diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/acpi/pdc_intel.h | 2 | ||||
-rw-r--r-- | include/asm-generic/percpu.h | 52 | ||||
-rw-r--r-- | include/asm-generic/sections.h | 2 | ||||
-rw-r--r-- | include/asm-generic/vmlinux.lds.h | 55 | ||||
-rw-r--r-- | include/linux/Kbuild | 2 | ||||
-rw-r--r-- | include/linux/async.h | 8 | ||||
-rw-r--r-- | include/linux/ata.h | 15 | ||||
-rw-r--r-- | include/linux/fb.h | 15 | ||||
-rw-r--r-- | include/linux/if_tunnel.h | 3 | ||||
-rw-r--r-- | include/linux/interrupt.h | 1 | ||||
-rw-r--r-- | include/linux/irq.h | 86 | ||||
-rw-r--r-- | include/linux/irqnr.h | 1 | ||||
-rw-r--r-- | include/linux/kernel.h | 3 | ||||
-rw-r--r-- | include/linux/libata.h | 19 | ||||
-rw-r--r-- | include/linux/magic.h | 1 | ||||
-rw-r--r-- | include/linux/module.h | 1 | ||||
-rw-r--r-- | include/linux/pci.h | 2 | ||||
-rw-r--r-- | include/linux/percpu.h | 47 | ||||
-rw-r--r-- | include/linux/sched.h | 17 | ||||
-rw-r--r-- | include/linux/stackprotector.h | 16 | ||||
-rw-r--r-- | include/linux/topology.h | 6 | ||||
-rw-r--r-- | include/linux/wait.h | 11 | ||||
-rw-r--r-- | include/video/aty128.h | 4 | ||||
-rw-r--r-- | include/video/mach64.h | 24 | ||||
-rw-r--r-- | include/video/radeon.h | 18 |
25 files changed, 338 insertions, 73 deletions
diff --git a/include/acpi/pdc_intel.h b/include/acpi/pdc_intel.h index e72bfdd..552637b 100644 --- a/include/acpi/pdc_intel.h +++ b/include/acpi/pdc_intel.h @@ -14,6 +14,7 @@ #define ACPI_PDC_SMP_T_SWCOORD (0x0080) #define ACPI_PDC_C_C1_FFH (0x0100) #define ACPI_PDC_C_C2C3_FFH (0x0200) +#define ACPI_PDC_SMP_P_HWCOORD (0x0800) #define ACPI_PDC_EST_CAPABILITY_SMP (ACPI_PDC_SMP_C1PT | \ ACPI_PDC_C_C1_HALT | \ @@ -22,6 +23,7 @@ #define ACPI_PDC_EST_CAPABILITY_SWSMP (ACPI_PDC_SMP_C1PT | \ ACPI_PDC_C_C1_HALT | \ ACPI_PDC_SMP_P_SWCOORD | \ + ACPI_PDC_SMP_P_HWCOORD | \ ACPI_PDC_P_FFH) #define ACPI_PDC_C_CAPABILITY_SMP (ACPI_PDC_SMP_C2C3 | \ diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h index b0e63c6..00f45ff 100644 --- a/include/asm-generic/percpu.h +++ b/include/asm-generic/percpu.h @@ -80,4 +80,56 @@ extern void setup_per_cpu_areas(void); #define DECLARE_PER_CPU(type, name) extern PER_CPU_ATTRIBUTES \ __typeof__(type) per_cpu_var(name) +/* + * Optional methods for optimized non-lvalue per-cpu variable access. + * + * @var can be a percpu variable or a field of it and its size should + * equal char, int or long. percpu_read() evaluates to a lvalue and + * all others to void. + * + * These operations are guaranteed to be atomic w.r.t. preemption. + * The generic versions use plain get/put_cpu_var(). Archs are + * encouraged to implement single-instruction alternatives which don't + * require preemption protection. + */ +#ifndef percpu_read +# define percpu_read(var) \ + ({ \ + typeof(per_cpu_var(var)) __tmp_var__; \ + __tmp_var__ = get_cpu_var(var); \ + put_cpu_var(var); \ + __tmp_var__; \ + }) +#endif + +#define __percpu_generic_to_op(var, val, op) \ +do { \ + get_cpu_var(var) op val; \ + put_cpu_var(var); \ +} while (0) + +#ifndef percpu_write +# define percpu_write(var, val) __percpu_generic_to_op(var, (val), =) +#endif + +#ifndef percpu_add +# define percpu_add(var, val) __percpu_generic_to_op(var, (val), +=) +#endif + +#ifndef percpu_sub +# define percpu_sub(var, val) __percpu_generic_to_op(var, (val), -=) +#endif + +#ifndef percpu_and +# define