diff options
Diffstat (limited to 'include')
39 files changed, 318 insertions, 93 deletions
diff --git a/include/asm-avr32/setup.h b/include/asm-avr32/setup.h index ea3070ff13a..ff5b7cf6be4 100644 --- a/include/asm-avr32/setup.h +++ b/include/asm-avr32/setup.h @@ -2,7 +2,7 @@ * Copyright (C) 2004-2006 Atmel Corporation * * Based on linux/include/asm-arm/setup.h - * Copyright (C) 1997-1999 Russel King + * Copyright (C) 1997-1999 Russell King * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as diff --git a/include/asm-frv/system.h b/include/asm-frv/system.h index d3a12a9079f..7742ec000cc 100644 --- a/include/asm-frv/system.h +++ b/include/asm-frv/system.h @@ -87,7 +87,7 @@ do { \ } while(0) #define irqs_disabled() \ - ({unsigned long flags; local_save_flags(flags); flags; }) + ({unsigned long flags; local_save_flags(flags); !!flags; }) #define local_irq_save(flags) \ do { \ diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h index 85fd0aa27a8..4ec0a296bde 100644 --- a/include/asm-generic/atomic.h +++ b/include/asm-generic/atomic.h @@ -2,7 +2,7 @@ #define _ASM_GENERIC_ATOMIC_H /* * Copyright (C) 2005 Silicon Graphics, Inc. - * Christoph Lameter <clameter@sgi.com> + * Christoph Lameter * * Allows to provide arch independent atomic definitions without the need to * edit all arch specific atomic.h files. diff --git a/include/asm-mips/atomic.h b/include/asm-mips/atomic.h index a798d6299a7..1232be3885b 100644 --- a/include/asm-mips/atomic.h +++ b/include/asm-mips/atomic.h @@ -283,10 +283,10 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v) " beqz %0, 2f \n" " subu %0, %1, %3 \n" " .set reorder \n" - "1: \n" " .subsection 2 \n" "2: b 1b \n" " .previous \n" + "1: \n" " .set mips0 \n" : "=&r" (result), "=&r" (temp), "=m" (v->counter) : "Ir" (i), "m" (v->counter) @@ -664,10 +664,10 @@ static __inline__ long atomic64_sub_if_positive(long i, atomic64_t * v) " beqz %0, 2f \n" " dsubu %0, %1, %3 \n" " .set reorder \n" - "1: \n" " .subsection 2 \n" "2: b 1b \n" " .previous \n" + "1: \n" " .set mips0 \n" : "=&r" (result), "=&r" (temp), "=m" (v->counter) : "Ir" (i), "m" (v->counter) diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h index 3171ac904b9..4fd76898975 100644 --- a/include/asm-powerpc/cputable.h +++ b/include/asm-powerpc/cputable.h @@ -186,6 +186,7 @@ extern void do_feature_fixups(unsigned long value, void *fixup_start, #define CPU_FTR_1T_SEGMENT LONG_ASM_CONST(0x0004000000000000) #define CPU_FTR_NO_SLBIE_B LONG_ASM_CONST(0x0008000000000000) #define CPU_FTR_VSX LONG_ASM_CONST(0x0010000000000000) +#define CPU_FTR_SAO LONG_ASM_CONST(0x0020000000000000) #ifndef __ASSEMBLY__ @@ -401,7 +402,7 @@ extern void do_feature_fixups(unsigned long value, void *fixup_start, CPU_FTR_MMCRA | CPU_FTR_SMT | \ CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \ CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \ - CPU_FTR_DSCR) + CPU_FTR_DSCR | CPU_FTR_SAO) #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \ CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \ CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \ diff --git a/include/asm-powerpc/dma-mapping.h b/include/asm-powerpc/dma-mapping.h index bbefb69bfb6..74c54978098 100644 --- a/include/asm-powerpc/dma-mapping.h +++ b/include/asm-powerpc/dma-mapping.h @@ -13,6 +13,7 @@ /* need struct page definitions */ #include <linux/mm.h> #include <linux/scatterlist.h> +#include <linux/dma-attrs.h> #include <asm/io.h> #define DMA_ERROR_CODE (~(dma_addr_t)0x0) @@ -44,6 +45,15 @@ extern void __dma_sync_page(struct page *page, unsigned long offset, #endif /* ! CONFIG_NOT_COHERENT_CACHE */ #ifdef CONFIG_PPC64 + +static inline unsigned long device_to_mask(struct device *dev) +{ + if (dev->dma_mask && *dev->dma_mask) + return *dev->dma_mask; + /* Assume devices without mask can take 32 bit addresses */ + return 0xfffffffful; +} + /* * DMA operations are abstracted for G5 vs. i/pSeries, PCI vs. VIO */ @@ -53,13 +63,17 @@ struct dma_mapping_ops { void (*free_coherent)(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle); dma_addr_t (*map_single)(struct device *dev, void *ptr, - size_t size, enum dma_data_direction direction); + size_t size, enum dma_data_direction direction, + struct dma_attrs *attrs); void (*unmap_single)(struct device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction direction); + size_t size, enum