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-rw-r--r--arch/x86/include/asm/compat.h1
-rw-r--r--arch/x86/include/asm/dma-mapping.h8
-rw-r--r--arch/x86/include/asm/fixmap.h6
-rw-r--r--arch/x86/include/asm/kmemcheck.h42
-rw-r--r--arch/x86/include/asm/kvm_emulate.h2
-rw-r--r--arch/x86/include/asm/kvm_host.h8
-rw-r--r--arch/x86/include/asm/mshyperv.h2
-rw-r--r--arch/x86/include/asm/pci.h2
-rw-r--r--arch/x86/include/asm/pgtable.h5
-rw-r--r--arch/x86/include/asm/pgtable_types.h13
-rw-r--r--arch/x86/include/asm/pvclock.h19
-rw-r--r--arch/x86/include/asm/string_32.h9
-rw-r--r--arch/x86/include/asm/string_64.h8
-rw-r--r--arch/x86/include/asm/vmx.h4
-rw-r--r--arch/x86/include/asm/xen/cpuid.h42
-rw-r--r--arch/x86/include/asm/xen/page.h11
-rw-r--r--arch/x86/include/asm/xor.h5
17 files changed, 72 insertions, 115 deletions
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index a600a6cda9ec..2cbd75dd2fd3 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -210,7 +210,6 @@ typedef struct compat_siginfo {
} compat_siginfo_t;
#define COMPAT_OFF_T_MAX 0x7fffffff
-#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
struct compat_ipc64_perm {
compat_key_t key;
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 836ca1178a6a..0350d99bb8fd 100644
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -7,7 +7,6 @@
* Documentation/DMA-API.txt for documentation.
*/
-#include <linux/kmemcheck.h>
#include <linux/scatterlist.h>
#include <linux/dma-debug.h>
#include <asm/io.h>
@@ -68,13 +67,6 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
}
#endif /* CONFIG_X86_DMA_REMAP */
-static inline void
-dma_cache_sync(struct device *dev, void *vaddr, size_t size,
- enum dma_data_direction dir)
-{
- flush_write_buffers();
-}
-
static inline unsigned long dma_alloc_coherent_mask(struct device *dev,
gfp_t gfp)
{
diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h
index dcd9fb55e679..b0c505fe9a95 100644
--- a/arch/x86/include/asm/fixmap.h
+++ b/arch/x86/include/asm/fixmap.h
@@ -104,6 +104,12 @@ enum fixed_addresses {
FIX_GDT_REMAP_BEGIN,
FIX_GDT_REMAP_END = FIX_GDT_REMAP_BEGIN + NR_CPUS - 1,
+#ifdef CONFIG_ACPI_APEI_GHES
+ /* Used for GHES mapping from assorted contexts */
+ FIX_APEI_GHES_IRQ,
+ FIX_APEI_GHES_NMI,
+#endif
+
__end_of_permanent_fixed_addresses,
/*
diff --git a/arch/x86/include/asm/kmemcheck.h b/arch/x86/include/asm/kmemcheck.h
index 945a0337fbcf..ea32a7d3cf1b 100644
--- a/arch/x86/include/asm/kmemcheck.h
+++ b/arch/x86/include/asm/kmemcheck.h
@@ -1,43 +1 @@
/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef ASM_X86_KMEMCHECK_H
-#define ASM_X86_KMEMCHECK_H
-
-#include <linux/types.h>
-#include <asm/ptrace.h>
-
-#ifdef CONFIG_KMEMCHECK
-bool kmemcheck_active(struct pt_regs *regs);
-
-void kmemcheck_show(struct pt_regs *regs);
-void kmemcheck_hide(struct pt_regs *regs);
-
-bool kmemcheck_fault(struct pt_regs *regs,
- unsigned long address, unsigned long error_code);
-bool kmemcheck_trap(struct pt_regs *regs);
-#else
-static inline bool kmemcheck_active(struct pt_regs *regs)
-{
- return false;
-}
-
-static inline void kmemcheck_show(struct pt_regs *regs)
-{
-}
-
-static inline void kmemcheck_hide(struct pt_regs *regs)
-{
-}
-
-static inline bool kmemcheck_fault(struct pt_regs *regs,
- unsigned long address, unsigned long error_code)
-{
- return false;
-}
-
-static inline bool kmemcheck_trap(struct pt_regs *regs)
