diff options
Diffstat (limited to 'include')
26 files changed, 251 insertions, 67 deletions
diff --git a/include/asm-i386/pgtable-2level.h b/include/asm-i386/pgtable-2level.h index 27bde973abc7..2756d4b04c27 100644 --- a/include/asm-i386/pgtable-2level.h +++ b/include/asm-i386/pgtable-2level.h @@ -18,6 +18,9 @@ #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval) #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval)) +#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) +#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) + #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0)) #define pte_same(a, b) ((a).pte_low == (b).pte_low) #define pte_page(x) pfn_to_page(pte_pfn(x)) diff --git a/include/asm-i386/pgtable-3level.h b/include/asm-i386/pgtable-3level.h index 36a5aa63cbbf..dccb1b3337ad 100644 --- a/include/asm-i386/pgtable-3level.h +++ b/include/asm-i386/pgtable-3level.h @@ -85,6 +85,26 @@ static inline void pud_clear (pud_t * pud) { } #define pmd_offset(pud, address) ((pmd_t *) pud_page(*(pud)) + \ pmd_index(address)) +/* + * For PTEs and PDEs, we must clear the P-bit first when clearing a page table + * entry, so clear the bottom half first and enforce ordering with a compiler + * barrier. + */ +static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +{ + ptep->pte_low = 0; + smp_wmb(); + ptep->pte_high = 0; +} + +static inline void pmd_clear(pmd_t *pmd) +{ + u32 *tmp = (u32 *)pmd; + *tmp = 0; + smp_wmb(); + *(tmp + 1) = 0; +} + static inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { pte_t res; diff --git a/include/asm-i386/pgtable.h b/include/asm-i386/pgtable.h index 248bd80a69c5..09697fec3d2b 100644 --- a/include/asm-i386/pgtable.h +++ b/include/asm-i386/pgtable.h @@ -203,12 +203,10 @@ extern unsigned long long __PAGE_KERNEL, __PAGE_KERNEL_EXEC; extern unsigned long pg0[]; #define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) -#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) /* To avoid harmful races, pmd_none(x) should check only the lower when PAE */ #define pmd_none(x) (!(unsigned long)pmd_val(x)) #define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT) -#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) #define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) @@ -267,7 +265,7 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long pte_t pte; if (full) { pte = *ptep; - *ptep = __pte(0); + pte_clear(mm, addr, ptep); } else { pte = ptep_get_and_clear(mm, addr, ptep); } diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h index d81d6cfc1bb4..eb4b152c82fc 100644 --- a/include/asm-i386/unistd.h +++ b/include/asm-i386/unistd.h @@ -321,8 +321,9 @@ #define __NR_splice 313 #define __NR_sync_file_range 314 #define __NR_tee 315 +#define __NR_vmsplice 316 -#define NR_syscalls 316 +#define NR_syscalls 317 /* * user-visible error numbers are in the range -1 - -128: see diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h index d734585a23cf..09a5dd0e44a8 100644 --- a/include/asm-ia64/acpi.h +++ b/include/asm-ia64/acpi.h @@ -110,9 +110,8 @@ extern void prefill_possible_map(void); extern int additional_cpus; #ifdef CONFIG_ACPI_NUMA -/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/ -#ifdef CONFIG_IA64_NR_NODES -#define MAX_PXM_DOMAINS CONFIG_IA64_NR_NODES +#if MAX_NUMNODES > 256 +#define MAX_PXM_DOMAINS MAX_NUMNODES #else #define MAX_PXM_DOMAINS (256) #endif diff --git a/include/asm-ia64/machvec.h b/include/asm-ia64/machvec.h index 