diff options
-rw-r--r-- | arch/ia64/Kconfig | 4 | ||||
-rw-r--r-- | arch/ia64/hp/common/hwsw_iommu.c | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/entry.S | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/err_inject.c | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/irq.c | 11 | ||||
-rw-r--r-- | arch/ia64/kernel/kprobes.c | 12 | ||||
-rw-r--r-- | arch/ia64/kernel/machvec.c | 2 | ||||
-rw-r--r-- | arch/ia64/kernel/mca.c | 2 | ||||
-rw-r--r-- | arch/ia64/mm/contig.c | 2 | ||||
-rw-r--r-- | arch/ia64/mm/discontig.c | 2 | ||||
-rw-r--r-- | arch/ia64/mm/init.c | 51 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/io_common.c | 2 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/xpc_partition.c | 2 | ||||
-rw-r--r-- | arch/ia64/sn/kernel/xpnet.c | 4 | ||||
-rw-r--r-- | drivers/char/snsc_event.c | 2 | ||||
-rw-r--r-- | drivers/pci/hotplug/sgi_hotplug.c | 36 | ||||
-rw-r--r-- | include/asm-ia64/irq.h | 6 | ||||
-rw-r--r-- | include/asm-ia64/kprobes.h | 4 | ||||
-rw-r--r-- | include/asm-ia64/pgalloc.h | 82 | ||||
-rw-r--r-- | include/asm-ia64/unistd.h | 4 | ||||
-rw-r--r-- | kernel/irq/proc.c | 7 |
21 files changed, 89 insertions, 152 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 6e41471449c..de1bff65996 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -31,6 +31,10 @@ config ZONE_DMA def_bool y depends on !IA64_SGI_SN2 +config QUICKLIST + bool + default y + config MMU bool default y diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c index 2153bcacbe6..94e57109fad 100644 --- a/arch/ia64/hp/common/hwsw_iommu.c +++ b/arch/ia64/hp/common/hwsw_iommu.c @@ -63,7 +63,7 @@ use_swiotlb (struct device *dev) return dev && dev->dma_mask && !hwiommu_dma_supported(dev, *dev->dma_mask); } -void +void __init hwsw_init (void) { /* default to a smallish 2MB sw I/O TLB */ diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index b50bf208678..144b056282a 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1583,5 +1583,7 @@ sys_call_table: data8 sys_vmsplice data8 sys_ni_syscall // reserved for move_pages data8 sys_getcpu + data8 sys_epoll_pwait // 1305 + data8 sys_utimensat .org sys_call_table + 8*NR_syscalls // guard against failures to increase NR_syscalls diff --git a/arch/ia64/kernel/err_inject.c b/arch/ia64/kernel/err_inject.c index 6a49600cf33..b642648cc2a 100644 --- a/arch/ia64/kernel/err_inject.c +++ b/arch/ia64/kernel/err_inject.c @@ -291,5 +291,5 @@ module_init(err_inject_init); module_exit(err_inject_exit); MODULE_AUTHOR("Fenghua Yu <fenghua.yu@intel.com>"); -MODULE_DESCRIPTION("MC error injection kenrel sysfs interface"); +MODULE_DESCRIPTION("MC error injection kernel sysfs interface"); MODULE_LICENSE("GPL"); diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index ce49c85c928..b4c239685d2 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -104,6 +104,17 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir) irq_redir[irq] = (char) (redir & 0xff); } } + +bool is_affinity_mask_valid(cpumask_t cpumask) +{ + if (ia64_platform_is("sn2")) { + /* Only allow one CPU to be specified in the smp_affinity mask */ + if (cpus_weight(cpumask) != 1) + return false; + } + return true; +} + #endif /* CONFIG_SMP */ #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 4f5fd0960ba..72e593e9405 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -370,14 +370,18 @@ static int __kprobes valid_kprobe_addr(int template, int slot, static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb) { - kcb->prev_kprobe.kp = kprobe_running(); - kcb->prev_kprobe.status = kcb->kprobe_status; + unsigned int i; + i = atomic_add_return(1, &kcb->prev_kprobe_index); + kcb->prev_kprobe[i-1].kp = kprobe_running(); + kcb->prev_kprobe[i-1].status = kcb->kprobe_status; } static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb) { - __get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp; - kcb->kprobe_status = kcb->prev_kprobe.status; + unsigned int i; + i = atomic_sub_return(1, &kcb->prev_kprobe_index); + __get_cpu_var(current_kprobe) = kcb->prev_kprobe[i].kp; + kcb->kprobe_status = kcb->prev_kprobe[i].status; } static void __kprobes set_current_kprobe(struct kprobe *p, diff --git a/arch/ia64/kernel/machvec.c b/arch/ia64/kernel/machvec.c index 9620822270a..13df337508e 100644 --- a/arch/ia64/kernel/machvec.c +++ b/arch/ia64/kernel/machvec.c @@ -35,7 +35,7 @@ lookup_machvec (const char *name) return 0; } -void +void __init machvec_init (const char *name) { struct ia64_machine_vector *mv; diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index f8ae709de0b..26814de6c29 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -118,7 +118,9 @@ static ia64_mc_info_t ia64_mc_info; #define CPE_HISTORY_LENGTH 5 #define CMC_HISTORY_LENGTH 5 +#ifdef CONFIG_ACPI static struct timer_list cpe_poll_timer; +#endif static struct timer_list cmc_poll_timer; /* * This variable tells whether we are currently in polling mode. diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c index 44ce5ed9444..7ac8592a35b 100644 --- a/arch/ia64/mm/contig.c +++ b/arch/ia64/mm/contig.c @@ -88,7 +88,7 @@ void show_mem(void) printk(KERN_INFO "%d pages shared\n", total_shared); printk(KERN_INFO "%d pages swap cached\n", total_cached); printk(KERN_INFO "Total of %ld pages in page table cache\n", - pgtable_quicklist_total_size()); + quicklist_total_size()); printk(KERN_INFO "%d free buffer pages\n", nr_free_buffer_pages()); } diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index 94844442812..38085ac1833 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -561,7 +561,7 @@ void show_mem(void) printk(KERN_INFO "%d pages shared\n", total_shared); printk(KERN_INFO "%d pages swap cached\n", total_cached); printk(KERN_INFO "Total of %ld pages in page table cache\n", - pgtable_quicklist_total_size()); + quicklist_total_size()); printk(KERN_INFO "%d free buffer pages\n", nr_free_buffer_pages()); } diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index cffb1e8325e..c14abefabaf 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -39,9 +39,6 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); -DEFINE_PER_CPU(unsigned long *, __pgtable_quicklist); -DEFINE_PER_CPU(long, __pgtable_quicklist_size); - extern void ia64_tlb_init (void); unsigned long MAX_DMA_ADDRESS = PAGE_OFFSET + 0x100000000UL; @@ -56,54 +53,6 @@ EXPORT_SYMBOL(vmem_map); struct page *zero_page_memmap_ptr; /* map entry for zero page */ EXPORT_SYMBOL(zero_page_memmap_ptr); -#define MIN_PGT_PAGES 25UL -#define MAX_PGT_FREES_PER_PASS 16L -#define PGT_FRACTION_OF_NODE_MEM 16 - -static inline long -max_pgt_pages(void) -{ - u64 node_free_pages, max_pgt_pages; - -#ifndef CONFIG_NUMA - node_free_pages = nr_free_pages(); -#else - node_free_pages = node_page_state(numa_node_id(), NR_FREE_PAGES); -#endif - max_pgt_pages = node_free_pages / PGT_FRACTION_OF_NODE_MEM; - max_pgt_pages = max(max_pgt_pages, MIN_PGT_PAGES); - return max_pgt_pages; -} - -static inline long -min_pages_to_free(void) -{ - long pages_to_free; - - pages_to_free = pgtable_quicklist_size - max_pgt_pages(); - pages_to_free = min(pages_to_free, MAX_PGT_FREES_PER_PASS); - return pages_to_free; -} - -void -check_pgt_cache(void) -{ - long pages_to_free; - - if (unlikely(pgtable_quicklist_size <= MIN_PGT_PAGES)) - return; - - preempt_disable(); - while (unlikely((pages_to_free = min_pages_to_free()) > 0)) { - while (pages_to_free--) { - free_page((unsigned long)pgtable_quicklist_alloc()); - } - preempt_enable(); - preempt_disable(); - } - preempt_enable(); -} - void lazy_mmu_prot_update (pte_t pte) { diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c index d48bcd83253..7ed72d3faf7 100644 --- a/arch/ia64/sn/kernel/io_common.c +++ b/arch/ia64/sn/kernel/io_common.c @@ -364,7 +364,7 @@ void sn_bus_store_sysdata(struct pci_dev *dev) element = kzalloc(sizeof(struct sysdata_el), GFP_KERNEL); if (!element) { - dev_dbg(dev, "%s: out of memory!\n", __FUNCTION__); + dev_dbg(&dev->dev, "%s: out of memory!\n", __FUNCTION__); return; } element->sysdata = SN_PCIDEV_INFO(dev); diff --git a/arch/ia64/sn/kernel/xpc_partition.c b/arch/ia64/sn/kernel/xpc_partition.c index 57c723f5cba..7ba403232cb 100644 --- a/arch/ia64/sn/kernel/xpc_partition.c +++ b/arch/ia64/sn/kernel/xpc_partition.c @@ -574,7 +574,7 @@ xpc_update_partition_info(struct xpc_partition *part, u8 remote_rp_version, u64 remote_vars_pa, struct xpc_vars *remote_vars) { part->remote_rp_version = remote_rp_version; - dev_dbg(xpc_part, " remote_rp_version = 0x%016lx\n", + dev_dbg(xpc_part, " remote_rp_version = 0x%016x\n", part->remote_rp_version); part->remote_rp_stamp = *remote_rp_stamp; diff --git a/arch/ia64/sn/kernel/xpnet.c b/arch/ia64/sn/kernel/xpnet.c index 88fad85ceef..da721353097 100644 --- a/arch/ia64/sn/kernel/xpnet.c +++ b/arch/ia64/sn/kernel/xpnet.c @@ -343,8 +343,8 @@ xpnet_dev_open(struct net_device *dev) enum xpc_retval ret; - dev_dbg(xpnet, "calling xpc_connect(%d, 0x%p, NULL, %ld, %ld, %d, " - "%d)\n", XPC_NET_CHANNEL, xpnet_connection_activity, + dev_dbg(xpnet, "calling xpc_connect(%d, 0x%p, NULL, %ld, %ld, %ld, " + "%ld)\n", XPC_NET_CHANNEL, xpnet_connection_activity, XPNET_MSG_SIZE, XPNET_MSG_NENTRIES, XPNET_MAX_KTHREADS, XPNET_MAX_IDLE_KTHREADS); diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c index 2f56e8c5489..1b75b0b7d54 100644 --- a/drivers/char/snsc_event.c +++ b/drivers/char/snsc_event.c @@ -203,8 +203,6 @@ scdrv_dispatch_event(char *event, int len) class = (code & EV_CLASS_MASK); if (class == EV_CLASS_PWRD_NOTIFY || code == ENV_PWRDN_PEND) { - struct task_struct *p; - if (snsc_shutting_down) return; diff --git a/drivers/pci/hotplug/sgi_hotplug.c b/drivers/pci/hotplug/sgi_hotplug.c index 78cf0711d1f..ef07c36bccf 100644 --- a/drivers/pci/hotplug/sgi_hotplug.c +++ b/drivers/pci/hotplug/sgi_hotplug.c @@ -249,19 +249,19 @@ static int sn_slot_enable(struct hotplug_slot *bss_hotplug_slot, if (rc == PCI_SLOT_ALREADY_UP) { - dev_dbg(slot->pci_bus->self, "is already active\n"); + dev_dbg(&slot->pci_bus->self->dev, "is already active\n"); return 1; /* return 1 to user */ } if (rc == PCI_L1_ERR) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "L1 failure %d with message: %s", resp.resp_sub_errno, resp.resp_l1_msg); return -EPERM; } if (rc) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "insert failed with error %d sub-error %d\n", rc, resp.resp_sub_errno); return -EIO; @@ -287,25 +287,25 @@ static int sn_slot_disable(struct hotplug_slot *bss_hotplug_slot, if ((action == PCI_REQ_SLOT_ELIGIBLE) && (rc == PCI_SLOT_ALREADY_DOWN)) { - dev_dbg(slot->pci_bus->self, "Slot %s already inactive\n"); + dev_dbg(&slot->pci_bus->self->dev, "Slot %s already inactive\n", slot->physical_path); return 1; /* return 1 to user */ } if ((action == PCI_REQ_SLOT_ELIGIBLE) && (rc == PCI_EMPTY_33MHZ)) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "Cannot remove last 33MHz card\n"); return -EPERM; } if ((action == PCI_REQ_SLOT_ELIGIBLE) && (rc == PCI_L1_ERR)) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "L1 failure %d with message \n%s\n", resp.resp_sub_errno, resp.resp_l1_msg); return -EPERM; } if ((action == PCI_REQ_SLOT_ELIGIBLE) && rc) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "remove failed with error %d sub-error %d\n", rc, resp.resp_sub_errno); return -EIO; @@ -317,12 +317,12 @@ static int sn_slot_disable(struct hotplug_slot *bss_hotplug_slot, if ((action == PCI_REQ_SLOT_DISABLE) && !rc) { pcibus_info = SN_PCIBUS_BUSSOFT_INFO(slot->pci_bus); pcibus_info->pbi_enabled_devices &= ~(1 << device_num); - dev_dbg(slot->pci_bus->self, "remove successful\n"); + dev_dbg(&slot->pci_bus->self->dev, "remove successful\n"); return 0; } if ((action == PCI_REQ_SLOT_DISABLE) && rc) { - dev_dbg(slot->pci_bus->self,"remove failed rc = %d\n", rc); + dev_dbg(&slot->pci_bus->self->dev,"remove failed rc = %d\n", rc); } return rc; @@ -375,7 +375,7 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) num_funcs = pci_scan_slot(slot->pci_bus, PCI_DEVFN(slot->device_num + 1, 0)); if (!num_funcs) { - dev_dbg(slot->pci_bus->self, "no device in slot\n"); + dev_dbg(&slot->pci_bus->self->dev, "no device in slot\n"); mutex_unlock(&sn_hotplug_mutex); return -ENODEV; } @@ -427,7 +427,7 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) phandle = PCI_CONTROLLER(slot->pci_bus)->acpi_handle; if (acpi_bus_get_device(phandle, &pdevice)) { - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "no parent device, assuming NULL\n"); pdevice = NULL; } @@ -479,10 +479,10 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) mutex_unlock(&sn_hotplug_mutex); if (rc == 0) - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "insert operation successful\n"); else - dev_dbg(slot->pci_bus->self, + dev_dbg(&slot->pci_bus->self->dev, "insert operation failed rc = %d\n", rc); return rc; @@ -659,16 +659,16 @@ static int sn_hotplug_slot_register(struct pci_bus *pci_bus) if (rc) goto register_err; } - dev_dbg(pci_bus->self, "Registered bus with hotplug\n"); + dev_dbg(&pci_bus->self->dev, "Registered bus with hotplug\n"); return rc; register_err: - dev_dbg(pci_bus->self, "bus failed to register with err = %d\n", + dev_dbg(&pci_bus->self->dev, "bus failed to register with err = %d\n", rc); alloc_err: if (rc == -ENOMEM) - dev_dbg(pci_bus->self, "Memory allocation error\n"); + dev_dbg(&pci_bus->self->dev, "Memory allocation error\n"); /* destroy THIS element */ if (bss_hotplug_slot) @@ -701,10 +701,10 @@ static int sn_pci_hotplug_init(void) rc = sn_pci_bus_valid(pci_bus); if (rc != 1) { - dev_dbg(pci_bus->self, "not a valid hotplug bus\n"); + dev_dbg(&pci_bus->self->dev, "not a valid hotplug bus\n"); continue; } - dev_dbg(pci_bus->self, "valid hotplug bus\n"); + dev_dbg(&pci_bus->self->dev, "valid hotplug bus\n"); rc = sn_hotplug_slot_register(pci_bus); if (!rc) { diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h index 79479e2c696..67221615e31 100644 --- a/include/asm-ia64/irq.h +++ b/include/asm-ia64/irq.h @@ -11,6 +11,9 @@ * 02/29/00 D.Mosberger moved most things into hw_irq.h */ +#include <linux/types.h> +#include <linux/cpumask.h> + #define NR_IRQS 256 #define NR_IRQ_VECTORS NR_IRQS @@ -29,5 +32,8 @@ extern void disable_irq (unsigned int); extern void disable_irq_nosync (unsigned int); extern void enable_irq (unsigned int); extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); +bool is_affinity_mask_valid(cpumask_t cpumask); + +#define is_affinity_mask_valid is_affinity_mask_valid #endif /* _ASM_IA64_IRQ_H */ diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h index 828ae00e47c..2abc98b336f 100644 --- a/include/asm-ia64/kprobes.h +++ b/include/asm-ia64/kprobes.h @@ -71,13 +71,15 @@ struct prev_kprobe { #define MAX_PARAM_RSE_SIZE (0x60+0x60/0x3f) /* per-cpu kprobe control block */ +#define ARCH_PREV_KPROBE_SZ 2 struct kprobe_ctlblk { unsigned long kprobe_status; struct pt_regs jprobe_saved_regs; unsigned long jprobes_saved_stacked_regs[MAX_PARAM_RSE_SIZE]; unsigned long *bsp; unsigned long cfm; - struct prev_kprobe prev_kprobe; + atomic_t prev_kprobe_index; + struct prev_kprobe prev_kprobe[ARCH_PREV_KPROBE_SZ]; }; #define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry diff --git a/include/asm-ia64/pgalloc.h b/include/asm-ia64/pgalloc.h index 560c287b123..67552cad517 100644 --- a/include/asm-ia64/pgalloc.h +++ b/include/asm-ia64/pgalloc.h @@ -18,71 +18,18 @@ #include <linux/mm.h> #include <linux/page-flags.h> #include <linux/threads.h> +#include <linux/quicklist.h> #include <asm/mmu_context.h> -DECLARE_PER_CPU(unsigned long *, __pgtable_quicklist); -#define pgtable_quicklist __ia64_per_cpu_var(__pgtable_quicklist) -DECLARE_PER_CPU(long, __pgtable_quicklist_size); -#define pgtable_quicklist_size __ia64_per_cpu_var(__pgtable_quicklist_size) - -static inline long pgtable_quicklist_total_size(void) -{ - long ql_size = 0; - int cpuid; - - for_each_online_cpu(cpuid) { - ql_size += per_cpu(__pgtable_quicklist_size, cpuid); - } - return ql_size; -} - -static inline void *pgtable_quicklist_alloc(void) -{ - unsigned long *ret = NULL; - - preempt_disable(); - - ret = pgtable_quicklist; - if (likely(ret != NULL)) { - pgtable_quicklist = (unsigned long *)(*ret); - ret[0] = 0; - --pgtable_quicklist_size; - preempt_enable(); - } else { - preempt_enable(); - ret = (unsigned long *)__get_free_page(GFP_KERNEL | __GFP_ZERO); - } - - return ret; -} - -static inline void pgtable_quicklist_free(void *pgtable_entry) -{ -#ifdef CONFIG_NUMA - int nid = page_to_nid(virt_to_page(pgtable_entry)); - - if (unlikely(nid != numa_node_id())) { - free_page((unsigned long)pgtable_entry); - return; - } -#endif - - preempt_disable(); - *(unsigned long *)pgtable_entry = (unsigned long)pgtable_quicklist; - pgtable_quicklist = (unsigned long *)pgtable_entry; - ++pgtable_quicklist_size; - preempt_enable(); -} - static inline pgd_t *pgd_alloc(struct mm_struct *mm) { - return pgtable_quicklist_alloc(); + return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pgd_free(pgd_t * pgd) { - pgtable_quicklist_free(pgd); + quicklist_free(0, NULL, pgd); } #ifdef CONFIG_PGTABLE_4 @@ -94,12 +41,12 @@ pgd_populate(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud) static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr) { - return pgtable_quicklist_alloc(); + return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pud_free(pud_t * pud) { - pgtable_quicklist_free(pud); + quicklist_free(0, NULL, pud); } #define __pud_free_tlb(tlb, pud) pud_free(pud) #endif /* CONFIG_PGTABLE_4 */ @@ -112,12 +59,12 @@ pud_populate(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd) static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) { - return pgtable_quicklist_alloc(); + return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pmd_free(pmd_t * pmd) { - pgtable_quicklist_free(pmd); + quicklist_free(0, NULL, pmd); } #define __pmd_free_tlb(tlb, pmd) pmd_free(pmd) @@ -137,28 +84,31 @@ pmd_populate_kernel(struct mm_struct *mm, pmd_t * pmd_entry, pte_t * pte) static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long addr) { - void *pg = pgtable_quicklist_alloc(); + void *pg = quicklist_alloc(0, GFP_KERNEL, NULL); return pg ? virt_to_page(pg) : NULL; } static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr) { - return pgtable_quicklist_alloc(); + return quicklist_alloc(0, GFP_KERNEL, NULL); } static inline void pte_free(struct page *pte) { - pgtable_quicklist_free(page_address(pte)); + quicklist_free_page(0, NULL, pte); } static inline void pte_free_kernel(pte_t * pte) { - pgtable_quicklist_free(pte); + quicklist_free(0, NULL, pte); } -#define __pte_free_tlb(tlb, pte) pte_free(pte) +static inline void check_pgt_cache(void) +{ + quicklist_trim(0, NULL, 25, 16); +} -extern void check_pgt_cache(void); +#define __pte_free_tlb(tlb, pte) pte_free(pte) #endif /* _ASM_IA64_PGALLOC_H */ diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h index 861c8ec87b0..f049bc40ca7 100644 --- a/include/asm-ia64/unistd.h +++ b/include/asm-ia64/unistd.h @@ -294,11 +294,13 @@ #define __NR_vmsplice 1302 /* 1303 reserved for move_pages */ #define __NR_getcpu 1304 +#define __NR_epoll_pwait 1305 +#define __NR_utimensat 1306 #ifdef __KERNEL__ -#define NR_syscalls 281 /* length of syscall table */ +#define NR_syscalls 283 /* length of syscall table */ #define __ARCH_WANT_SYS_RT_SIGACTION #define __ARCH_WANT_SYS_RT_SIGSUSPEND diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c index ddde0ef9ccd..b4f1674fca7 100644 --- a/kernel/irq/proc.c +++ b/kernel/irq/proc.c @@ -27,6 +27,10 @@ static int irq_affinity_read_proc(char *page, char **start, off_t off, return len; } +#ifndef is_affinity_mask_valid +#define is_affinity_mask_valid(val) 1 +#endif + int no_irq_affinity; static int irq_affinity_write_proc(struct file *file, const char __user *buffer, unsigned long count, void *data) @@ -42,6 +46,9 @@ static int irq_affinity_write_proc(struct file *file, const char __user *buffer, if (err) return err; + if (!is_affinity_mask_valid(new_value)) + return -EINVAL; + /* * Do not allow disabling IRQs completely - it's a too easy * way to make the system unusable accidentally :-) At least |