-{
- return false;
-}
-#endif /* CONFIG_KMEMCHECK */
-
-#endif
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index ee23a43386a2..034caa1a084e 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -226,6 +226,8 @@ struct x86_emulate_ops {
unsigned (*get_hflags)(struct x86_emulate_ctxt *ctxt);
void (*set_hflags)(struct x86_emulate_ctxt *ctxt, unsigned hflags);
+ int (*pre_leave_smm)(struct x86_emulate_ctxt *ctxt, u64 smbase);
+
};
typedef u32 __attribute__((vector_size(16))) sse128_t;
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 9d7d856b2d89..1bfb99770c34 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1061,6 +1061,11 @@ struct kvm_x86_ops {
void (*cancel_hv_timer)(struct kvm_vcpu *vcpu);
void (*setup_mce)(struct kvm_vcpu *vcpu);
+
+ int (*smi_allowed)(struct kvm_vcpu *vcpu);
+ int (*pre_enter_smm)(struct kvm_vcpu *vcpu, char *smstate);
+ int (*pre_leave_smm)(struct kvm_vcpu *vcpu, u64 smbase);
+ int (*enable_smi_window)(struct kvm_vcpu *vcpu);
};
struct kvm_arch_async_pf {
@@ -1426,4 +1431,7 @@ static inline int kvm_cpu_get_apicid(int mps_cpu)
#endif
}
+#define put_smstate(type, buf, offset, val) \
+ *(type *)((buf) + (offset) - 0x7e00) = val
+
#endif /* _ASM_X86_KVM_HOST_H */
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index 581bb54dd464..5400add2885b 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -311,7 +311,7 @@ static inline int hv_cpu_number_to_vp_number(int cpu_number)
void hyperv_init(void);
void hyperv_setup_mmu_ops(void);
void hyper_alloc_mmu(void);
-void hyperv_report_panic(struct pt_regs *regs);
+void hyperv_report_panic(struct pt_regs *regs, long err);
bool hv_is_hypercall_page_setup(void);
void hyperv_cleanup(void);
#else /* CONFIG_HYPERV */
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index 09c06b0fb964..d32175e30259 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -89,10 +89,8 @@ extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_CARDBUS_IO 0x4000
extern int pcibios_enabled;
-void pcibios_config_init(void);
void pcibios_scan_root(int bus);
-void pcibios_set_master(struct pci_dev *dev);
struct irq_routing_table *pcibios_get_irq_routing_table(void);
int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index f735c3016325..09f9e1e00e3b 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -667,11 +667,6 @@ static inline bool pte_accessible(struct mm_struct *mm, pte_t a)
return false;
}
-static inline int pte_hidden(pte_t pte)
-{
- return pte_flags(pte) & _PAGE_HIDDEN;
-}
-
static inline int pmd_present(pmd_t pmd)
{
/*
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 9e9b05fc4860..3696398a9475 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -32,7 +32,6 @@
#define _PAGE_BIT_SPECIAL _PAGE_BIT_SOFTW1
#define _PAGE_BIT_CPA_TEST _PAGE_BIT_SOFTW1
-#define _PAGE_BIT_HIDDEN _PAGE_BIT_SOFTW3 /* hidden by kmemcheck */
#define _PAGE_BIT_SOFT_DIRTY _PAGE_BIT_SOFTW3 /* software dirty tracking */
#define _PAGE_BIT_DEVMAP _PAGE_BIT_SOFTW4
@@ -79,18 +78,6 @@
#define _PAGE_KNL_ERRATUM_MASK 0
#endif
-#ifdef CONFIG_KMEMCHECK
-#define _PAGE_HIDDEN (_AT(pteval_t, 1) << _PAGE_BIT_HIDDEN)
-#else
-#define _PAGE_HIDDEN (_AT(pteval_t, 0))
-#endif
-
-/*
- * The same hidden bit is used by kmemcheck, but since kmemcheck
- * works on kernel pages while soft-dirty engine on user space,
- * they do not conflict with each other.