96d46dbfde47..0df72a134c8b 100644 --- a/include/asm-ia64/machvec.h +++ b/include/asm-ia64/machvec.h @@ -346,9 +346,11 @@ extern ia64_mv_dma_supported swiotlb_dma_supported; #endif #ifndef platform_pci_legacy_read # define platform_pci_legacy_read ia64_pci_legacy_read +extern int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size); #endif #ifndef platform_pci_legacy_write # define platform_pci_legacy_write ia64_pci_legacy_write +extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size); #endif #ifndef platform_inb # define platform_inb __ia64_inb diff --git a/include/asm-ia64/sn/sn2/sn_hwperf.h b/include/asm-ia64/sn/sn2/sn_hwperf.h index 291ef3d69da2..e61ebac38cdd 100644 --- a/include/asm-ia64/sn/sn2/sn_hwperf.h +++ b/include/asm-ia64/sn/sn2/sn_hwperf.h @@ -45,8 +45,12 @@ struct sn_hwperf_object_info { #define SN_HWPERF_IS_NODE(x) ((x) && strstr((x)->name, "SHub")) #define SN_HWPERF_IS_NODE_SHUB2(x) ((x) && strstr((x)->name, "SHub 2.")) #define SN_HWPERF_IS_IONODE(x) ((x) && strstr((x)->name, "TIO")) -#define SN_HWPERF_IS_ROUTER(x) ((x) && strstr((x)->name, "Router")) #define SN_HWPERF_IS_NL3ROUTER(x) ((x) && strstr((x)->name, "NL3Router")) +#define SN_HWPERF_IS_NL4ROUTER(x) ((x) && strstr((x)->name, "NL4Router")) +#define SN_HWPERF_IS_OLDROUTER(x) ((x) && strstr((x)->name, "Router")) +#define SN_HWPERF_IS_ROUTER(x) (SN_HWPERF_IS_NL3ROUTER(x) || \ + SN_HWPERF_IS_NL4ROUTER(x) || \ + SN_HWPERF_IS_OLDROUTER(x)) #define SN_HWPERF_FOREIGN(x) ((x) && !(x)->sn_hwp_this_part && !(x)->sn_hwp_is_shared) #define SN_HWPERF_SAME_OBJTYPE(x,y) ((SN_HWPERF_IS_NODE(x) && SN_HWPERF_IS_NODE(y)) ||\ (SN_HWPERF_IS_IONODE(x) && SN_HWPERF_IS_IONODE(y)) ||\ diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h index 8664c88a1ff5..8c865e43f609 100644 --- a/include/asm-ia64/sn/sn_sal.h +++ b/include/asm-ia64/sn/sn_sal.h @@ -8,7 +8,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (c) 2000-2005 Silicon Graphics, Inc. All rights reserved. + * Copyright (c) 2000-2006 Silicon Graphics, Inc. All rights reserved. */ @@ -84,6 +84,7 @@ #define SN_SAL_GET_PROM_FEATURE_SET 0x02000065 #define SN_SAL_SET_OS_FEATURE_SET 0x02000066 +#define SN_SAL_INJECT_ERROR 0x02000067 /* * Service-specific constants @@ -704,10 +705,8 @@ static inline int sn_change_memprotect(u64 paddr, u64 len, u64 perms, u64 *nasid_array) { struct ia64_sal_retval ret_stuff; - int cnodeid; unsigned long irq_flags; - cnodeid = nasid_to_cnodeid(get_node_number(paddr)); local_irq_save(irq_flags); ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_MEMPROTECT, paddr, len, (u64)nasid_array, perms, 0, 0, 0); @@ -1139,4 +1138,16 @@ ia64_sn_set_os_feature(int feature) return rv.status; } +static inline int +sn_inject_error(u64 paddr, u64 *data, u64 *ecc) +{ + struct ia64_sal_retval ret_stuff; + unsigned long irq_flags; + + local_irq_save(irq_flags); + ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data, + (u64)ecc, 0, 0, 0, 0); + local_irq_restore(irq_flags); + return ret_stuff.status; +} #endif /* _ASM_IA64_SN_SN_SAL_H */ diff --git a/include/asm-ia64/thread_info.h b/include/asm-ia64/thread_info.h index 56394a2c7055..e5392c4d30c6 100644 --- a/include/asm-ia64/thread_info.h +++ b/include/asm-ia64/thread_info.h @@ -67,7 +67,7 @@ struct thread_info { #define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET) #define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR -#define alloc_task_struct() ((task_t *)__get_free_pages(GFP_KERNEL, KERNEL_STACK_SIZE_ORDER)) +#define alloc_task_struct() ((task_t *)__get_free_pages(GFP_KERNEL | __GFP_COMP, KERNEL_STACK_SIZE_ORDER)) #define free_task_struct(tsk) free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER) #endif /* !