diff options
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/barrier.h | 7 | ||||
| -rw-r--r-- | arch/ia64/include/asm/irq_remapping.h | 2 | ||||
| -rw-r--r-- | arch/ia64/include/asm/topology.h | 2 | ||||
| -rw-r--r-- | arch/ia64/include/uapi/asm/cmpxchg.h | 2 | ||||
| -rw-r--r-- | arch/ia64/kernel/msi_ia64.c | 30 | ||||
| -rw-r--r-- | arch/ia64/kernel/smpboot.c | 3 | ||||
| -rw-r--r-- | arch/ia64/mm/fault.c | 4 |
7 files changed, 25 insertions, 25 deletions
diff --git a/arch/ia64/include/asm/barrier.h b/arch/ia64/include/asm/barrier.h index f6769eb..843ba43 100644 --- a/arch/ia64/include/asm/barrier.h +++ b/arch/ia64/include/asm/barrier.h @@ -77,12 +77,7 @@ do { \ ___p1; \ }) -/* - * XXX check on this ---I suspect what Linus really wants here is - * acquire vs release semantics but we can't discuss this stuff with - * Linus just yet. Grrr... - */ -#define set_mb(var, value) do { (var) = (value); mb(); } while (0) +#define smp_store_mb(var, value) do { WRITE_ONCE(var, value); mb(); } while (0) /* * The group barrier in front of the rsm & ssm are necessary to ensure diff --git a/arch/ia64/include/asm/irq_remapping.h b/arch/ia64/include/asm/irq_remapping.h index e3b3556..a8687b1 100644 --- a/arch/ia64/include/asm/irq_remapping.h +++ b/arch/ia64/include/asm/irq_remapping.h @@ -1,6 +1,4 @@ #ifndef __IA64_INTR_REMAPPING_H #define __IA64_INTR_REMAPPING_H #define irq_remapping_enabled 0 -#define dmar_alloc_hwirq create_irq -#define dmar_free_hwirq destroy_irq #endif diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h index 6437ca2..3ad8f69 100644 --- a/arch/ia64/include/asm/topology.h +++ b/arch/ia64/include/asm/topology.h @@ -53,7 +53,7 @@ void build_cpu_to_node_map(void); #define topology_physical_package_id(cpu) (cpu_data(cpu)->socket_id) #define topology_core_id(cpu) (cpu_data(cpu)->core_id) #define topology_core_cpumask(cpu) (&cpu_core_map[cpu]) -#define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) +#define topology_sibling_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu)) #endif extern void arch_fix_phys_package_id(int num, u32 slot); diff --git a/arch/ia64/include/uapi/asm/cmpxchg.h b/arch/ia64/include/uapi/asm/cmpxchg.h index f35109b..a0e3620 100644 --- a/arch/ia64/include/uapi/asm/cmpxchg.h +++ b/arch/ia64/include/uapi/asm/cmpxchg.h @@ -61,8 +61,6 @@ extern void ia64_xchg_called_with_bad_pointer(void); * indicated by comparing RETURN with OLD. */ -#define __HAVE_ARCH_CMPXCHG 1 - /* * This function doesn't exist, so you'll get a linker error * if something tries to do an invalid cmpxchg(). diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c index 9dd7464..d70bf15 100644 --- a/arch/ia64/kernel/msi_ia64.c +++ b/arch/ia64/kernel/msi_ia64.c @@ -165,7 +165,7 @@ static struct irq_chip dmar_msi_type = { .irq_retrigger = ia64_msi_retrigger_irq, }; -static int +static void msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_msg *msg) { struct irq_cfg *cfg = irq_cfg + irq; @@ -186,21 +186,29 @@ msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_msg *msg) MSI_DATA_LEVEL_ASSERT | MSI_DATA_DELIVERY_FIXED | MSI_DATA_VECTOR(cfg->vector); - return 0; } -int arch_setup_dmar_msi(unsigned int irq) +int dmar_alloc_hwirq(int id, int node, void *arg) { - int ret; + int irq; struct msi_msg msg; - ret = msi_compose_msg(NULL, irq, &msg); - if (ret < 0) - return ret; - dmar_msi_write(irq, &msg); - irq_set_chip_and_handler_name(irq, &dmar_msi_type, handle_edge_irq, - "edge"); - return 0; + irq = create_irq(); + if (irq > 0) { + irq_set_handler_data(irq, arg); + irq_set_chip_and_handler_name(irq, &dmar_msi_type, + handle_edge_irq, "edge"); + msi_compose_msg(NULL, irq, &msg); + dmar_msi_write(irq, &msg); + } + + return irq; +} + +void dmar_free_hwirq(int irq) +{ + irq_set_handler_data(irq, NULL); + destroy_irq(irq); } #endif /* CONFIG_INTEL_IOMMU */ diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 213a7a5..0e76fad 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -126,7 +126,7 @@ int smp_num_siblings = 1; volatile int ia64_cpu_to_sapicid[NR_CPUS]; EXPORT_SYMBOL(ia64_cpu_to_sapicid); -static volatile cpumask_t cpu_callin_map; +static cpumask_t cpu_callin_map; struct smp_boot_data smp_boot_data __initdata; @@ -476,6 +476,7 @@ do_boot_cpu (int sapicid, int cpu, struct task_struct *idle) for (timeout = 0; timeout < 100000; timeout++) { if (cpumask_test_cpu(cpu, &cpu_callin_map)) break; /* It has booted */ + barrier(); /* Make sure we re-read cpu_callin_map */ udelay(100); } Dprintk("\n"); diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c index ba5ba7a..70b40d1 100644 --- a/arch/ia64/mm/fault.c +++ b/arch/ia64/mm/fault.c @@ -11,10 +11,10 @@ #include <linux/kprobes.h> #include <linux/kdebug.h> #include <linux/prefetch.h> +#include <linux/uaccess.h> #include <asm/pgtable.h> #include <asm/processor.h> -#include <asm/uaccess.h> extern int die(char *, struct pt_regs *, long); @@ -96,7 +96,7 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re /* * If we're in an interrupt or have no user context, we must not take the fault.. */ - if (in_atomic() || !mm) + if (faulthandler_disabled() || !mm) goto no_context; #ifdef CONFIG_VIRTUAL_MEM_MAP |
