summaryrefslogtreecommitdiff
path: root/arch/x86/include/asm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r--arch/x86/include/asm/asm.h20
-rw-r--r--arch/x86/include/asm/bug.h4
-rw-r--r--arch/x86/include/asm/compat.h6
-rw-r--r--arch/x86/include/asm/io.h2
-rw-r--r--arch/x86/include/asm/kvm-x86-ops.h1
-rw-r--r--arch/x86/include/asm/kvm_host.h11
-rw-r--r--arch/x86/include/asm/msi.h19
-rw-r--r--arch/x86/include/asm/msr-index.h4
-rw-r--r--arch/x86/include/asm/percpu.h6
-rw-r--r--arch/x86/include/asm/perf_event.h5
-rw-r--r--arch/x86/include/asm/static_call.h2
11 files changed, 44 insertions, 36 deletions
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index c878fed3056f..fbcfec4dc4cc 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -154,24 +154,24 @@
# define DEFINE_EXTABLE_TYPE_REG \
".macro extable_type_reg type:req reg:req\n" \
- ".set found, 0\n" \
- ".set regnr, 0\n" \
+ ".set .Lfound, 0\n" \
+ ".set .Lregnr, 0\n" \
".irp rs,rax,rcx,rdx,rbx,rsp,rbp,rsi,rdi,r8,r9,r10,r11,r12,r13,r14,r15\n" \
".ifc \\reg, %%\\rs\n" \
- ".set found, found+1\n" \
- ".long \\type + (regnr << 8)\n" \
+ ".set .Lfound, .Lfound+1\n" \
+ ".long \\type + (.Lregnr << 8)\n" \
".endif\n" \
- ".set regnr, regnr+1\n" \
+ ".set .Lregnr, .Lregnr+1\n" \
".endr\n" \
- ".set regnr, 0\n" \
+ ".set .Lregnr, 0\n" \
".irp rs,eax,ecx,edx,ebx,esp,ebp,esi,edi,r8d,r9d,r10d,r11d,r12d,r13d,r14d,r15d\n" \
".ifc \\reg, %%\\rs\n" \
- ".set found, found+1\n" \
- ".long \\type + (regnr << 8)\n" \
+ ".set .Lfound, .Lfound+1\n" \
+ ".long \\type + (.Lregnr << 8)\n" \
".endif\n" \
- ".set regnr, regnr+1\n" \
+ ".set .Lregnr, .Lregnr+1\n" \
".endr\n" \
- ".if (found != 1)\n" \
+ ".if (.Lfound != 1)\n" \
".error \"extable_type_reg: bad register argument\"\n" \
".endif\n" \
".endm\n"
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h
index 4d20a293c6fd..aaf0cb0db4ae 100644
--- a/arch/x86/include/asm/bug.h
+++ b/arch/x86/include/asm/bug.h
@@ -78,9 +78,9 @@ do { \
*/
#define __WARN_FLAGS(flags) \
do { \
- __auto_type f = BUGFLAG_WARNING|(flags); \
+ __auto_type __flags = BUGFLAG_WARNING|(flags); \
instrumentation_begin(); \
- _BUG_FLAGS(ASM_UD2, f, ASM_REACHABLE); \
+ _BUG_FLAGS(ASM_UD2, __flags, ASM_REACHABLE); \
instrumentation_end(); \
} while (0)
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 7516e4199b3c..20fd0acd7d80 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -28,15 +28,13 @@ typedef u16 compat_ipc_pid_t;
typedef __kernel_fsid_t compat_fsid_t;
struct compat_stat {
- compat_dev_t st_dev;
- u16 __pad1;
+ u32 st_dev;
compat_ino_t st_ino;
compat_mode_t st_mode;
compat_nlink_t st_nlink;
__compat_uid_t st_uid;
__compat_gid_t st_gid;
- compat_dev_t st_rdev;
- u16 __pad2;
+ u32 st_rdev;
u32 st_size;
u32 st_blksize;
u32 st_blocks;
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index f6d91ecb8026..e9736af126b2 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -210,8 +210,6 @@ void __iomem *ioremap(resource_size_t offset, unsigned long size);
extern void iounmap(volatile void __iomem *addr);
#define iounmap iounmap
-extern void set_iounmap_nonlazy(void);
-
#ifdef __KERNEL__
void memcpy_fromio(void *, const volatile void __iomem *, size_t);
diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h
index 3c368b639c04..1a6d7e3f6c32 100644
--- a/arch/x86/include/asm/kvm-x86-ops.h
+++ b/arch/x86/include/asm/kvm-x86-ops.h
@@ -118,6 +118,7 @@ KVM_X86_OP_OPTIONAL(mem_enc_register_region)
KVM_X86_OP_OPTIONAL(mem_enc_unregister_region)
KVM_X86_OP_OPTIONAL(vm_copy_enc_context_from)
KVM_X86_OP_OPTIONAL(vm_move_enc_context_from)
+KVM_X86_OP_OPTIONAL(guest_memory_reclaimed)
KVM_X86_OP(get_msr_feature)
KVM_X86_OP(can_emulate_instruction)
KVM_X86_OP(apic_init_signal_blocked)
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index d23e80a56eb8..4ff36610af6a 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -974,12 +974,10 @@ enum hv_tsc_page_status {
HV_TSC_PAGE_UNSET = 0,
/* TSC page MSR was written by the guest, update pending */
HV_TSC_PAGE_GUEST_CHANGED,
- /* TSC page MSR was written by KVM userspace, update pending */
+ /* TSC page update was triggered from the host side */
HV_TSC_PAGE_HOST_CHANGED,