- */
-
#ifdef CONFIG_MEM_SOFT_DIRTY
#define _PAGE_SOFT_DIRTY (_AT(pteval_t, 1) << _PAGE_BIT_SOFT_DIRTY)
#else
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 3e4ed8fb5f91..a7471dcd2205 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -5,15 +5,6 @@
#include <linux/clocksource.h>
#include <asm/pvclock-abi.h>
-#ifdef CONFIG_KVM_GUEST
-extern struct pvclock_vsyscall_time_info *pvclock_pvti_cpu0_va(void);
-#else
-static inline struct pvclock_vsyscall_time_info *pvclock_pvti_cpu0_va(void)
-{
- return NULL;
-}
-#endif
-
/* some helper functions for xen and kvm pv clock sources */
u64 pvclock_clocksource_read(struct pvclock_vcpu_time_info *src);
u8 pvclock_read_flags(struct pvclock_vcpu_time_info *src);
@@ -102,4 +93,14 @@ struct pvclock_vsyscall_time_info {
#define PVTI_SIZE sizeof(struct pvclock_vsyscall_time_info)
+#ifdef CONFIG_PARAVIRT_CLOCK
+void pvclock_set_pvti_cpu0_va(struct pvclock_vsyscall_time_info *pvti);
+struct pvclock_vsyscall_time_info *pvclock_get_pvti_cpu0_va(void);
+#else
+static inline struct pvclock_vsyscall_time_info *pvclock_get_pvti_cpu0_va(void)
+{
+ return NULL;
+}
+#endif
+
#endif /* _ASM_X86_PVCLOCK_H */
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h
index 076502241eae..55d392c6bd29 100644
--- a/arch/x86/include/asm/string_32.h
+++ b/arch/x86/include/asm/string_32.h
@@ -179,8 +179,6 @@ static inline void *__memcpy3d(void *to, const void *from, size_t len)
* No 3D Now!
*/
-#ifndef CONFIG_KMEMCHECK
-
#if (__GNUC__ >= 4)
#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#else
@@ -189,13 +187,6 @@ static inline void *__memcpy3d(void *to, const void *from, size_t len)
? __constant_memcpy((t), (f), (n)) \
: __memcpy((t), (f), (n)))
#endif
-#else
-/*
- * kmemcheck becomes very happy if we use the REP instructions unconditionally,
- * because it means that we know both memory operands in advance.
- */
-#define memcpy(t, f, n) __memcpy((t), (f), (n))
-#endif
#endif
#endif /* !CONFIG_FORTIFY_SOURCE */
diff --git a/arch/x86/include/asm/string_64.h b/arch/x86/include/asm/string_64.h
index 0b1b4445f4c5..533f74c300c2 100644
--- a/arch/x86/include/asm/string_64.h
+++ b/arch/x86/include/asm/string_64.h
@@ -33,7 +33,6 @@ extern void *memcpy(void *to, const void *from, size_t len);
extern void *__memcpy(void *to, const void *from, size_t len);
#ifndef CONFIG_FORTIFY_SOURCE
-#ifndef CONFIG_KMEMCHECK
#if (__GNUC__ == 4 && __GNUC_MINOR__ < 3) || __GNUC__ < 4
#define memcpy(dst, src, len) \
({ \
@@ -46,13 +45,6 @@ extern void *__memcpy(void *to, const void *from, size_t len);
__ret; \
})
#endif
-#else
-/*
- * kmemcheck becomes very happy if we use the REP instructions unconditionally,
- * because it means that we know both memory operands in advance.
- */
-#define memcpy(dst, src, len) __inline_memcpy((dst), (src), (len))
-#endif
#endif /* !CONFIG_FORTIFY_SOURCE */
#define __HAVE_ARCH_MEMSET
diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index caec8417539f..8b6780751132 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -70,11 +70,11 @@
#define SECONDARY_EXEC_APIC_REGISTER_VIRT 0x00000100
#define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY 0x00000200
#define SECONDARY_EXEC_PAUSE_LOOP_EXITING 0x00000400
-#define SECONDARY_EXEC_RDRAND 0x00000800
+#define SECONDARY_EXEC_RDRAND_EXITING 0x00000800
#define SECONDARY_EXEC_ENABLE_INVPCID 0x00001000
#define SECONDARY_EXEC_ENABLE_VMFUNC 0x00002000
#define SECONDARY_EXEC_SHADOW_VMCS 0x00004000
-#define SECONDARY_EXEC_RDSEED 0x00010000
