diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-11 12:53:21 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-11 12:53:21 -0700 |
commit | 2a383c63ff933a496f19d6559ab54ac14871b7f3 (patch) | |
tree | b0f4a4fbc4d882c7fea7c6b8f69924284abff76d /arch | |
parent | 8bd994815987dda0947bd9afd887b1410713d4f7 (diff) | |
parent | 2bd62a40f63bd628c43a2f3637b252d0967659b0 (diff) |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] Quicklist support for IA64
[IA64] fix Kprobes reentrancy
[IA64] SN: validate smp_affinity mask on intr redirect
[IA64] drivers/char/snsc_event.c:206: warning: unused variable `p'
[IA64] mca.c:121: warning: 'cpe_poll_timer' defined but not used
[IA64] Fix - Section mismatch: reference to .init.data:mvec_name
[IA64] more warning cleanups
[IA64] Wire up epoll_pwait and utimensat
[IA64] Fix warnings resulting from type-checking in dev_dbg()
[IA64] typo s/kenrel/kernel/
Diffstat (limited to 'arch')
-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 |
14 files changed, 36 insertions, 64 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); |