diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/tile/include/asm/irq.h | 10 | ||||
| -rw-r--r-- | arch/tile/kernel/irq.c | 16 | ||||
| -rw-r--r-- | arch/tile/kernel/pci-dma.c | 1 | ||||
| -rw-r--r-- | arch/tile/kernel/pci.c | 1 | ||||
| -rw-r--r-- | arch/tile/kernel/sysfs.c | 1 | ||||
| -rw-r--r-- | arch/tile/lib/exports.c | 3 | ||||
| -rw-r--r-- | arch/tile/mm/homecache.c | 9 |
7 files changed, 20 insertions, 21 deletions
diff --git a/arch/tile/include/asm/irq.h b/arch/tile/include/asm/irq.h index 94e9a511de84..f80f8ceabc67 100644 --- a/arch/tile/include/asm/irq.h +++ b/arch/tile/include/asm/irq.h @@ -74,16 +74,6 @@ enum { */ void tile_irq_activate(unsigned int irq, int tile_irq_type); -/* - * For onboard, non-PCI (e.g. TILE_IRQ_PERCPU) devices, drivers know - * how to use enable/disable_percpu_irq() to manage interrupts on each - * core. We can't use the generic enable/disable_irq() because they - * use a single reference count per irq, rather than per cpu per irq. - */ -void enable_percpu_irq(unsigned int irq); -void disable_percpu_irq(unsigned int irq); - - void setup_irq_regs(void); #endif /* _ASM_TILE_IRQ_H */ diff --git a/arch/tile/kernel/irq.c b/arch/tile/kernel/irq.c index aa0134db2dd6..02e628065012 100644 --- a/arch/tile/kernel/irq.c +++ b/arch/tile/kernel/irq.c @@ -152,14 +152,13 @@ void tile_dev_intr(struct pt_regs *regs, int intnum) * Remove an irq from the disabled mask. If we're in an interrupt * context, defer enabling the HW interrupt until we leave. */ -void enable_percpu_irq(unsigned int irq) +static void tile_irq_chip_enable(struct irq_data *d) { - get_cpu_var(irq_disable_mask) &= ~(1UL << irq); + get_cpu_var(irq_disable_mask) &= ~(1UL << d->irq); if (__get_cpu_var(irq_depth) == 0) - unmask_irqs(1UL << irq); + unmask_irqs(1UL << d->irq); put_cpu_var(irq_disable_mask); } -EXPORT_SYMBOL(enable_percpu_irq); /* * Add an irq to the disabled mask. We disable the HW interrupt @@ -167,13 +166,12 @@ EXPORT_SYMBOL(enable_percpu_irq); * in an interrupt context, the return path is careful to avoid * unmasking a newly disabled interrupt. */ -void disable_percpu_irq(unsigned int irq) +static void tile_irq_chip_disable(struct irq_data *d) { - get_cpu_var(irq_disable_mask) |= (1UL << irq); - mask_irqs(1UL << irq); + get_cpu_var(irq_disable_mask) |= (1UL << d->irq); + mask_irqs(1UL << d->irq); put_cpu_var(irq_disable_mask); } -EXPORT_SYMBOL(disable_percpu_irq); /* Mask an interrupt. */ static void tile_irq_chip_mask(struct irq_data *d) @@ -209,6 +207,8 @@ static void tile_irq_chip_eoi(struct irq_data *d) static struct irq_chip tile_irq_chip = { .name = "tile_irq_chip", + .irq_enable = tile_irq_chip_enable, + .irq_disable = tile_irq_chip_disable, .irq_ack = tile_irq_chip_ack, .irq_eoi = tile_irq_chip_eoi, .irq_mask = tile_irq_chip_mask, diff --git a/arch/tile/kernel/pci-dma.c b/arch/tile/kernel/pci-dma.c index 658f2ce426a4..b3ed19f8779c 100644 --- a/arch/tile/kernel/pci-dma.c +++ b/arch/tile/kernel/pci-dma.c @@ -15,6 +15,7 @@ #include <linux/mm.h> #include <linux/dma-mapping.h> #include <linux/vmalloc.h> +#include <linux/export.h> #include <asm/tlbflush.h> #include <asm/homecache.h> diff --git a/arch/tile/kernel/pci.c b/arch/tile/kernel/pci.c index 2a8014cb1ff5..9d610d3fb11e 100644 --- a/arch/tile/kernel/pci.c +++ b/arch/tile/kernel/pci.c @@ -24,6 +24,7 @@ #include <linux/irq.h> #include <linux/io.h> #include <linux/uaccess.h> +#include <linux/export.h> #include <asm/processor.h> #include <asm/sections.h> diff --git a/arch/tile/kernel/sysfs.c b/arch/tile/kernel/sysfs.c index b671a86f4515..602908268093 100644 --- a/arch/tile/kernel/sysfs.c +++ b/arch/tile/kernel/sysfs.c @@ -18,6 +18,7 @@ #include <linux/cpu.h> #include <linux/slab.h> #include <linux/smp.h> +#include <linux/stat.h> #include <hv/hypervisor.h> /* Return a string queried from the hypervisor, truncated to page size. */ diff --git a/arch/tile/lib/exports.c b/arch/tile/lib/exports.c index a87d2a859ba9..2a81d32de0da 100644 --- a/arch/tile/lib/exports.c +++ b/arch/tile/lib/exports.c @@ -39,6 +39,9 @@ EXPORT_SYMBOL(finv_user_asm); EXPORT_SYMBOL(current_text_addr); EXPORT_SYMBOL(dump_stack); +/* arch/tile/kernel/head.S */ +EXPORT_SYMBOL(empty_zero_page); + /* arch/tile/lib/, various memcpy files */ EXPORT_SYMBOL(memcpy); EXPORT_SYMBOL(__copy_to_user_inatomic); diff --git a/arch/tile/mm/homecache.c b/arch/tile/mm/homecache.c index cbe6f4f9eca3..1cc6ae477c98 100644 --- a/arch/tile/mm/homecache.c +++ b/arch/tile/mm/homecache.c @@ -449,9 +449,12 @@ void homecache_free_pages(unsigned long addr, unsigned int order) VM_BUG_ON(!virt_addr_valid((void *)addr)); page = virt_to_page((void *)addr); if (put_page_testzero(page)) { - int pages = (1 << order); homecache_change_page_home(page, order, initial_page_home()); - while (pages--) - __free_page(page++); + if (order == 0) { + free_hot_cold_page(page, 0); + } else { + init_page_count(page); + __free_pages(page, order); + } } } |