__ASSEMBLY */ diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h index 3ee19dfa46df..616b5ed2aa72 100644 --- a/include/asm-ia64/topology.h +++ b/include/asm-ia64/topology.h @@ -23,6 +23,11 @@ #define PENALTY_FOR_NODE_WITH_CPUS 255 /* + * Distance above which we begin to use zone reclaim + */ +#define RECLAIM_DISTANCE 15 + +/* * Returns the number of the node containing CPU 'cpu' */ #define cpu_to_node(cpu) (int)(cpu_to_node_map[cpu]) diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h index 395e6b2998f2..632f2eedf72c 100644 --- a/include/asm-ia64/unistd.h +++ b/include/asm-ia64/unistd.h @@ -290,11 +290,12 @@ #define __NR_get_robust_list 1299 #define __NR_sync_file_range 1300 #define __NR_tee 1301 +#define __NR_vmsplice 1302 #ifdef __KERNEL__ -#define NR_syscalls 278 /* length of syscall table */ +#define NR_syscalls 279 /* length of syscall table */ #define __ARCH_WANT_SYS_RT_SIGACTION diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index 0e71df31f81c..098cec263681 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -466,64 +466,56 @@ static inline unsigned long __ffs(unsigned long word) } /* - * ffs - find first bit set. + * fls - find last bit set. * @word: The word to search * - * Returns 1..SZLONG - * Returns 0 if no bit exists + * This is defined the same way as ffs. + * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ - -static inline unsigned long ffs(unsigned long word) +static inline int fls(int word) { - if (!word) - return 0; + __asm__ ("clz %0, %1" : "=r" (word) : "r" (word)); - return __ffs(word) + 1; + return 32 - word; } -/* - * ffz - find first zero in word. - * @word: The word to search - * - * Undefined if no zero exists, so code should check against ~0UL first. - */ -static inline unsigned long ffz(unsigned long word) +#if defined(CONFIG_64BIT) && defined(CONFIG_CPU_MIPS64) +static inline int fls64(__u64 word) { - return __ffs (~word); + __asm__ ("dclz %0, %1" : "=r" (word) : "r" (word)); + + return 64 - word; } +#else +#include <asm-generic/bitops/fls64.h> +#endif /* - * fls - find last bit set. + * ffs - find first bit set. * @word: The word to search * - * Returns 1..SZLONG - * Returns 0 if no bit exists + * This is defined the same way as + * the libc and compiler builtin ffs routines, therefore + * differs in spirit from the above ffz (man ffs). */ -static inline unsigned long fls(unsigned long word) +static inline int ffs(int word) { -#ifdef CONFIG_CPU_MIPS32 - __asm__ ("clz %0, %1" : "=r" (word) : "r" (word)); - - return 32 - word; -#endif - -#ifdef CONFIG_CPU_MIPS64 - __asm__ ("dclz %0, %1" : "=r" (word) : "r" (word)); + if (!word) + return 0; - return 64 - word; -#endif + return fls(word & -word); } #else #include <asm-generic/bitops/__ffs.h> #include <asm-generic/bitops/ffs.h> -#include <asm-generic/bitops/ffz.h> #include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/fls64.h> #endif /*defined(CONFIG_CPU_MIPS32) || defined(CONFIG_CPU_MIPS64) */ -#include <asm-generic/bitops/fls64.h> +#include <asm-generic/bitops/ffz.h> #include <asm-generic/bitops/find.h> #ifdef __KERNEL__ diff --git a/include/asm-mips/mips-boards/generic.h b/include/asm-mips/mips-boards/generic.h index cad47ce8a7e9..b98f1658cfd0 100644 --- a/include/asm-mips/mips-boards/generic.h +++ b/include/asm-mips/mips-boards/generic.h @@ -66,6 +66,7 @@ #define MIPS_REVISION_CORID_CORE_FPGA2 7 #define MIPS_REVISION_CORID_CORE_FPGAR2 8 #define MIPS_REVISION_CORID_CORE_FPGA3 9 +#define MIPS_REVISION_CORID_CORE_24K 10 /**** Artificial corid defines ****/ /* diff --git a/include/asm-powerpc/unistd.h b/include/asm-powerpc/unistd.h index d471549e1b81..ef932f1cddc3 100644 --- a/include/asm-powerpc/unistd.h +++ b/include/asm-powerpc/unistd.h @@ -303,8 +303,9 @@ #define __NR_unshare 282 #define __NR_splice 283 #define __NR_tee 284 +#define __NR_vmsplice 285 -#define __NR_syscalls 285 +#define __NR_syscalls 286 #ifdef __KERNEL__ #define __NR__exit __NR_exit diff --git a/include/asm-s390/cache.h b/include/asm-s390/cache.h index e20cdd9074db..cdf431b061bb 100644 --- a/include/asm-s390/cache.h +++ b/include/asm-s390/cache.h @@ -16,4 +16,6 @@ #define ARCH_KMALLOC_MINALIGN 8 +#define __read_mostly __attribute__((__section__(".data.read_mostly"))) + #endif diff --git a/include/asm-s390/futex.h b/include/asm-s390/futex.h index 6a332a9f099c..40c25e166a9b 100644 --- a/include/asm-s390/futex.h +++ b/include/asm-s390/futex.h @@ -1,6 +1,121 @@ -#ifndef _ASM_FUTEX_H -#define _ASM_FUTEX_H +#ifndef _ASM_S390_FUTEX_H +#define _ASM_S390_FUTEX_H -#include <asm-generic/futex.h> +#ifdef __KERNEL__ -#endif +#include <linux/futex.h> +#include <asm/errno.h> +#include <asm/uaccess.h> + +#ifndef __s390x__ +#define __futex_atomic_fixup \ + ".section __ex_table,\"a\"\n" \ + " .align 4\n" \ + " .long 0b,2b,1b,2b\n" \ + ".previous" +#else /* __s390x__ */ +#define __futex_atomic_fixup \ + ".section __ex_table,\"a\"\n" \ + " .align 8\n" \ + " .quad 0b,2b,1b,2b\n" \ + ".previous" +#endif /* __s390x__ */ + +#define __futex_atomic_op(insn, ret, oldval, newval, uaddr, oparg) \ + asm volatile(" l %1,0(%6)\n" \ + "0: " insn \ + " cs %1,%2,0(%6)\n" \ + "1: jl 0b\n" \ + " lhi %0,0\n" \ + "2:\n" \ + __futex_atomic_fixup \ + : "=d" (ret), "=&d" (oldval), "=&d" (newval), \ + "=m" (*uaddr) \ + : "0" (-EFAULT), "d" (oparg), "a" (uaddr), \ + "m" (*uaddr) : "cc" ); + +static inline int futex_atomic_op_inuser (int encoded_op, int __user *uaddr) +{ + int op = (encoded_op >> 28) & 7; + int cmp = (encoded_op >> 24) & 15; + int oparg = (encoded_op << 8) >> 20; + int cmparg = (encoded_op << 20) >> 20; + int oldval = 0, newval, ret; + if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) + oparg = 1 << oparg; + + if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) + return -EFAULT; + + inc_preempt_count(); + + switch (op) { + case FUTEX_OP_SET: + __futex_atomic_op("lr %2,%5\n", + ret, oldval, newval, uaddr, oparg); + break; + case FUTEX_OP_ADD: + __futex_atomic_op("lr %2,%1\nar %2,%5\n", + ret, oldval, newval, uaddr, oparg); + break; + case FUTEX_OP_OR: + __futex_atomic_op("lr %2,%1\nor %2,%5\n", + ret, oldval, newval, uaddr, oparg); + break; + case FUTEX_OP_ANDN: + __futex_atomic_op("lr %2,%1\nnr %2,%5\n", + ret, oldval, newval, uaddr, oparg); + break; + case FUTEX_OP_XOR: + __futex_atomic_op("lr %2,%1\nxr %2,%5\n", + ret, oldval, newval, uaddr, oparg); + break; + default: + ret = -ENOSYS; + } + + dec_preempt_count(); + + if (!ret) { + switch (cmp) { + case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break; + case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break; + case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break; + case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break; + case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break; + case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break; + default: ret = -ENOSYS; + } + } + return ret; +} + +static inline int +futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) +{ + int ret; + + if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) + return -EFAULT; + asm volatile(" cs %1,%4,0(%5)\n" + "0: lr %0,%1\n" + "1:\n" +#ifndef __s390x__ + ".section __ex_table,\"a\"\n" + " .align 4\n" + " .long 0b,1b\n" + ".previous" +#else /* __s390x__ */ + ".section __ex_table,\"a\"\n" + " .align 8\n" + " .quad 0b,1b\n" + ".previous" +#endif /* __s390x__ */ + : "=d" (ret), "+d" (oldval), "=m" (*uaddr) + : "0" (-EFAULT), "d" (newval), "a" (uaddr), "m" (*uaddr) + : "cc", "memory" ); + return oldval; +} + +#endif /* __KERNEL__ */ +#endif /* _ASM_S390_FUTEX_H */ diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h index 98c36eae567c..feb77cb8c044 100644 --- a/include/asm-x86_64/unistd.h +++ b/include/asm-x86_64/unistd.h @@ -615,8 +615,10 @@ __SYSCALL(__NR_splice, sys_splice) __SYSCALL(__NR_tee, sys_tee) #define __NR_sync_file_range 277 __SYSCALL(__NR_sync_file_range, sys_sync_file_range) +#define __NR_vmsplice 278 +__SYSCALL(__NR_vmsplice, sys_vmsplice) -#define __NR_syscall_max __NR_sync_file_range +#define __NR_syscall_max __NR_vmsplice #ifndef __NO_STUBS diff --git a/include/asm-xtensa/signal.h b/include/asm-xtensa/signal.h index 5d6fc9cdf58d..a99c9aec64ec 100644 --- a/include/asm-xtensa/signal.h +++ b/include/asm-xtensa/signal.h @@ -118,9 +118,9 @@ typedef struct { * SA_INTERRUPT is also used by the irq handling routines. * SA_SHIRQ is for shared interrupt support on PCI and EISA. */ -#define SA_PROBE SA_ONESHOT #define SA_SAMPLE_RANDOM SA_RESTART #define SA_SHIRQ 0x04000000 +#define SA_PROBEIRQ 0x08000000 #endif #define SIG_BLOCK 0 /* for blocking signals */ diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h index 176e2d371577..047567d34ca7 100644 --- a/include/linux/debugfs.h +++ b/include/linux/debugfs.h @@ -58,9 +58,8 @@ struct dentry *debugfs_create_blob(const char *name, mode_t mode, */ static inline struct dentry *debugfs_create_file(const char *name, mode_t mode, - struct dentry *parent, - void *data, - struct file_operations *fops) + struct dentry *parent, void *data, + const struct file_operations *fops) { return ERR_PTR(-ENODEV); } diff --git a/include/linux/kobject.h b/include/linux/kobject.h index dcd0623be892..c187c53cecd0 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -257,9 +257,8 @@ struct subsys_attribute { }; extern int subsys_create_file(struct subsystem * , struct subsys_attribute *); -extern void subsys_remove_file(struct subsystem * , struct subsys_attribute *); -#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET) +#if defined(CONFIG_HOTPLUG) void kobject_uevent(struct kobject *kobj, enum kobject_action action); int add_uevent_var(char **envp, int num_envp, int *cur_index, diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index c81aa0f76642..5128dd7634cb 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -828,19 +828,21 @@ static inline void netif_rx_schedule(struct net_device *dev) __netif_rx_schedule(dev); } -/* Try to reschedule poll. Called by dev->poll() after netif_rx_complete(). - * Do not inline this? - */ + +static inline void __netif_rx_reschedule(struct net_device *dev, int undo) +{ + dev->quota += undo; + list_add_tail(&dev->poll_list, &__get_cpu_var(softnet_data).poll_list); + __raise_softirq_irqoff(NET_RX_SOFTIRQ); +} + +/* Try