percpu_and(var, val) __percpu_generic_to_op(var, (val), &=) +#endif + +#ifndef percpu_or +# define percpu_or(var, val) __percpu_generic_to_op(var, (val), |=) +#endif + +#ifndef percpu_xor +# define percpu_xor(var, val) __percpu_generic_to_op(var, (val), ^=) +#endif + #endif /* _ASM_GENERIC_PERCPU_H_ */ diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h index 79a7ff9..4ce48e8 100644 --- a/include/asm-generic/sections.h +++ b/include/asm-generic/sections.h @@ -9,7 +9,7 @@ extern char __bss_start[], __bss_stop[]; extern char __init_begin[], __init_end[]; extern char _sinittext[], _einittext[]; extern char _end[]; -extern char __per_cpu_start[], __per_cpu_end[]; +extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[]; extern char __kprobes_text_start[], __kprobes_text_end[]; extern char __initdata_begin[], __initdata_end[]; extern char __start_rodata[], __end_rodata[]; diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index c61fab1..5406e70 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -430,12 +430,59 @@ *(.initcall7.init) \ *(.initcall7s.init) +/** + * PERCPU_VADDR - define output section for percpu area + * @vaddr: explicit base address (optional) + * @phdr: destination PHDR (optional) + * + * Macro which expands to output section for percpu area. If @vaddr + * is not blank, it specifies explicit base address and all percpu + * symbols will be offset from the given address. If blank, @vaddr + * always equals @laddr + LOAD_OFFSET. + * + * @phdr defines the output PHDR to use if not blank. Be warned that + * output PHDR is sticky. If @phdr is specified, the next output + * section in the linker script will go there too. @phdr should have + * a leading colon. + * + * Note that this macros defines __per_cpu_load as an absolute symbol. + * If there is no need to put the percpu section at a predetermined + * address, use PERCPU(). + */ +#define PERCPU_VADDR(vaddr, phdr) \ + VMLINUX_SYMBOL(__per_cpu_load) = .; \ + .data.percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \ + - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(__per_cpu_start) = .; \ + *(.data.percpu.first) \ + *(.data.percpu.page_aligned) \ + *(.data.percpu) \ + *(.data.percpu.shared_aligned) \ + VMLINUX_SYMBOL(__per_cpu_end) = .; \ + } phdr \ + . = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data.percpu); + +/** + * PERCPU - define output section for percpu area, simple version + * @align: required alignment + * + * Align to @align and outputs output section for percpu area. This + * macro doesn't maniuplate @vaddr or @phdr and __per_cpu_load and + * __per_cpu_start will be identical. + * + * This macro is equivalent to ALIGN(align); PERCPU_VADDR( , ) except + * that __per_cpu_load is defined as a relative symbol against + * .data.percpu which is required for relocatable x86_32 + * configuration. + */ #define PERCPU(align) \ . = ALIGN(align); \ - VMLINUX_SYMBOL(__per_cpu_start) = .; \ - .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { \ + .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(__per_cpu_load) = .; \ + VMLINUX_SYMBOL(__per_cpu_start) = .; \ + *(.data.percpu.first) \ *(.data.percpu.page_aligned) \ *(.data.percpu) \ *(.data.percpu.shared_aligned) \ - } \ - VMLINUX_SYMBOL(__per_cpu_end) = .; + VMLINUX_SYMBOL(__per_cpu_end) = .; \ + } diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 2124c06..b97cdc5 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -90,7 +90,6 @@ header-y += if_ppp.h header-y += if_slip.h header-y += if_strip.h header-y += if_tun.h -header-y += if_tunnel.h header-y += in_route.h header-y += ioctl.h header-y += ip6_tunnel.h @@ -236,6 +235,7 @@ unifdef-y += if_phonet.h unifdef-y += if_pppol2tp.h unifdef-y += if_pppox.h unifdef-y += if_tr.h +unifdef-y += if_tunnel.h unifdef-y += if_vlan.h unifdef-y += igmp.h unifdef-y += inet_diag.h diff --git a/include/linux/async.h b/include/linux/async.h index c4ecacd..68a9530 100644 --- a/include/linux/async.h +++ b/include/linux/async.h @@ -17,9 +17,11 @@ typedef u64 async_cookie_t; typedef void (async_func_ptr) (void *data, async_cookie_t cookie); extern async_cookie_t async_schedule(async_func_ptr *ptr, void *data); -extern async_cookie_t async_schedule_special(async_func_ptr *ptr, void *data, struct list_head *list); +extern async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data, + struct list_head *list); extern void async_synchronize_full(void); -extern void async_synchronize_full_special(struct list_head *list); +extern void async_synchronize_full_domain(struct list_head *list); extern void async_synchronize_cookie(async_cookie_t cookie); -extern void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *list); +extern void async_synchronize_cookie_domain(async_cookie_t cookie, + struct list_head *list); diff --git a/include/linux/ata.h b/include/linux/ata.h index a53318b..08a86d5 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -731,12 +731,17 @@ static inline int ata_id_current_chs_valid(const u16 *id) static inline int ata_id_is_cfa(const u16 *id) { - if (id[ATA_ID_CONFIG] == 0x848A) /* Standard CF */ + if (id[ATA_ID_CONFIG] == 0x848A) /* Traditional CF */ return 1; - /* Could be CF hiding as standard ATA */ - if (ata_id_major_version(id) >= 3 && - id[ATA_ID_COMMAND_SET_1] != 0xFFFF && - (id[ATA_ID_COMMAND_SET_1] & (1 << 2))) + /* + * CF specs don't require specific value in the word 0 anymore and yet + * they forbid to report the ATA version in the word 80 and require the + * CFA feature set support to be indicated in the word 83 in this case. + * Unfortunately, some cards only follow either of this requirements, + * and while those that don't indicate CFA feature support need some + * sort of quirk list, it seems impractical for the ones that do... + */ + if ((id[ATA_ID_COMMAND_SET_2] & 0xC004) == 0x4004) return 1; return 0; } diff --git a/include/linux/fb.h b/include/linux/fb.h index 818fe21..31527e1 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -960,6 +960,21 @@ extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; extern struct class *fb_class; +static inline int lock_fb_info(struct fb_info *info) +{ + mutex_lock(&info->lock); + if (!info->fbops) { + mutex_unlock(&info->lock); + return 0; + } + return 1; +} + +static inline void unlock_fb_info(struct fb_info *info) +{ + mutex_unlock(&info->lock); +} + static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) { diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h index aeab2cb..82c43624 100644 --- a/include/linux/if_tunnel.h +++ b/include/linux/if_tunnel.h @@ -2,7 +2,10 @@ #define _IF_TUNNEL_H_ #include <linux/types.h> + +#ifdef __KERNEL__ #include <linux/ip.h> +#endif #define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0) #define SIOCADDTUNNEL (SIOCDEVPRIVATE + 1) diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 