35d28733 100644 --- a/arch/x86/include/asm/suspend_64.h +++ b/arch/x86/include/asm/suspend_64.h @@ -34,7 +34,7 @@ struct saved_context { */ unsigned long kernelmode_gs_base, usermode_gs_base, fs_base; - unsigned long cr0, cr2, cr3, cr4, cr8; + unsigned long cr0, cr2, cr3, cr4; u64 misc_enable; bool misc_enable_saved; struct saved_msrs saved_msrs; |