dma_data_direction direction, + struct dma_attrs *attrs); int (*map_sg)(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction direction); + int nents, enum dma_data_direction direction, + struct dma_attrs *attrs); void (*unmap_sg)(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction direction); + int nents, enum dma_data_direction direction, + struct dma_attrs *attrs); int (*dma_supported)(struct device *dev, u64 mask); int (*set_dma_mask)(struct device *dev, u64 dma_mask); }; @@ -109,6 +123,77 @@ static inline int dma_set_mask(struct device *dev, u64 dma_mask) return 0; } +static inline dma_addr_t dma_map_single_attrs(struct device *dev, + void *cpu_addr, + size_t size, + enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + return dma_ops->map_single(dev, cpu_addr, size, direction, attrs); +} + +static inline void dma_unmap_single_attrs(struct device *dev, + dma_addr_t dma_addr, + size_t size, + enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + dma_ops->unmap_single(dev, dma_addr, size, direction, attrs); +} + +static inline dma_addr_t dma_map_page_attrs(struct device *dev, + struct page *page, + unsigned long offset, size_t size, + enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + return dma_ops->map_single(dev, page_address(page) + offset, size, + direction, attrs); +} + +static inline void dma_unmap_page_attrs(struct device *dev, + dma_addr_t dma_address, + size_t size, + enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + dma_ops->unmap_single(dev, dma_address, size, direction, attrs); +} + +static inline int dma_map_sg_attrs(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + return dma_ops->map_sg(dev, sg, nents, direction, attrs); +} + +static inline void dma_unmap_sg_attrs(struct device *dev, + struct scatterlist *sg, + int nhwentries, + enum dma_data_direction direction, + struct dma_attrs *attrs) +{ + struct dma_mapping_ops *dma_ops = get_dma_ops(dev); + + BUG_ON(!dma_ops); + dma_ops->unmap_sg(dev, sg, nhwentries, direction, attrs); +} + static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { @@ -131,63 +216,43 @@ static inline dma_addr_t dma_map_single(struct device *dev, void *cpu_addr, size_t size, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - return dma_ops->map_single(dev, cpu_addr, size, direction); + return dma_map_single_attrs(dev, cpu_addr, size, direction, NULL); } static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - dma_ops->unmap_single(dev, dma_addr, size, direction); + dma_unmap_single_attrs(dev, dma_addr, size, direction, NULL); } static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - return dma_ops->map_single(dev, page_address(page) + offset, size, - direction); + return dma_map_page_attrs(dev, page, offset, size, direction, NULL); } static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - dma_ops->unmap_single(dev, dma_address, size, direction); + dma_unmap_page_attrs(dev, dma_address, size, direction, NULL); } static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - return dma_ops->map_sg(dev, sg, nents, direction); + return dma_map_sg_attrs(dev, sg, nents, direction, NULL); } static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, enum dma_data_direction direction) { - struct dma_mapping_ops *dma_ops = get_dma_ops(dev); - - BUG_ON(!dma_ops); - dma_ops->unmap_sg(dev, sg, nhwentries, direction); + dma_unmap_sg_attrs(dev, sg, nhwentries, direction, NULL); } - /* * Available generic sets of operations */ diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h index 852e15f51a1..51ecfef8d84 100644 --- a/include/asm-powerpc/iommu.h +++ b/include/asm-powerpc/iommu.h @@ -79,11 +79,13 @@ extern void iommu_free_table(struct iommu_table *tbl, const char *node_name); extern struct iommu_table *iommu_init_table(struct iommu_table * tbl, int nid); -extern int iommu_map_sg(struct device *dev, struct scatterlist *sglist, - int nelems, unsigned long mask, - enum dma_data_direction direction); +extern int iommu_map_sg(struct device *dev, struct iommu_table *tbl, + struct scatterlist *sglist, int nelems, + unsigned long mask, enum dma_data_direction direction, + struct dma_attrs *attrs); extern void iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, - int nelems, enum dma_data_direction direction); + int nelems, enum dma_data_direction direction, + struct dma_attrs *attrs); extern