+#define SECONDARY_EXEC_RDSEED_EXITING 0x00010000
#define SECONDARY_EXEC_ENABLE_PML 0x00020000
#define SECONDARY_EXEC_XSAVES 0x00100000
#define SECONDARY_EXEC_TSC_SCALING 0x02000000
diff --git a/arch/x86/include/asm/xen/cpuid.h b/arch/x86/include/asm/xen/cpuid.h
index 3bdd10d71223..a9630104f1c4 100644
--- a/arch/x86/include/asm/xen/cpuid.h
+++ b/arch/x86/include/asm/xen/cpuid.h
@@ -74,21 +74,43 @@
#define XEN_CPUID_FEAT1_MMU_PT_UPDATE_PRESERVE_AD (1u<<0)
/*
+ * Leaf 4 (0x40000x03)
+ * Sub-leaf 0: EAX: bit 0: emulated tsc
+ * bit 1: host tsc is known to be reliable
+ * bit 2: RDTSCP instruction available
+ * EBX: tsc_mode: 0=default (emulate if necessary), 1=emulate,
+ * 2=no emulation, 3=no emulation + TSC_AUX support
+ * ECX: guest tsc frequency in kHz
+ * EDX: guest tsc incarnation (migration count)
+ * Sub-leaf 1: EAX: tsc offset low part
+ * EBX: tsc offset high part
+ * ECX: multiplicator for tsc->ns conversion
+ * EDX: shift amount for tsc->ns conversion
+ * Sub-leaf 2: EAX: host tsc frequency in kHz
+ */
+
+/*
* Leaf 5 (0x40000x04)
* HVM-specific features
- * EAX: Features
- * EBX: vcpu id (iff EAX has XEN_HVM_CPUID_VCPU_ID_PRESENT flag)
+ * Sub-leaf 0: EAX: Features
+ * Sub-leaf 0: EBX: vcpu id (iff EAX has XEN_HVM_CPUID_VCPU_ID_PRESENT flag)
*/
-
-/* Virtualized APIC registers */
-#define XEN_HVM_CPUID_APIC_ACCESS_VIRT (1u << 0)
-/* Virtualized x2APIC accesses */
-#define XEN_HVM_CPUID_X2APIC_VIRT (1u << 1)
+#define XEN_HVM_CPUID_APIC_ACCESS_VIRT (1u << 0) /* Virtualized APIC registers */
+#define XEN_HVM_CPUID_X2APIC_VIRT (1u << 1) /* Virtualized x2APIC accesses */
/* Memory mapped from other domains has valid IOMMU entries */
#define XEN_HVM_CPUID_IOMMU_MAPPINGS (1u << 2)
-/* vcpu id is present in EBX */
-#define XEN_HVM_CPUID_VCPU_ID_PRESENT (1u << 3)
+#define XEN_HVM_CPUID_VCPU_ID_PRESENT (1u << 3) /* vcpu id is present in EBX */
+
+/*
+ * Leaf 6 (0x40000x05)
+ * PV-specific parameters
+ * Sub-leaf 0: EAX: max available sub-leaf
+ * Sub-leaf 0: EBX: bits 0-7: max machine address width
+ */
+
+/* Max. address width in bits taking memory hotplug into account. */
+#define XEN_CPUID_MACHINE_ADDRESS_WIDTH_MASK (0xffu << 0)
-#define XEN_CPUID_MAX_NUM_LEAVES 4
+#define XEN_CPUID_MAX_NUM_LEAVES 5
#endif /* __XEN_PUBLIC_ARCH_X86_CPUID_H__ */
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index c6b84245e5ab..123e669bf363 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -27,6 +27,15 @@ typedef struct xpaddr {
phys_addr_t paddr;
} xpaddr_t;
+#ifdef CONFIG_X86_64
+#define XEN_PHYSICAL_MASK __sme_clr((1UL << 52) - 1)
+#else
+#define XEN_PHYSICAL_MASK __PHYSICAL_MASK
+#endif
+
+#define XEN_PTE_MFN_MASK ((pteval_t)(((signed long)PAGE_MASK) & \
+ XEN_PHYSICAL_MASK))
+
#define XMADDR(x) ((xmaddr_t) { .maddr = (x) })
#define XPADDR(x) ((xpaddr_t) { .paddr = (x) })
@@ -278,7 +287,7 @@ static inline unsigned long bfn_to_local_pfn(unsigned long mfn)
static inline unsigned long pte_mfn(pte_t pte)
{
- return (pte.pte & PTE_PFN_MASK) >> PAGE_SHIFT;
+ return (pte.pte & XEN_PTE_MFN_MASK) >> PAGE_SHIFT;
}
static inline pte_t mfn_pte(unsigned long page_nr, pgprot_t pgprot)
diff --git a/arch/x86/include/asm/xor.h b/arch/x86/include/asm/xor.h
index 1f5c5161ead6..45c8605467f1 100644
--- a/arch/x86/include/asm/xor.h
+++ b/arch/x86/include/asm/xor.h
@@ -1,7 +1,4 @@
-#ifdef CONFIG_KMEMCHECK
-/* kmemcheck doesn't handle MMX/SSE/SSE2 instructions */
-# include <asm-generic/xor.h>
-#elif !defined(_ASM_X86_XOR_H)
+#ifndef _ASM_X86_XOR_H
#define _ASM_X86_XOR_H
/*