/* TSC page was properly set up and is currently active */
HV_TSC_PAGE_SET,
- /* TSC page is currently being updated and therefore is inactive */
- HV_TSC_PAGE_UPDATING,
/* TSC page was set up with an inaccessible GPA */
HV_TSC_PAGE_BROKEN,
};
@@ -1052,6 +1050,7 @@ enum kvm_apicv_inhibit {
APICV_INHIBIT_REASON_X2APIC,
APICV_INHIBIT_REASON_BLOCKIRQ,
APICV_INHIBIT_REASON_ABSENT,
+ APICV_INHIBIT_REASON_SEV,
};
struct kvm_arch {
@@ -1485,6 +1484,7 @@ struct kvm_x86_ops {
int (*mem_enc_unregister_region)(struct kvm *kvm, struct kvm_enc_region *argp);
int (*vm_copy_enc_context_from)(struct kvm *kvm, unsigned int source_fd);
int (*vm_move_enc_context_from)(struct kvm *kvm, unsigned int source_fd);
+ void (*guest_memory_reclaimed)(struct kvm *kvm);
int (*get_msr_feature)(struct kvm_msr_entry *entry);
@@ -1585,8 +1585,9 @@ static inline int kvm_arch_flush_remote_tlb(struct kvm *kvm)
#define kvm_arch_pmi_in_guest(vcpu) \
((vcpu) && (vcpu)->arch.handling_intr_from_guest)
-int kvm_mmu_module_init(void);
-void kvm_mmu_module_exit(void);
+void kvm_mmu_x86_module_init(void);
+int kvm_mmu_vendor_module_init(void);
+void kvm_mmu_vendor_module_exit(void);
void kvm_mmu_destroy(struct kvm_vcpu *vcpu);
int kvm_mmu_create(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/include/asm/msi.h b/arch/x86/include/asm/msi.h
index b85147d75626..d71c7e8b738d 100644
--- a/arch/x86/include/asm/msi.h
+++ b/arch/x86/include/asm/msi.h
@@ -12,14 +12,17 @@ int pci_msi_prepare(struct irq_domain *domain, struct device *dev, int nvec,
/* Structs and defines for the X86 specific MSI message format */
typedef struct x86_msi_data {
- u32 vector : 8,
- delivery_mode : 3,
- dest_mode_logical : 1,
- reserved : 2,
- active_low : 1,
- is_level : 1;
-
- u32 dmar_subhandle;
+ union {
+ struct {
+ u32 vector : 8,
+ delivery_mode : 3,
+ dest_mode_logical : 1,
+ reserved : 2,
+ active_low : 1,
+ is_level : 1;
+ };
+ u32 dmar_subhandle;
+ };
} __attribute__ ((packed)) arch_msi_msg_data_t;
#define arch_msi_msg_data x86_msi_data
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 0eb90d21049e..ee15311b6be1 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -128,9 +128,9 @@
#define TSX_CTRL_RTM_DISABLE BIT(0) /* Disable RTM feature */
#define TSX_CTRL_CPUID_CLEAR BIT(1) /* Disable TSX enumeration */
-/* SRBDS support */
#define MSR_IA32_MCU_OPT_CTRL 0x00000123
-#define RNGDS_MITG_DIS BIT(0)
+#define RNGDS_MITG_DIS BIT(0) /* SRBDS support */
+#define RTM_ALLOW BIT(1) /* TSX development mode */
#define MSR_IA32_SYSENTER_CS 0x00000174
#define MSR_IA32_SYSENTER_ESP 0x00000175
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index a3c33b79fb86..13c0d63ed55e 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -38,9 +38,9 @@
#define arch_raw_cpu_ptr(ptr) \
({ \
unsigned long tcp_ptr__; \
- asm volatile("add " __percpu_arg(1) ", %0" \
- : "=r" (tcp_ptr__) \
- : "m" (this_cpu_off), "0" (ptr)); \
+ asm ("add " __percpu_arg(1) ", %0" \
+ : "=r" (tcp_ptr__) \
+ : "m" (this_cpu_off), "0" (ptr)); \
(typeof(*(ptr)) __kernel __force *)tcp_ptr__; \
})
#else
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index 58d9e4b1fa0a..b06e4c573add 100644
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -241,6 +241,11 @@ struct x86_pmu_capability {
#define INTEL_PMC_IDX_FIXED_SLOTS (INTEL_PMC_IDX_FIXED + 3)
#define INTEL_PMC_MSK_FIXED_SLOTS (1ULL << INTEL_PMC_IDX_FIXED_SLOTS)
+static inline bool use_fixed_pseudo_encoding(u64 code)
+{
+ return !(code & 0xff);
+}
+
/*
* We model BTS tracing as another fixed-mode PMC.
*
diff --git a/arch/x86/include/asm/static_call.h b/arch/x86/include/asm/static_call.h
index ed4f8bb6c2d9..2455d721503e 100644
--- a/arch/x86/include/asm/static_call.h
+++ b/arch/x86/include/asm/static_call.h
@@ -38,6 +38,8 @@
#define ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name) \
__ARCH_DEFINE_STATIC_CALL_TRAMP(name, "ret; int3; nop; nop; nop")
+#define ARCH_DEFINE_STATIC_CALL_RET0_TRAMP(name) \
+ ARCH_DEFINE_STATIC_CALL_TRAMP(name, __static_call_return0)
#define ARCH_ADD_TRAMP_KEY(name) \
asm(".pushsection .static_call_tramp_key, \"a\" \n" \
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-02 09:37:42 +0000