9127f6b..472f117 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -467,6 +467,7 @@ int show_interrupts(struct seq_file *p, void *v); struct irq_desc; extern int early_irq_init(void); +extern int arch_probe_nr_irqs(void); extern int arch_early_irq_init(void); extern int arch_init_chip_data(struct irq_desc *desc, int cpu); diff --git a/include/linux/irq.h b/include/linux/irq.h index f899b50..27a6753 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -182,11 +182,11 @@ struct irq_desc { unsigned int irqs_unhandled; spinlock_t lock; #ifdef CONFIG_SMP - cpumask_t affinity; + cpumask_var_t affinity; unsigned int cpu; -#endif #ifdef CONFIG_GENERIC_PENDING_IRQ - cpumask_t pending_mask; + cpumask_var_t pending_mask; +#endif #endif #ifdef CONFIG_PROC_FS struct proc_dir_entry *dir; @@ -422,4 +422,84 @@ extern int set_irq_msi(unsigned int irq, struct msi_desc *entry); #endif /* !CONFIG_S390 */ +#ifdef CONFIG_SMP +/** + * init_alloc_desc_masks - allocate cpumasks for irq_desc + * @desc: pointer to irq_desc struct + * @cpu: cpu which will be handling the cpumasks + * @boot: true if need bootmem + * + * Allocates affinity and pending_mask cpumask if required. + * Returns true if successful (or not required). + * Side effect: affinity has all bits set, pending_mask has all bits clear. + */ +static inline bool init_alloc_desc_masks(struct irq_desc *desc, int cpu, + bool boot) +{ + int node; + + if (boot) { + alloc_bootmem_cpumask_var(&desc->affinity); + cpumask_setall(desc->affinity); + +#ifdef CONFIG_GENERIC_PENDING_IRQ + alloc_bootmem_cpumask_var(&desc->pending_mask); + cpumask_clear(desc->pending_mask); +#endif + return true; + } + + node = cpu_to_node(cpu); + + if (!alloc_cpumask_var_node(&desc->affinity, GFP_ATOMIC, node)) + return false; + cpumask_setall(desc->affinity); + +#ifdef CONFIG_GENERIC_PENDING_IRQ + if (!alloc_cpumask_var_node(&desc->pending_mask, GFP_ATOMIC, node)) { + free_cpumask_var(desc->affinity); + return false; + } + cpumask_clear(desc->pending_mask); +#endif + return true; +} + +/** + * init_copy_desc_masks - copy cpumasks for irq_desc + * @old_desc: pointer to old irq_desc struct + * @new_desc: pointer to new irq_desc struct + * + * Insures affinity and pending_masks are copied to new irq_desc. + * If !CONFIG_CPUMASKS_OFFSTACK the cpumasks are embedded in the + * irq_desc struct so the copy is redundant. + */ + +static inline void init_copy_desc_masks(struct irq_desc *old_desc, + struct irq_desc *new_desc) +{ +#ifdef CONFIG_CPUMASKS_OFFSTACK + cpumask_copy(new_desc->affinity, old_desc->affinity); + +#ifdef CONFIG_GENERIC_PENDING_IRQ + cpumask_copy(new_desc->pending_mask, old_desc->pending_mask); +#endif +#endif +} + +#else /* !CONFIG_SMP */ + +static inline bool init_alloc_desc_masks(struct irq_desc *desc, int cpu, + bool boot) +{ + return true; +} + +static inline void init_copy_desc_masks(struct irq_desc *old_desc, + struct irq_desc *new_desc) +{ +} + +#endif /* CONFIG_SMP */ + #endif /* _LINUX_IRQ_H */ diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h index 86af92e..887477b 100644 --- a/include/linux/irqnr.h +++ b/include/linux/irqnr.h @@ -20,6 +20,7 @@ # define for_each_irq_desc_reverse(irq, desc) \ for (irq = nr_irqs - 1; irq >= 0; irq--) + #else /* CONFIG_GENERIC_HARDIRQS */ extern int nr_irqs; diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 343df9e..7fa3718 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -480,7 +480,8 @@ static inline char *pack_hex_byte(char *buf, u8 byte) /* * swap - swap value of @a and @b */ -#define swap(a, b) ({ typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; }) +#define swap(a, b) \ + do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0) /** * container_of - cast a member of a structure out to the containing structure diff --git a/include/linux/libata.h b/include/linux/libata.h index bca3ba2..5d87bc0 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -380,6 +380,7 @@ enum { ATA_HORKAGE_ATAPI_MOD16_DMA = (1 << 11), /* use ATAPI DMA for commands not multiple of 16 bytes */ ATA_HORKAGE_FIRMWARE_WARN = (1 << 12), /* firwmare update warning */ + ATA_HORKAGE_1_5_GBPS = (1 << 13), /* force 1.5 Gbps */ /* DMA mask for user DMA control: User visible values; DO NOT renumber */ @@ -580,7 +581,7 @@ struct ata_device { acpi_handle acpi_handle; union acpi_object *gtf_cache; #endif - /* n_sector is used as CLEAR_OFFSET, read comment above CLEAR_OFFSET */ + /* n_sector is CLEAR_BEGIN, read comment above CLEAR_BEGIN */ u64 n_sectors; /* size of device, if ATA */ unsigned int class; /* ATA_DEV_xxx */ unsigned long unpark_deadline; @@ -605,20 +606,22 @@ struct ata_device { u16 heads; /* Number of heads */ u16 sectors; /* Number of sectors per track */ - /* error history */ - int spdn_cnt; - struct ata_ering ering; - union { u16 id[ATA_ID_WORDS]; /* IDENTIFY xxx DEVICE data */ u32 gscr[SATA_PMP_GSCR_DWORDS]; /* PMP GSCR block */ }; + + /* error history */ + int spdn_cnt; + /* ering is CLEAR_END, read comment above CLEAR_END */ + struct ata_ering ering; }; -/* Offset into struct ata_device. Fields above it are maintained - * acress device init. Fields below are zeroed. +/* Fields between ATA_DEVICE_CLEAR_BEGIN and ATA_DEVICE_CLEAR_END are + * cleared to zero on ata_dev_init(). */ -#define ATA_DEVICE_CLEAR_OFFSET offsetof(struct ata_device, n_sectors) +#define ATA_DEVICE_CLEAR_BEGIN offsetof(struct ata_device, n_sectors) +#define ATA_DEVICE_CLEAR_END offsetof(struct ata_device, ering) struct ata_eh_info { struct ata_device *dev; /* offending device */ diff --git a/include/linux/magic.h b/include/linux/magic.h index 0b4df7e..5b4e28b 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -49,4 +49,5 @@ #define FUTEXFS_SUPER_MAGIC 0xBAD1DEA #define INOTIFYFS_SUPER_MAGIC 0x2BAD1DEA +#define STACK_END_MAGIC 0x57AC6E9D #endif /* __LINUX_MAGIC_H__ */ diff --git a/include/linux/module.h b/include/linux/module.h index f3b8329..145a755 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -407,7 +407,6 @@ static inline local_t *__module_ref_addr(struct module *mod, int cpu) static inline void __module_get(struct module *module) { if (module) { - BUG_ON(module_refcount(module) == 0); local_inc(__module_ref_addr(module, get_cpu())); put_cpu(); } diff --git a/include/linux/pci.h b/include/linux/pci.h index 48890cf..7bd624b 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -684,7 +684,7 @@ int pci_enable_rom(struct pci_dev *pdev); void pci_disable_rom(struct pci_dev *pdev); void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); -size_t pci_get_rom_size(void __iomem *rom, size_t size); +size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 9f2a375..3577ffd 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -8,35 +8,46 @@ #include <asm/percpu.h> +#ifndef PER_CPU_BASE_SECTION +#ifdef CONFIG_SMP +#define PER_CPU_BASE_SECTION ".data.percpu" +#else +#define PER_CPU_BASE_SECTION ".data" +#endif +#endif + #ifdef CONFIG_SMP -#define DEFINE_PER_CPU(type, name) \ - __attribute__((__section__(".data.percpu"))) \ - PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name #ifdef MODULE -#define SHARED_ALIGNED_SECTION ".data.percpu" +#define PER_CPU_SHARED_ALIGNED_SECTION "" #else -#define SHARED_ALIGNED_SECTION ".data.percpu.shared_aligned" +#define PER_CPU_SHARED_ALIGNED_SECTION ".shared_aligned" #endif +#define PER_CPU_FIRST_SECTION ".first" -#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ - __attribute__((__section__(SHARED_ALIGNED_SECTION))) \ - PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name \ - ____cacheline_aligned_in_smp +#else -#define DEFINE_PER_CPU_PAGE_ALIGNED(type, name) \ - __attribute__((__section__(".data.percpu.page_aligned"))) \ +#define PER_CPU_SHARED_ALIGNED_SECTION "" +#define PER_CPU_FIRST_SECTION "" + +#endif + +#define DEFINE_PER_CPU_SECTION(type, name, section) \ + __attribute__((__section__(PER_CPU_BASE_SECTION section))) \ PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name -#else + #define DEFINE_PER_CPU(type, name) \ - PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name + DEFINE_PER_CPU_SECTION(type, name, "") -#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ - DEFINE_PER_CPU(type, name) +#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ + DEFINE_PER_CPU_SECTION(type, name, PER_CPU_SHARED_ALIGNED_SECTION) \ + ____cacheline_aligned_in_smp -#define DEFINE_PER_CPU_PAGE_ALIGNED(type, name) \ - DEFINE_PER_CPU(type, name) -#endif +#define DEFINE_PER_CPU_PAGE_ALIGNED(type, name) \ + DEFINE_PER_CPU_SECTION(type, name, ".page_aligned") + +#define DEFINE_PER_CPU_FIRST(type, name) \ + DEFINE_PER_CPU_SECTION(type, name, PER_CPU_FIRST_SECTION) #define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) #define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) diff --git a/include/linux/sched.h b/include/linux/sched.h index 5a7c763..28b3f50 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -443,6 +443,7 @@ struct pacct_struct { * @utime: time spent in user mode, in &cputime_t units * @stime: time spent in kernel mode, in &cputime_t units * @sum_exec_runtime: total time spent on the CPU, in nanoseconds + * @lock: lock for fields in this struct * * This structure groups together three kinds of CPU time that are * tracked for threads and thread groups. Most things considering @@ -1160,10 +1161,9 @@ struct task_struct { pid_t pid; pid_t tgid; -#ifdef CONFIG_CC_STACKPROTECTOR /* Canary value for the -fstack-protector gcc feature */ unsigned long stack_canary; -#endif + /* * pointers to (original) parent process, youngest child, younger sibling, * older sibling, respectively. (p->father can be replaced with @@ -2069,6 +2069,19 @@ static inline int object_is_on_stack(void *obj) extern void thread_info_cache_init(void); +#ifdef CONFIG_DEBUG_STACK_USAGE +static inline unsigned long stack_not_used(struct task_struct *p) +{ + unsigned long *n = end_of_stack(p); + + do { /* Skip over canary */ + n++; + } while (!