diff options
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/barrier.h | 51 | ||||
| -rw-r--r-- | arch/mips/include/asm/dma-mapping.h | 2 | ||||
| -rw-r--r-- | arch/mips/include/asm/kvm_host.h | 6 | ||||
| -rw-r--r-- | arch/mips/include/asm/pgtable-bits.h | 10 | ||||
| -rw-r--r-- | arch/mips/include/asm/pgtable.h | 18 | ||||
| -rw-r--r-- | arch/mips/include/uapi/asm/mman.h | 1 | ||||
| -rw-r--r-- | arch/mips/include/uapi/asm/socket.h | 3 |
7 files changed, 27 insertions, 64 deletions
diff --git a/arch/mips/include/asm/barrier.h b/arch/mips/include/asm/barrier.h index 752e0b86c171..d296633d890e 100644 --- a/arch/mips/include/asm/barrier.h +++ b/arch/mips/include/asm/barrier.h @@ -10,9 +10,6 @@ #include <asm/addrspace.h> -#define read_barrier_depends() do { } while(0) -#define smp_read_barrier_depends() do { } while(0) - #ifdef CONFIG_CPU_HAS_SYNC #define __sync() \ __asm__ __volatile__( \ @@ -87,23 +84,21 @@ #define wmb() fast_wmb() #define rmb() fast_rmb() -#define dma_wmb() fast_wmb() -#define dma_rmb() fast_rmb() -#if defined(CONFIG_WEAK_ORDERING) && defined(CONFIG_SMP) +#if defined(CONFIG_WEAK_ORDERING) # ifdef CONFIG_CPU_CAVIUM_OCTEON -# define smp_mb() __sync() -# define smp_rmb() barrier() -# define smp_wmb() __syncw() +# define __smp_mb() __sync() +# define __smp_rmb() barrier() +# define __smp_wmb() __syncw() # else -# define smp_mb() __asm__ __volatile__("sync" : : :"memory") -# define smp_rmb() __asm__ __volatile__("sync" : : :"memory") -# define smp_wmb() __asm__ __volatile__("sync" : : :"memory") +# define __smp_mb() __asm__ __volatile__("sync" : : :"memory") +# define __smp_rmb() __asm__ __volatile__("sync" : : :"memory") +# define __smp_wmb() __asm__ __volatile__("sync" : : :"memory") # endif #else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() +#define __smp_mb() barrier() +#define __smp_rmb() barrier() +#define __smp_wmb() barrier() #endif #if defined(CONFIG_WEAK_REORDERING_BEYOND_LLSC) && defined(CONFIG_SMP) @@ -112,13 +107,11 @@ #define __WEAK_LLSC_MB " \n" #endif -#define smp_store_mb(var, value) \ - do { WRITE_ONCE(var, value); smp_mb(); } while (0) - #define smp_llsc_mb() __asm__ __volatile__(__WEAK_LLSC_MB : : :"memory") #ifdef CONFIG_CPU_CAVIUM_OCTEON #define smp_mb__before_llsc() smp_wmb() +#define __smp_mb__before_llsc() __smp_wmb() /* Cause previous writes to become visible on all CPUs as soon as possible */ #define nudge_writes() __asm__ __volatile__(".set push\n\t" \ ".set arch=octeon\n\t" \ @@ -126,25 +119,13 @@ ".set pop" : : : "memory") #else #define smp_mb__before_llsc() smp_llsc_mb() +#define __smp_mb__before_llsc() smp_llsc_mb() #define nudge_writes() mb() #endif -#define smp_store_release(p, v) \ -do { \ - compiletime_assert_atomic_type(*p); \ - smp_mb(); \ - WRITE_ONCE(*p, v); \ -} while (0) - -#define smp_load_acquire(p) \ -({ \ - typeof(*p) ___p1 = READ_ONCE(*p); \ - compiletime_assert_atomic_type(*p); \ - smp_mb(); \ - ___p1; \ -}) - -#define smp_mb__before_atomic() smp_mb__before_llsc() -#define smp_mb__after_atomic() smp_llsc_mb() +#define __smp_mb__before_atomic() __smp_mb__before_llsc() +#define __smp_mb__after_atomic() smp_llsc_mb() + +#include <asm-generic/barrier.h> #endif /* __ASM_BARRIER_H */ diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index e604f760c4a0..12fa79e2f1b4 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -29,8 +29,6 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) static inline void dma_mark_clean(void *addr, size_t size) {} -#include <asm-generic/dma-mapping-common.h> - extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction); diff --git a/arch/mips/include/asm/kvm_host.h b/arch/mips/include/asm/kvm_host.h index ba8d9acdba30..f6b12790716c 100644 --- a/arch/mips/include/asm/kvm_host.h +++ b/arch/mips/include/asm/kvm_host.h @@ -93,9 +93,9 @@ #define KVM_INVALID_ADDR 0xdeadbeef extern atomic_t kvm_mips_instance; -extern pfn_t(*kvm_mips_gfn_to_pfn) (struct kvm *kvm, gfn_t gfn); -extern void (*kvm_mips_release_pfn_clean) (pfn_t pfn); -extern bool(*kvm_mips_is_error_pfn) (pfn_t pfn); +extern kvm_pfn_t (*kvm_mips_gfn_to_pfn)(struct kvm *kvm, gfn_t gfn); +extern void (*kvm_mips_release_pfn_clean)(kvm_pfn_t pfn); +extern bool (*kvm_mips_is_error_pfn)(kvm_pfn_t pfn); struct kvm_vm_stat { u32 remote_tlb_flush; diff --git a/arch/mips/include/asm/pgtable-bits.h b/arch/mips/include/asm/pgtable-bits.h index ff7ad91c85db..97b313882678 100644 --- a/arch/mips/include/asm/pgtable-bits.h +++ b/arch/mips/include/asm/pgtable-bits.h @@ -131,14 +131,12 @@ /* Huge TLB page */ #define _PAGE_HUGE_SHIFT (_PAGE_MODIFIED_SHIFT + 1) #define _PAGE_HUGE (1 << _PAGE_HUGE_SHIFT) -#define _PAGE_SPLITTING_SHIFT (_PAGE_HUGE_SHIFT + 1) -#define _PAGE_SPLITTING (1 << _PAGE_SPLITTING_SHIFT) #endif /* CONFIG_64BIT && CONFIG_MIPS_HUGE_TLB_SUPPORT */ #if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) /* XI - page cannot be executed */ -#ifdef _PAGE_SPLITTING_SHIFT -#define _PAGE_NO_EXEC_SHIFT (_PAGE_SPLITTING_SHIFT + 1) +#ifdef _PAGE_HUGE_SHIFT +#define _PAGE_NO_EXEC_SHIFT (_PAGE_HUGE_SHIFT + 1) #else #define _PAGE_NO_EXEC_SHIFT (_PAGE_MODIFIED_SHIFT + 1) #endif @@ -153,8 +151,8 @@ #if defined(_PAGE_NO_READ_SHIFT) #define _PAGE_GLOBAL_SHIFT (_PAGE_NO_READ_SHIFT + 1) -#elif defined(_PAGE_SPLITTING_SHIFT) -#define _PAGE_GLOBAL_SHIFT (_PAGE_SPLITTING_SHIFT + 1) +#elif defined(_PAGE_HUGE_SHIFT) +#define _PAGE_GLOBAL_SHIFT (_PAGE_HUGE_SHIFT + 1) #else #define _PAGE_GLOBAL_SHIFT (_PAGE_MODIFIED_SHIFT + 1) #endif diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 18826aa15a7c..9a4fe0133ff1 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -482,27 +482,9 @@ static inline pmd_t pmd_mkhuge(pmd_t pmd) return pmd; } -static inline int pmd_trans_splitting(pmd_t pmd) -{ - return !!(pmd_val(pmd) & _PAGE_SPLITTING); -} - -static inline pmd_t pmd_mksplitting(pmd_t pmd) -{ - pmd_val(pmd) |= _PAGE_SPLITTING; - - return pmd; -} - extern void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd); -#define __HAVE_ARCH_PMDP_SPLITTING_FLUSH -/* Extern to avoid header file madness */ -extern void pmdp_splitting_flush(struct vm_area_struct *vma, - unsigned long address, - pmd_t *pmdp); - #define __HAVE_ARCH_PMD_WRITE static inline int pmd_write(pmd_t pmd) { diff --git a/arch/mips/include/uapi/asm/mman.h b/arch/mips/include/uapi/asm/mman.h index 97c03f468924..ccdcfcbb24aa 100644 --- a/arch/mips/include/uapi/asm/mman.h +++ b/arch/mips/include/uapi/asm/mman.h @@ -75,6 +75,7 @@ #define MADV_DONTNEED 4 /* don't need these pages */ /* common parameters: try to keep these consistent across architectures */ +#define MADV_FREE 8 /* free pages only if memory pressure */ #define MADV_REMOVE 9 /* remove these pages & resources */ #define MADV_DONTFORK 10 /* don't inherit across fork */ #define MADV_DOFORK 11 /* do inherit across fork */ diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h index dec3c850f36b..5910fe294e93 100644 --- a/arch/mips/include/uapi/asm/socket.h +++ b/arch/mips/include/uapi/asm/socket.h @@ -103,4 +103,7 @@ #define SO_ATTACH_BPF 50 #define SO_DETACH_BPF SO_DETACH_FILTER +#define SO_ATTACH_REUSEPORT_CBPF 51 +#define SO_ATTACH_REUSEPORT_EBPF 52 + #endif /* _UAPI_ASM_SOCKET_H */ |