to reschedule poll. Called by dev->poll() after netif_rx_complete(). */ static inline int netif_rx_reschedule(struct net_device *dev, int undo) { if (netif_rx_schedule_prep(dev)) { unsigned long flags; - - dev->quota += undo; - local_irq_save(flags); - list_add_tail(&dev->poll_list, &__get_cpu_var(softnet_data).poll_list); - __raise_softirq_irqoff(NET_RX_SOFTIRQ); + __netif_rx_reschedule(dev, undo); local_irq_restore(flags); return 1; } diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 9539efd4f7e6..7a1af574dedf 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -78,6 +78,8 @@ extern struct page * find_or_create_page(struct address_space *mapping, unsigned long index, gfp_t gfp_mask); unsigned find_get_pages(struct address_space *mapping, pgoff_t start, unsigned int nr_pages, struct page **pages); +unsigned find_get_pages_contig(struct address_space *mapping, pgoff_t start, + unsigned int nr_pages, struct page **pages); unsigned find_get_pages_tag(struct address_space *mapping, pgoff_t *index, int tag, unsigned int nr_pages, struct page **pages); diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index ef7f33c0be19..0008d4bd4059 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -61,4 +61,21 @@ void __free_pipe_info(struct pipe_inode_info *); /* from/to, of course */ #define SPLICE_F_MORE (0x04) /* expect more data */ +/* + * Passed to the actors + */ +struct splice_desc { + unsigned int len, total_len; /* current and remaining length */ + unsigned int flags; /* splice flags */ + struct file *file; /* file to read/write */ + loff_t pos; /* file position */ +}; + +typedef int (splice_actor)(struct pipe_inode_info *, struct pipe_buffer *, + struct splice_desc *); + +extern ssize_t splice_from_pipe(struct pipe_inode_info *, struct file *, + loff_t *, size_t, unsigned int, + splice_actor *); + #endif diff --git a/include/linux/signal.h b/include/linux/signal.h index 4b42df3860ed..1e4ce7225eee 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -14,10 +14,12 @@ * * SA_INTERRUPT is also used by the irq handling routines. * SA_SHIRQ is for shared interrupt support on PCI and EISA. + * SA_PROBEIRQ is set by callers when they expect sharing mismatches to occur */ -#define SA_PROBE SA_ONESHOT #define SA_SAMPLE_RANDOM SA_RESTART #define SA_SHIRQ 0x04000000 +#define SA_PROBEIRQ 0x08000000 + /* * As above, these correspond to the IORESOURCE_IRQ_* defines in * linux/ioport.h to select the interrupt line behaviour. When diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 3bdc1970f8bd..70c64dbe4b8a 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -573,6 +573,9 @@ asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, int fd_out, loff_t __user *off_out, size_t len, unsigned int flags); +asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, + unsigned long nr_segs, unsigned int flags); + asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, diff --git a/include/net/ieee80211softmac.h b/include/net/ieee80211softmac.h index 6b3693f05ca0..b1ebfbae397f 100644 --- a/include/net/ieee80211softmac.h +++ b/include/net/ieee80211softmac.h @@ -96,10 +96,13 @@ struct ieee80211softmac_assoc_info { * * bssvalid is true if we found a matching network * and saved it's BSSID into the bssid above. + * + * bssfixed is used for SIOCSIWAP. */ u8 static_essid:1, associating:1, - bssvalid:1; + bssvalid:1, + bssfixed:1; /* Scan retries remaining */ int scan_retry; |