diff options
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/io_apic.h | 2 | ||||
| -rw-r--r-- | arch/x86/include/asm/lguest.h | 3 | ||||
| -rw-r--r-- | arch/x86/include/asm/lguest_hcall.h | 18 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgalloc.h | 25 | ||||
| -rw-r--r-- | arch/x86/include/asm/uaccess.h | 4 | ||||
| -rw-r--r-- | arch/x86/include/asm/uaccess_64.h | 10 |
6 files changed, 41 insertions, 21 deletions
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index daf866ed0612..330ee807f89e 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -161,6 +161,7 @@ extern int io_apic_set_pci_routing(struct device *dev, int irq, struct io_apic_irq_attr *irq_attr); extern int (*ioapic_renumber_irq)(int ioapic, int irq); extern void ioapic_init_mappings(void); +extern void ioapic_insert_resources(void); extern struct IO_APIC_route_entry **alloc_ioapic_entries(void); extern void free_ioapic_entries(struct IO_APIC_route_entry **ioapic_entries); @@ -180,6 +181,7 @@ extern void ioapic_write_entry(int apic, int pin, #define io_apic_assign_pci_irqs 0 static const int timer_through_8259 = 0; static inline void ioapic_init_mappings(void) { } +static inline void ioapic_insert_resources(void) { } static inline void probe_nr_irqs_gsi(void) { } #endif diff --git a/arch/x86/include/asm/lguest.h b/arch/x86/include/asm/lguest.h index 313389cd50d2..5136dad57cbb 100644 --- a/arch/x86/include/asm/lguest.h +++ b/arch/x86/include/asm/lguest.h @@ -17,8 +17,7 @@ /* Pages for switcher itself, then two pages per cpu */ #define TOTAL_SWITCHER_PAGES (SHARED_SWITCHER_PAGES + 2 * nr_cpu_ids) -/* We map at -4M (-2M when PAE is activated) for ease of mapping - * into the guest (one PTE page). */ +/* We map at -4M (-2M for PAE) for ease of mapping (one PTE page). */ #ifdef CONFIG_X86_PAE #define SWITCHER_ADDR 0xFFE00000 #else diff --git a/arch/x86/include/asm/lguest_hcall.h b/arch/x86/include/asm/lguest_hcall.h index d31c4a684078..ba0eed8aa1a6 100644 --- a/arch/x86/include/asm/lguest_hcall.h +++ b/arch/x86/include/asm/lguest_hcall.h @@ -30,27 +30,27 @@ #include <asm/hw_irq.h> #include <asm/kvm_para.h> -/*G:031 But first, how does our Guest contact the Host to ask for privileged +/*G:030 + * But first, how does our Guest contact the Host to ask for privileged * operations? There are two ways: the direct way is to make a "hypercall", * to make requests of the Host Itself. * - * We use the KVM hypercall mechanism. Seventeen hypercalls are - * available: the hypercall number is put in the %eax register, and the - * arguments (when required) are placed in %ebx, %ecx, %edx and %esi. - * If a return value makes sense, it's returned in %eax. + * We use the KVM hypercall mechanism, though completely different hypercall + * numbers. Seventeen hypercalls are available: the hypercall number is put in + * the %eax register, and the arguments (when required) are placed in %ebx, + * %ecx, %edx and %esi. If a return value makes sense, it's returned in %eax. * * Grossly invalid calls result in Sudden Death at the hands of the vengeful * Host, rather than returning failure. This reflects Winston Churchill's - * definition of a gentleman: "someone who is only rude intentionally". */ -/*:*/ + * definition of a gentleman: "someone who is only rude intentionally". +:*/ /* Can't use our min() macro here: needs to be a constant */ #define LGUEST_IRQS (NR_IRQS < 32 ? NR_IRQS: 32) #define LHCALL_RING_SIZE 64 struct hcall_args { - /* These map directly onto eax, ebx, ecx, edx and esi - * in struct lguest_regs */ + /* These map directly onto eax/ebx/ecx/edx/esi in struct lguest_regs */ unsigned long arg0, arg1, arg2, arg3, arg4; }; diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h index dd14c54ac718..0e8c2a0fd922 100644 --- a/arch/x86/include/asm/pgalloc.h +++ b/arch/x86/include/asm/pgalloc.h @@ -46,7 +46,13 @@ static inline void pte_free(struct mm_struct *mm, struct page *pte) __free_page(pte); } -extern void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte); +extern void ___pte_free_tlb(struct mmu_gather *tlb, struct page *pte); + +static inline void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte, + unsigned long address) +{ + ___pte_free_tlb(tlb, pte); +} static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) @@ -78,7 +84,13 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) free_page((unsigned long)pmd); } -extern void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd); +extern void ___pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd); + +static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd, + unsigned long adddress) +{ + ___pmd_free_tlb(tlb, pmd); +} #ifdef CONFIG_X86_PAE extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd); @@ -108,7 +120,14 @@ static inline void pud_free(struct mm_struct *mm, pud_t *pud) free_page((unsigned long)pud); } -extern void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud); +extern void ___pud_free_tlb(struct mmu_gather *tlb, pud_t *pud); + +static inline void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud, + unsigned long address) +{ + ___pud_free_tlb(tlb, pud); +} + #endif /* PAGETABLE_LEVELS > 3 */ #endif /* PAGETABLE_LEVELS > 2 */ diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index 20e6a795e160..d2c6c930b491 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -212,9 +212,9 @@ extern int __get_user_bad(void); : "A" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx") #else #define __put_user_asm_u64(x, ptr, retval, errret) \ - __put_user_asm(x, ptr, retval, "q", "", "Zr", errret) + __put_user_asm(x, ptr, retval, "q", "", "er", errret) #define __put_user_asm_ex_u64(x, addr) \ - __put_user_asm_ex(x, addr, "q", "", "Zr") + __put_user_asm_ex(x, addr, "q", "", "er") #define __put_user_x8(x, ptr, __ret_pu) __put_user_x(8, x, ptr, __ret_pu) #endif diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 8cc687326eb8..db24b215fc50 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -88,11 +88,11 @@ int __copy_to_user(void __user *dst, const void *src, unsigned size) ret, "l", "k", "ir", 4); return ret; case 8:__put_user_asm(*(u64 *)src, (u64 __user *)dst, - ret, "q", "", "ir", 8); + ret, "q", "", "er", 8); return ret; case 10: __put_user_asm(*(u64 *)src, (u64 __user *)dst, - ret, "q", "", "ir", 10); + ret, "q", "", "er", 10); if (unlikely(ret)) return ret; asm("":::"memory"); @@ -101,12 +101,12 @@ int __copy_to_user(void __user *dst, const void *src, unsigned size) return ret; case 16: __put_user_asm(*(u64 *)src, (u64 __user *)dst, - ret, "q", "", "ir", 16); + ret, "q", "", "er", 16); if (unlikely(ret)) return ret; asm("":::"memory"); __put_user_asm(1[(u64 *)src], 1 + (u64 __user *)dst, - ret, "q", "", "ir", 8); + ret, "q", "", "er", 8); return ret; default: return copy_user_generic((__force void *)dst, src, size); @@ -157,7 +157,7 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size) ret, "q", "", "=r", 8); if (likely(!ret)) __put_user_asm(tmp, (u64 __user *)dst, - ret, "q", "", "ir", 8); + ret, "q", "", "er", 8); return ret; } default: |