*n); + + return (unsigned long)n - (unsigned long)end_of_stack(p); +} +#endif + /* set thread flags in other task's structures * - see asm/thread_info.h for TIF_xxxx flags available */ diff --git a/include/linux/stackprotector.h b/include/linux/stackprotector.h new file mode 100644 index 0000000..6f3e54c --- /dev/null +++ b/include/linux/stackprotector.h @@ -0,0 +1,16 @@ +#ifndef _LINUX_STACKPROTECTOR_H +#define _LINUX_STACKPROTECTOR_H 1 + +#include <linux/compiler.h> +#include <linux/sched.h> +#include <linux/random.h> + +#ifdef CONFIG_CC_STACKPROTECTOR +# include <asm/stackprotector.h> +#else +static inline void boot_init_stack_canary(void) +{ +} +#endif + +#endif diff --git a/include/linux/topology.h b/include/linux/topology.h index e632d29..a16b9e0 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -193,5 +193,11 @@ int arch_update_cpu_topology(void); #ifndef topology_core_siblings #define topology_core_siblings(cpu) cpumask_of_cpu(cpu) #endif +#ifndef topology_thread_cpumask +#define topology_thread_cpumask(cpu) cpumask_of(cpu) +#endif +#ifndef topology_core_cpumask +#define topology_core_cpumask(cpu) cpumask_of(cpu) +#endif #endif /* _LINUX_TOPOLOGY_H */ diff --git a/include/linux/wait.h b/include/linux/wait.h index ef609f8..a210ede 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -132,6 +132,8 @@ static inline void __remove_wait_queue(wait_queue_head_t *head, list_del(&old->task_list); } +void __wake_up_common(wait_queue_head_t *q, unsigned int mode, + int nr_exclusive, int sync, void *key); void __wake_up(wait_queue_head_t *q, unsigned int mode, int nr, void *key); extern void __wake_up_locked(wait_queue_head_t *q, unsigned int mode); extern void __wake_up_sync(wait_queue_head_t *q, unsigned int mode, int nr); @@ -333,16 +335,19 @@ do { \ for (;;) { \ prepare_to_wait_exclusive(&wq, &__wait, \ TASK_INTERRUPTIBLE); \ - if (condition) \ + if (condition) { \ + finish_wait(&wq, &__wait); \ break; \ + } \ if (!signal_pending(current)) { \ schedule(); \ continue; \ } \ ret = -ERESTARTSYS; \ + abort_exclusive_wait(&wq, &__wait, \ + TASK_INTERRUPTIBLE, NULL); \ break; \ } \ - finish_wait(&wq, &__wait); \ } while (0) #define wait_event_interruptible_exclusive(wq, condition) \ @@ -431,6 +436,8 @@ extern long interruptible_sleep_on_timeout(wait_queue_head_t *q, void prepare_to_wait(wait_queue_head_t *q, wait_queue_t *wait, int state); void prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int state); void finish_wait(wait_queue_head_t *q, wait_queue_t *wait); +void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait, + unsigned int mode, void *key); int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key); int wake_bit_function(wait_queue_t *wait, unsigned mode, int sync, void *key); diff --git a/include/video/aty128.h b/include/video/aty128.h index 7079beb..51ac69f 100644 --- a/include/video/aty128.h +++ b/include/video/aty128.h @@ -21,9 +21,9 @@ #define I2C_CNTL_1 0x0094 #define PALETTE_INDEX 0x00b0 #define PALETTE_DATA 0x00b4 -#define CONFIG_CNTL 0x00e0 +#define CNFG_CNTL 0x00e0 #define GEN_RESET_CNTL 0x00f0 -#define CONFIG_MEMSIZE 0x00f8 +#define CNFG_MEMSIZE 0x00f8 #define MEM_CNTL 0x0140 #define MEM_POWER_MISC 0x015c #define AGP_BASE 0x0170 diff --git a/include/video/mach64.h b/include/video/mach64.h index a8332e5..89e91c0 100644 --- a/include/video/mach64.h +++ b/include/video/mach64.h @@ -103,7 +103,7 @@ #define CUR_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */ #define CUR2_HORZ_VERT_OFF 0x0070 /* Dword offset 0_1C */ -#define CONFIG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */ +#define CNFG_PANEL_LG 0x0074 /* Dword offset 0_1D (LG) */ /* General I/O Control */ #define GP_IO 0x0078 /* Dword offset 