void *iommu_alloc_coherent(struct device *dev, struct iommu_table *tbl, size_t size, dma_addr_t *dma_handle, @@ -92,9 +94,11 @@ extern void iommu_free_coherent(struct iommu_table *tbl, size_t size, void *vaddr, dma_addr_t dma_handle); extern dma_addr_t iommu_map_single(struct device *dev, struct iommu_table *tbl, void *vaddr, size_t size, unsigned long mask, - enum dma_data_direction direction); + enum dma_data_direction direction, + struct dma_attrs *attrs); extern void iommu_unmap_single(struct iommu_table *tbl, dma_addr_t dma_handle, - size_t size, enum dma_data_direction direction); + size_t size, enum dma_data_direction direction, + struct dma_attrs *attrs); extern void iommu_init_early_pSeries(void); extern void iommu_init_early_iSeries(void); diff --git a/include/asm-powerpc/mman.h b/include/asm-powerpc/mman.h index 24cf664a829..f8a32e20ba0 100644 --- a/include/asm-powerpc/mman.h +++ b/include/asm-powerpc/mman.h @@ -1,7 +1,9 @@ #ifndef _ASM_POWERPC_MMAN_H #define _ASM_POWERPC_MMAN_H +#include <asm/cputable.h> #include <asm-generic/mman.h> +#include <linux/mm.h> /* * This program is free software; you can redistribute it and/or @@ -10,6 +12,8 @@ * 2 of the License, or (at your option) any later version. */ +#define PROT_SAO 0x10 /* Strong Access Ordering */ + #define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ #define MAP_NORESERVE 0x40 /* don't reserve swap pages */ #define MAP_LOCKED 0x80 @@ -24,4 +28,32 @@ #define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ #define MAP_NONBLOCK 0x10000 /* do not block on IO */ +#ifdef CONFIG_PPC64 +/* + * This file is included by linux/mman.h, so we can't use cacl_vm_prot_bits() + * here. How important is the optimization? + */ +static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot) +{ + return (prot & PROT_SAO) ? VM_SAO : 0; +} +#define arch_calc_vm_prot_bits(prot) arch_calc_vm_prot_bits(prot) + +static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags) +{ + return (vm_flags & VM_SAO) ? __pgprot(_PAGE_SAO) : 0; +} +#define arch_vm_get_page_prot(vm_flags) arch_vm_get_page_prot(vm_flags) + +static inline int arch_validate_prot(unsigned long prot) +{ + if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM | PROT_SAO)) + return 0; + if ((prot & PROT_SAO) && !cpu_has_feature(CPU_FTR_SAO)) + return 0; + return 1; +} +#define arch_validate_prot(prot) arch_validate_prot(prot) + +#endif /* CONFIG_PPC64 */ #endif /* _ASM_POWERPC_MMAN_H */ diff --git a/include/asm-powerpc/pgtable-ppc32.h b/include/asm-powerpc/pgtable-ppc32.h index e1d2bb57f1d..11eede4a290 100644 --- a/include/asm-powerpc/pgtable-ppc32.h +++ b/include/asm-powerpc/pgtable-ppc32.h @@ -182,6 +182,9 @@ extern int icache_44x_need_flush; #define _PMD_SIZE_16M 0x0e0 #define PMD_PAGE_SIZE(pmdval) (1024 << (((pmdval) & _PMD_SIZE) >> 4)) +/* Until my rework is finished, 40x still needs atomic PTE updates */ +#define PTE_ATOMIC_UPDATES 1 + #elif defined(CONFIG_44x) /* * Definitions for PPC440 @@ -253,17 +256,17 @@ extern int icache_44x_need_flush; */ #define _PAGE_PRESENT 0x00000001 /* S: PTE valid */ -#define _PAGE_RW 0x00000002 /* S: Write permission */ +#define _PAGE_RW 0x00000002 /* S: Write permission */ #define _PAGE_FILE 0x00000004 /* S: nonlinear file mapping */ +#define _PAGE_HWEXEC 0x00000004 /* H: Execute permission */ #define _PAGE_ACCESSED 0x00000008 /* S: Page referenced */ -#define _PAGE_HWWRITE 0x00000010 /* H: Dirty & RW */ -#define _PAGE_HWEXEC 0x00000020 /* H: Execute permission */ -#define _PAGE_USER 0x00000040 /* S: User page */ -#define _PAGE_ENDIAN 0x00000080 /* H: E bit */ -#define _PAGE_GUARDED 0x00000100 /* H: G bit */ -#define _PAGE_DIRTY 0x00000200 /* S: Page dirty */ -#define _PAGE_NO_CACHE 0x00000400 /* H: I bit */ -#define _PAGE_WRITETHRU 0x00000800 /* H: W bit */ +#define _PAGE_DIRTY 0x00000010 /* S: Page dirty */ +#define _PAGE_USER 0x00000040 /* S: User page */ +#define _PAGE_ENDIAN 0x00000080 /* H: E bit */ +#define _PAGE_GUARDED 0x00000100 /* H: G bit */ +#define _PAGE_COHERENT 0x00000200 /* H: M bit */ +#define _PAGE_NO_CACHE 0x00000400 /* H: I bit */ +#define _PAGE_WRITETHRU 0x00000800 /* H: W bit */ /* TODO: Add large page lowmem mapping support */ #define _PMD_PRESENT 0 @@ -273,6 +276,7 @@ extern int icache_44x_need_flush; /* ERPN in a PTE never gets cleared, ignore it */ #define _PTE_NONE_MASK 0xffffffff00000000ULL + #elif defined(CONFIG_FSL_BOOKE) /* MMU Assist Register 3: @@ -315,6 +319,9 @@ extern int icache_44x_need_flush; #define _PMD_PRESENT_MASK (PAGE_MASK) #define _PMD_BAD (~PAGE_MASK) +/* Until my rework is finished, FSL BookE still needs atomic PTE updates */ +#define PTE_ATOMIC_UPDATES 1 + #elif defined(CONFIG_8xx) /* Definitions for 8xx embedded chips. */ #define _PAGE_PRESENT 0x0001 /* Page is valid */ @@ -345,6 +352,9 @@ extern int icache_44x_need_flush; #define _PTE_NONE_MASK _PAGE_ACCESSED +/* Until my rework is finished, 8xx still needs atomic PTE updates */ +#define PTE_ATOMIC_UPDATES 1 + #else /* CONFIG_6xx */ /* Definitions for 60x, 740/750, etc. */ #define _PAGE_PRESENT 0x001 /* software: pte contains a translation */ @@ -365,6 +375,10 @@ extern int icache_44x_need_flush; #define _PMD_PRESENT 0 #define _PMD_PRESENT_MASK (PAGE_MASK) #define _PMD_BAD (~PAGE_MASK) + +/* Hash table based platforms need atomic updates of the linux PTE */ +#define PTE_ATOMIC_UPDATES 1 + #endif /* @@ -557,9 +571,11 @@ extern void add_hash_page(unsigned context, unsigned long va, * low PTE word since we expect ALL flag bits to be there */ #ifndef CONFIG_PTE_64BIT -static inline unsigned long pte_update(pte_t *p, unsigned long clr, +static inline unsigned long pte_update(pte_t *p, + unsigned long clr, unsigned long set) { +#ifdef PTE_ATOMIC_UPDATES unsigned long old, tmp; __asm__ __volatile__("\ @@ -572,16 +588,26 @@ static inline unsigned long pte_update(pte_t *p, unsigned long clr, : "=&r" (old), "=&r" (tmp), "=m" (*p) : "r" (p), "r" (clr), "r" (set), "m" (*p) : "cc" ); +#else /* PTE_ATOMIC_UPDATES */ + unsigned long old = pte_val(*p); + *p = __pte((old & ~clr) | set); +#endif /* !PTE_ATOMIC_UPDATES */ + #ifdef CONFIG_44x if ((old & _PAGE_USER) && (old & _PAGE_HWEXEC)) icache_44x_need_flush = 1; #endif return old; } -#else -static inline unsigned long long pte_update(pte_t *p, unsigned long clr, - unsigned long set) +#else /* CONFIG_PTE_64BIT */ +/* TODO: Change that to only modify the low word and move set_pte_at() + * out of line + */ +static inline unsigned long long pte_update(pte_t *p, + unsigned long clr, + unsigned long set) { +#ifdef PTE_ATOMIC_UPDATES unsigned long long old; unsigned long tmp; @@ -596,13 +622,18 @@ static inline unsigned long long pte_update(pte_t *p, unsigned long clr, : "=&r" (old), "=&r" (tmp), "=m" (*p) : "r" (p), "r" ((unsigned long)(p) + 4), "r" (clr), "r" (set), "m" (*p) : "cc" ); +#else /* PTE_ATOMIC_UPDATES */ + unsigned long long old = pte_val(*p); + *p = __pte((old & ~clr) | set); +#endif /* !PTE_ATOMIC_UPDATES */ + #ifdef CONFIG_44x if ((old & _PAGE_USER) && (old & _PAGE_HWEXEC)) icache_44x_need_flush = 1; #endif return old; } -#endif +#endif /* CONFIG_PTE_64BIT */ /* * set_pte stores a linux PTE into the linux page table. @@ -671,7 +702,7 @@ static inline void __ptep_set_access_flags(pte_t *ptep, pte_t entry, int dirty) ({ \ int __changed = !pte_same(*(__ptep), __entry); \ if (__changed) { \ - __ptep_set_access_flags(__ptep, __entry, __dirty); \ + __ptep_set_access_flags(__ptep, __entry, __dirty); \ flush_tlb_page_nohash(__vma, __address); \ } \ __changed; \ diff --git a/include/asm-powerpc/pgtable-ppc64.h b/include/asm-powerpc/pgtable-ppc64.h index b2754d46be4..ab98a9c80b2 100644 --- a/include/asm-powerpc/pgtable-ppc64.h +++ b/include/asm-powerpc/pgtable-ppc64.h @@ -93,6 +93,9 @@ #define _PAGE_RW 0x0200 /* software: user write access allowed */ #define _PAGE_BUSY 0x0800 /* software: PTE & hash are busy */ +/* Strong Access Ordering */ +#define _PAGE_SAO (_PAGE_WRITETHRU | _PAGE_NO_CACHE | _PAGE_COHERENT) + #define _PAGE_BASE (_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_COHERENT) #define _PAGE_WRENABLE (_PAGE_RW | _PAGE_DIRTY) @@ -312,13 +315,14 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, return; old = pte_update(mm, addr, ptep, _PAGE_RW, 0); } + static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { unsigned long old; - if ((pte_val(*ptep) & _PAGE_RW) == 0) - return; + if ((pte_val(*ptep) & _PAGE_RW) == 0) + return; old = pte_update(mm, addr, ptep, _PAGE_RW, 1); } diff --git a/include/asm-powerpc/processor.h b/include/asm-powerpc/processor.h index 061cd17ba83..101ed87f7d8 100644 --- a/include/asm-powerpc/processor.h +++ b/include/asm-powerpc/processor.h @@ -234,6 +234,8 @@ struct thread_struct { #define thread_saved_pc(tsk) \ ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0) +#define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.regs) + unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0) diff --git a/include/asm-powerpc/spu.h b/include/asm-powerpc/spu.h index 99348c1f4ca..8b2eb044270 100644 --- a/include/asm-powerpc/spu.h +++ b/include/asm-powerpc/spu.h @@ -191,6 +191,7 @@ struct cbe_spu_info { struct list_head spus; int n_spus; int nr_active; + atomic_t busy_spus; atomic_t reserved_spus; }; diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h index c7f4f8e3e29..bd0ea191dfa 100644 --- a/include/asm-s390/pgtable.h +++ b/include/asm-s390/pgtable.h @@ -223,6 +223,9 @@ extern char empty_zero_page[PAGE_SIZE]; #define _PAGE_SPECIAL 0x004 /* SW associated with special page */ #define __HAVE_ARCH_PTE_SPECIAL +/* Set of bits not changed in pte_modify */ +#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_SPECIAL) + /* Six different types of pages. */ #define _PAGE_TYPE_EMPTY 0x400 #define _PAGE_TYPE_NONE 0x401 @@ -681,7 +684,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt */ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { - pte_val(pte) &= PAGE_MASK; + pte_val(pte) &= _PAGE_CHG_MASK; pte_val(pte) |= pgprot_val(newprot); return pte; } diff --git a/include/asm-x86/desc.h b/include/asm-x86/desc.h index 268a012bcd7..28bddbcb38b 100644 --- a/include/asm-x86/desc.h +++ b/include/asm-x86/desc.h @@ -192,8 +192,8 @@ static inline void native_set_ldt(const void *addr, unsigned int entries) unsigned cpu = smp_processor_id(); ldt_desc ldt; - set_tssldt_descriptor(&ldt, (unsigned long)addr, - DESC_LDT, entries * sizeof(ldt) - 1); + set_tssldt_descriptor(&ldt, (unsigned long)addr, DESC_LDT, + entries * LDT_ENTRY_SIZE - 1); write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_LDT, &ldt, DESC_LDT); asm volatile("lldt %w0"::"q" (GDT_ENTRY_LDT*8)); diff --git a/include/asm-x86/kvm_para.h b/include/asm-x86/kvm_para.h index bfd9900742b..76f392146da 100644 --- a/include/asm-x86/kvm_para.h +++ b/include/asm-x86/kvm_para.h @@ -71,7 +71,8 @@ static inline long kvm_hypercall0(unsigned int nr) long ret; asm volatile(KVM_HYPERCALL : "=a"(ret) - : "a"(nr)); + : "a"(nr) + : "memory"); return ret; } @@ -80,7 +81,8 @@ static inline long kvm_hypercall1(unsigned int nr, unsigned long p1) long ret; asm volatile(KVM_HYPERCALL : "=a"(ret) - : "a"(nr), "b"(p1)); + : "a"(nr), "b"(p1) + : "memory"); return ret; } @@ -90,7 +92,8 @@ static inline long kvm_hypercall2(unsigned int nr, unsigned long p1, long ret; asm volatile(KVM_HYPERCALL : "=a"(ret) - : "a"(nr), "b"(p1), "c"(p2)); + : "a"(nr), "b"(p1), "c"(p2) + : "memory"); return ret; } @@ -100,7 +103,8 @@ static inline long kvm_hypercall3(unsigned int nr, unsigned long p1, long ret; asm volatile(KVM_HYPERCALL : "=a"(ret) - : "a"(nr), "b"(p1), "c"(p2), "d"(p3)); + : "a"(nr), "b"(p1), "c"(p2), "d"(p3) + : "memory"); return ret; } @@ -111,7 +115,8 @@ static inline long kvm_hypercall4(unsigned int nr, unsigned long p1, long ret; asm volatile(KVM_HYPERCALL : "=a"(ret) - : "a"(nr), "b"(p1), "c"(p2), "d"(p3), "S"(p4)); + : "a"(nr), "b"(p1), "c"(p2), "d"(p3), "S"(p4) + : "memory"); return ret; } diff --git a/include/asm-x86/msr.h b/include/asm-x86/msr.h index 3707650a169..2b5f2c91db2 100644 --- a/include/asm-x86/msr.h +++ b/include/asm-x86/msr.h @@ -18,7 +18,7 @@ static inline unsigned long long native_read_tscp(unsigned int *aux) unsigned long low, high; asm volatile(".byte 0x0f,0x01,0xf9" : "=a" (low), "=d" (high), "=c" (*aux)); - return low | ((u64)high >> 32); + return low | ((u64)high << 32); } /* diff --git a/include/linux/capability.h b/include/linux/capability.h index fa830f8de03..02673846d20 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -501,6 +501,8 @@ extern const kernel_cap_t __cap_empty_set; extern const kernel_cap_t __cap_full_set; extern const kernel_cap_t __cap_init_eff_set; +kernel_cap_t cap_set_effective(const kernel_cap_t pE_new); + int capable(int cap); int __capable(struct task_struct *t, int cap); diff --git a/include/linux/cfag12864b.h b/include/linux/cfag12864b.h index 1605dd8aa64..6f9f19d6659 100644 --- a/include/linux/cfag12864b.h +++ b/include/linux/cfag12864b.h @@ -4,7 +4,7 @@ * Description: cfag12864b LCD driver header * License: GPLv2 * - * Author: Copyright (C) Miguel Ojeda Sandonis <maxextreme@gmail.com> + * Author: Copyright (C) Miguel Ojeda Sandonis * Date: 2006-10-12 * * This program is free software; you can redistribute it and/or modify diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 5df3db58fcc..c24875bd9c5 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -353,6 +353,10 @@ static inline void __cpus_fold(cpumask_t *dstp, const cpumask_t *origp, for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask) #endif /* NR_CPUS */ +#define next_cpu_nr(n, src) next_cpu(n, src) +#define cpus_weight_nr(cpumask) cpus_weight(cpumask) +#define for_each_cpu_mask_nr(cpu, mask) for_each_cpu_mask(cpu, mask) + /* * The following particular system cpumasks and operations manage * possible, present and online cpus. Each of them is a fixed size diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h index f4a5871767f..4aaa4afb1cb 100644 --- a/include/linux/debug_locks.h +++ b/include/linux/debug_locks.h @@ -1,6 +1,8 @@ #ifndef __LINUX_DEBUG_LOCKING_H #define __LINUX_DEBUG_LOCKING_H +#include <linux/kernel.h> + struct task_struct; extern int debug_locks; @@ -11,14 +13,6 @@ extern int debug_locks_silent; */ extern int debug_locks_off(void); -/* - * In the debug case we carry the caller's instruction pointer into - * other functions, but we dont want the function argument overhead - * in the nondebug case - hence these macros: - */ -#define _RET_IP_ (unsigned long)__builtin_return_address(0) -#define _THIS_IP_ ({ __label__ __here; __here: (unsigned long)&&__here; }) - #define DEBUG_LOCKS_WARN_ON(c) \ ({ \ int __ret = 0; \ diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 4d10c7328d2..6c7eff2ebad 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -13,7 +13,7 @@ struct firmware { struct device; -#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) +#if defined(CONFIG_FW_LOADER) || (defined(CONFIG_FW_LOADER_MODULE) && defined(MODULE)) int request_firmware(const struct firmware **fw, const char *name, struct device *device); int request_firmware_nowait( diff --git a/include/linux/fs.h b/include/linux/fs.h index 7c108082683..d8e2762ed14 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -83,6 +83,7 @@ extern int dir_notify_enable; #define READ_SYNC (READ | (1 << BIO_RW_SYNC)) #define READ_META (READ | (1 << BIO_RW_META)) #define WRITE_SYNC (WRITE | (1 << BIO_RW_SYNC)) +#define SWRITE_SYNC (SWRITE | (1 << BIO_RW_SYNC)) #define WRITE_BARRIER ((1 << BIO_RW) | (1 << BIO_RW_BARRIER)) #define SEL_IN 1 diff --git a/include/linux/i2c.h b/include/linux/i2c.h index fb9af6a0fe9..8dc73013219 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -171,7 +171,7 @@ struct i2c_client { struct i2c_adapter *adapter; /* the adapter we sit on */ struct i2c_driver *driver; /* and our access routines */ struct device dev; /* the device structure */ - int irq; /* irq issued by device (or -1) */ + int irq; /* irq issued by device */ struct list_head list; /* DEPRECATED */ struct completion released; }; diff --git a/include/linux/ide.h b/include/linux/ide.h index 9918772bf27..eddb6daadf4 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -189,6 +189,21 @@ static inline void ide_std_init_ports(hw_regs_t *hw, hw->io_ports.ctl_addr = ctl_addr; } +/* for IDE PCI controllers in legacy mode, temporary */ +static inline int __ide_default_irq(unsigned long base) +{ + switch (base) { +#ifdef CONFIG_IA64 + case 0x1f0: return isa_irq_to_vector(14); + case 0x170: return isa_irq_to_vector(15); +#else + case 0x1f0: return 14; + case 0x170: return 15; +#endif + } + return 0; +} + #include <asm/ide.h> #if !defined(MAX_HWIFS) || defined(CONFIG_EMBEDDED) diff --git a/include/linux/inet_lro.h b/include/linux/inet_lro.h index 80335b7d77c..c4335faebb6 100644 --- a/include/linux/inet_lro.h +++ b/include/linux/inet_lro.h @@ -84,7 +84,11 @@ struct net_lro_mgr { from received packets and eth protocol is still ETH_P_8021Q */ - u32 ip_summed; /* Set in non generated SKBs in page mode */ + /* + * Set for generated SKBs that are not added to + * the frag list in fragmented mode + */ + u32 ip_summed; u32 ip_summed_aggr; /* Set in aggregated SKBs: CHECKSUM_UNNECESSARY * or CHECKSUM_NONE */ diff --git a/include/linux/input.h b/include/linux/input.h index e075c4b762f..d150c57e5f0 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -534,8 +534,8 @@ struct input_absinfo { #define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ #define KEY_FRAMEFORWARD 0x1b5 - #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ +#define KEY_MEDIA_REPEAT 0x1b7 /* Consumer - transport control */ #define KEY_DEL_EOL 0x1c0 #define KEY_DEL_EOS 0x1c1 diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 792bf0aa779..2e70006c7fa 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -46,6 +46,9 @@ extern const char linux_proc_banner[]; #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) +#define _RET_IP_ (unsigned long)__builtin_return_address(0) +#define _THIS_IP_ ({ __label__ __here; __here: (unsigned long)&&__here; }) + #ifdef CONFIG_LBD # include <asm/div64.h> # define sector_div(a, b) do_div(a, b) diff --git a/include/linux/ks0108.h b/include/linux/ks0108.h index a2c54acceb4..cb311798e0b 100644 --- a/include/linux/ks0108.h +++ b/include/linux/ks0108.h @@ -4,7 +4,7 @@ * Description: ks0108 LCD Controller driver header * License: GPLv2 * - * Author: Copyright (C) Miguel Ojeda Sandonis <maxextreme@gmail.com> + * Author: Copyright (C) Miguel Ojeda Sandonis * Date: 2006-10-31 * * This program is free software; you can redistribute it and/or modify diff --git a/include/linux/mm.h b/include/linux/mm.h index 586a943cab0..689184446fc 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -108,6 +108,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_CAN_NONLINEAR 0x08000000 /* Has ->fault & does nonlinear pages */ #define VM_MIXEDMAP 0x10000000 /* Can contain "struct page" and pure PFN pages */ +#define VM_SAO 0x20000000 /* Strong Access Ordering (powerpc) */ #ifndef VM_STACK_DEFAULT_FLAGS /* arch can override this */ #define VM_STACK_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS diff --git a/include/linux/mman.h b/include/linux/mman.h index dab8892e6ff..30d1073bac3 100644 --- a/include/linux/mman.h +++ b/include/linux/mman.h @@ -34,6 +34,32 @@ static inline void vm_unacct_memory(long pages) } /* + * Allow architectures to handle additional protection bits + */ + +#ifndef arch_calc_vm_prot_bits +#define arch_calc_vm_prot_bits(prot) 0 +#endif + +#ifndef arch_vm_get_page_prot +#define arch_vm_get_page_prot(vm_flags) __pgprot(0) +#endif + +#ifndef arch_validate_prot +/* + * This is called from mprotect(). PROT_GROWSDOWN and PROT_GROWSUP have + * already been masked out. + * + * Returns true if the prot flags are valid + */ +static inline int arch_validate_prot(unsigned long prot) +{ + return (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM)) == 0; +} +#define arch_validate_prot arch_validate_prot +#endif + +/* * Optimisation macro. It is equivalent to: * (x & bit1) ? bit2 : 0 * but this version is faster. @@ -51,7 +77,8 @@ calc_vm_prot_bits(unsigned long prot) { return _calc_vm_trans(prot, PROT_READ, VM_READ ) | _calc_vm_trans(prot, PROT_WRITE, VM_WRITE) | - _calc_vm_trans(prot, PROT_EXEC, VM_EXEC ); + _calc_vm_trans(prot, PROT_EXEC, VM_EXEC) | + arch_calc_vm_prot_bits(prot); } /* diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index f27fd200933..25f87102ab6 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -88,6 +88,8 @@ struct wireless_dev; #define NETDEV_TX_BUSY 1 /* driver tx path was busy*/ #define NETDEV_TX_LOCKED -1 /* driver tx lock was already taken */ +#ifdef __KERNEL__ + /* * Compute the worst case header length according to the protocols * used. @@ -114,6 +116,8 @@ struct wireless_dev; #define MAX_HEADER (LL_MAX_HEADER + 48) #endif +#endif /* __KERNEL__ */ + struct net_device_subqueue { /* Give a control state for each queue. This struct may contain diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index eafc9d6d2b3..1cf4084b51e 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1520,6 +1520,7 @@ #define PCI_DEVICE_ID_MARVELL_GT64260 0x6430 #define PCI_DEVICE_ID_MARVELL_MV64360 0x6460 #define PCI_DEVICE_ID_MARVELL_MV64460 0x6480 +#define PCI_DEVICE_ID_MARVELL_CAFE_SD 0x4101 #define PCI_VENDOR_ID_V3 0x11b0 #define PCI_DEVICE_ID_V3_V960 0x0001 @@ -2170,6 +2171,8 @@ #define PCI_DEVICE_ID_MPC8544 0x0033 #define PCI_DEVICE_ID_MPC8572E 0x0040 #define PCI_DEVICE_ID_MPC8572 0x0041 +#define PCI_DEVICE_ID_MPC8536E 0x0050 +#define PCI_DEVICE_ID_MPC8536 0x0051 #define PCI_DEVICE_ID_MPC8641 0x7010 #define PCI_DEVICE_ID_MPC8641D 0x7011 #define PCI_DEVICE_ID_MPC8610 0x7018 diff --git a/include/linux/rculist.h b/include/linux/rculist.h new file mode 100644 index 00000000000..bde4586f438 --- /dev/null +++ b/include/linux/rculist.h @@ -0,0 +1,6 @@ +#ifndef _LINUX_RCULIST_H +#define _LINUX_RCULIST_H + +#include <linux/list.h> + +#endif /* _LINUX_RCULIST_H */ diff --git a/include/linux/securebits.h b/include/linux/securebits.h index c1f19dbceb0..92f09bdf117 100644 --- a/include/linux/securebits.h +++ b/include/linux/securebits.h @@ -7,14 +7,15 @@ inheritance of root-permissions and suid-root executable under compatibility mode. We raise the effective and inheritable bitmasks *of the executable file* if the effective uid of the new process is - 0. If the real uid is 0, we raise the inheritable bitmask of the + 0. If the real uid is 0, we raise the effective (legacy) bit of the executable file. */ #define SECURE_NOROOT 0 #define SECURE_NOROOT_LOCKED 1 /* make bit-0 immutable */ -/* When set, setuid to/from uid 0 does not trigger capability-"fixes" - to be compatible with old programs relying on set*uid to loose - privileges. When unset, setuid doesn't change privileges. */ +/* When set, setuid to/from uid 0 does not trigger capability-"fixup". + When unset, to provide compatiblility with old programs relying on + set*uid to gain/lose privilege, transitions to/from uid 0 cause + capabilities to be gained/lost. */ #define SECURE_NO_SETUID_FIXUP 2 #define SECURE_NO_SETUID_FIXUP_LOCKED 3 /* make bit-2 immutable */ @@ -26,10 +27,10 @@ #define SECURE_KEEP_CAPS 4 #define SECURE_KEEP_CAPS_LOCKED 5 /* make bit-4 immutable */ -/* Each securesetting is implemented using two bits. One bit specify +/* Each securesetting is implemented using two bits. One bit specifies whether the setting is on or off. The other bit specify whether the - setting is fixed or not. A setting which is fixed cannot be changed - from user-level. */ + setting is locked or not. A setting which is locked cannot be + changed from user-level. */ #define issecure_mask(X) (1 << (X)) #define issecure(X) (issecure_mask(X) & current->securebits) diff --git a/include/linux/slab.h b/include/linux/slab.h index c2ad3501659..9aa90a6f20e 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -1,7 +1,7 @@ /* * Written by Mark Hemment, 1996 (markhe@nextd.demon.co.uk). * - * (C) SGI 2006, Christoph Lameter <clameter@sgi.com> + * (C) SGI 2006, Christoph Lameter * Cleaned up and restructured to ease the addition of alternative * implementations of SLAB allocators. */ diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 71e43a12ebb..d117ea2825a 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -4,7 +4,7 @@ /* * SLUB : A Slab allocator without object queues. * - * (C) 2007 SGI, Christoph Lameter <clameter@sgi.com> + * (C) 2007 SGI, Christoph Lameter */ #include <linux/types.h> #include <linux/gfp.h> @@ -137,10 +137,12 @@ static __always_inline int kmalloc_index(size_t size) if (size <= KMALLOC_MIN_SIZE) return KMALLOC_SHIFT_LOW; +#if KMALLOC_MIN_SIZE <= 64 if (size > 64 && size <= 96) return 1; if (size > 128 && size <= 192) return 2; +#endif if (size <= 8) return 3; if (size <= 16) return 4; if (size <= 32) return 5; diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h index 2ca6bae8872..fb0c215a305 100644 --- a/include/linux/xfrm.h +++ b/include/linux/xfrm.h @@ -339,6 +339,7 @@ struct xfrm_usersa_info { #define XFRM_STATE_NOPMTUDISC 4 #define XFRM_STATE_WILDRECV 8 #define XFRM_STATE_ICMP 16 +#define XFRM_STATE_AF_UNSPEC 32 }; struct xfrm_usersa_id { diff --git a/include/net/mac80211.h b/include/net/mac80211.h index dae3f9ec115..bcd1623245c 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -595,6 +595,15 @@ enum ieee80211_key_alg { ALG_CCMP, }; +/** + * enum ieee80211_key_len - key length + * @WEP40: WEP 5 byte long key + * @WEP104: WEP 13 byte long key + */ +enum ieee80211_key_len { + LEN_WEP40 = 5, + LEN_WEP104 = 13, +}; /** * enum ieee80211_key_flags - key flags diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index ab502ec1c61..a87fc0312ed 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -178,7 +178,7 @@ extern struct Qdisc *qdisc_alloc(struct net_device *dev, struct Qdisc_ops *ops); extern struct Qdisc *qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops, u32 parentid); extern void tcf_destroy(struct tcf_proto *tp); -extern void tcf_destroy_chain(struct tcf_proto *fl); +extern void tcf_destroy_chain(struct tcf_proto **fl); static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff_head *list) |