0_1E */ @@ -146,8 +146,8 @@ #define CLOCK_SEL_CNTL 0x0090 /* Dword offset 0_24 */ /* Configuration */ -#define CONFIG_STAT1 0x0094 /* Dword offset 0_25 */ -#define CONFIG_STAT2 0x0098 /* Dword offset 0_26 */ +#define CNFG_STAT1 0x0094 /* Dword offset 0_25 */ +#define CNFG_STAT2 0x0098 /* Dword offset 0_26 */ /* Bus Control */ #define BUS_CNTL 0x00A0 /* Dword offset 0_28 */ @@ -190,9 +190,9 @@ #define POWER_MANAGEMENT_LG 0x00D8 /* Dword offset 0_36 (LG) */ /* Configuration */ -#define CONFIG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */ -#define CONFIG_CHIP_ID 0x00E0 /* Dword offset 0_38 */ -#define CONFIG_STAT0 0x00E4 /* Dword offset 0_39 */ +#define CNFG_CNTL 0x00DC /* Dword offset 0_37 (CT, ET, VT) */ +#define CNFG_CHIP_ID 0x00E0 /* Dword offset 0_38 */ +#define CNFG_STAT0 0x00E4 /* Dword offset 0_39 */ /* Test and Debug */ #define CRC_SIG 0x00E8 /* Dword offset 0_3A */ @@ -851,17 +851,17 @@ #define PLL_YCLK_CNTL 0x29 #define PM_DYN_CLK_CNTL 0x2A -/* CONFIG_CNTL register constants */ +/* CNFG_CNTL register constants */ #define APERTURE_4M_ENABLE 1 #define APERTURE_8M_ENABLE 2 #define VGA_APERTURE_ENABLE 4 -/* CONFIG_STAT0 register constants (GX, CX) */ +/* CNFG_STAT0 register constants (GX, CX) */ #define CFG_BUS_TYPE 0x00000007 #define CFG_MEM_TYPE 0x00000038 #define CFG_INIT_DAC_TYPE 0x00000e00 -/* CONFIG_STAT0 register constants (CT, ET, VT) */ +/* CNFG_STAT0 register constants (CT, ET, VT) */ #define CFG_MEM_TYPE_xT 0x00000007 #define ISA 0 @@ -942,7 +942,7 @@ #define PCI_ATI_VENDOR_ID 0x1002 -/* CONFIG_CHIP_ID register constants */ +/* CNFG_CHIP_ID register constants */ #define CFG_CHIP_TYPE 0x0000FFFF #define CFG_CHIP_CLASS 0x00FF0000 #define CFG_CHIP_REV 0xFF000000 @@ -951,7 +951,7 @@ #define CFG_CHIP_MINOR 0xC0000000 -/* Chip IDs read from CONFIG_CHIP_ID */ +/* Chip IDs read from CNFG_CHIP_ID */ /* mach64GX family */ #define GX_CHIP_ID 0xD7 /* mach64GX (ATI888GX00) */ @@ -1254,7 +1254,7 @@ #define CRTC2_DISPLAY_DIS 0x00000400 /* LCD register indices */ -#define CONFIG_PANEL 0x00 +#define CNFG_PANEL 0x00 #define LCD_GEN_CNTL 0x01 #define DSTN_CONTROL 0x02 #define HFB_PITCH_ADDR 0x03 diff --git a/include/video/radeon.h b/include/video/radeon.h index 1cd09cc..e072b16 100644 --- a/include/video/radeon.h +++ b/include/video/radeon.h @@ -11,13 +11,13 @@ #define HI_STAT 0x004C #define BUS_CNTL1 0x0034 #define I2C_CNTL_1 0x0094 -#define CONFIG_CNTL 0x00E0 -#define CONFIG_MEMSIZE 0x00F8 -#define CONFIG_APER_0_BASE 0x0100 -#define CONFIG_APER_1_BASE 0x0104 -#define CONFIG_APER_SIZE 0x0108 -#define CONFIG_REG_1_BASE 0x010C -#define CONFIG_REG_APER_SIZE 0x0110 +#define CNFG_CNTL 0x00E0 +#define CNFG_MEMSIZE 0x00F8 +#define CNFG_APER_0_BASE 0x0100 +#define CNFG_APER_1_BASE 0x0104 +#define CNFG_APER_SIZE 0x0108 +#define CNFG_REG_1_BASE 0x010C +#define CNFG_REG_APER_SIZE 0x0110 #define PAD_AGPINPUT_DELAY 0x0164 #define PAD_CTLR_STRENGTH 0x0168 #define PAD_CTLR_UPDATE 0x016C @@ -509,7 +509,7 @@ /* CLOCK_CNTL_INDEX bit constants */ #define PLL_WR_EN 0x00000080 -/* CONFIG_CNTL bit constants */ +/* CNFG_CNTL bit constants */ #define CFG_VGA_RAM_EN 0x00000100 #define CFG_ATI_REV_ID_MASK (0xf << 16) #define CFG_ATI_REV_A11 (0 << 16) @@ -980,7 +980,7 @@ /* masks */ -#define CONFIG_MEMSIZE_MASK 0x1f000000 +#define CNFG_MEMSIZE_MASK 0x1f000000 #define MEM_CFG_TYPE 0x40000000 #define DST_OFFSET_MASK 0x003fffff #define DST_PITCH_MASK 0x3fc00000 |