diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 2 | ||||
| -rw-r--r-- | arch/sh/boards/mach-dreamcast/irq.c | 1 | ||||
| -rw-r--r-- | arch/sh/mm/gup.c | 11 | ||||
| -rw-r--r-- | arch/sh/mm/init.c | 29 |
4 files changed, 13 insertions, 30 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 0be08d586d40..b77f512bb176 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -10,7 +10,6 @@ config SUPERH select DMA_DECLARE_COHERENT select HAVE_IDE if HAS_IOPORT_MAP select HAVE_MEMBLOCK_NODE_MAP - select ARCH_DISCARD_MEMBLOCK select HAVE_OPROFILE select HAVE_ARCH_TRACEHOOK select HAVE_PERF_EVENTS @@ -53,6 +52,7 @@ config SUPERH select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_NMI select NEED_SG_DMA_LENGTH + select ARCH_HAS_GIGANTIC_PAGE help The SuperH is a RISC processor targeted for use in embedded systems diff --git a/arch/sh/boards/mach-dreamcast/irq.c b/arch/sh/boards/mach-dreamcast/irq.c index a929f764ae04..cc06e4cdb4cd 100644 --- a/arch/sh/boards/mach-dreamcast/irq.c +++ b/arch/sh/boards/mach-dreamcast/irq.c @@ -10,7 +10,6 @@ */ #include <linux/irq.h> #include <linux/io.h> -#include <linux/irq.h> #include <linux/export.h> #include <linux/err.h> #include <mach/sysasic.h> diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c index 3e27f6d1f1ec..277c882f7489 100644 --- a/arch/sh/mm/gup.c +++ b/arch/sh/mm/gup.c @@ -204,7 +204,7 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, * get_user_pages_fast() - pin user pages in memory * @start: starting user address * @nr_pages: number of pages from start to pin - * @write: whether pages will be written to + * @gup_flags: flags modifying pin behaviour * @pages: array that receives pointers to the pages pinned. * Should be at least nr_pages long. * @@ -216,8 +216,8 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write, * requested. If nr_pages is 0 or negative, returns 0. If no pages * were pinned, returns -errno. */ -int get_user_pages_fast(unsigned long start, int nr_pages, int write, - struct page **pages) +int get_user_pages_fast(unsigned long start, int nr_pages, + unsigned int gup_flags, struct page **pages) { struct mm_struct *mm = current->mm; unsigned long addr, len, end; @@ -241,7 +241,8 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, next = pgd_addr_end(addr, end); if (pgd_none(pgd)) goto slow; - if (!gup_pud_range(pgd, addr, next, write, pages, &nr)) + if (!gup_pud_range(pgd, addr, next, gup_flags & FOLL_WRITE, + pages, &nr)) goto slow; } while (pgdp++, addr = next, addr != end); local_irq_enable(); @@ -261,7 +262,7 @@ slow_irqon: ret = get_user_pages_unlocked(start, (end - start) >> PAGE_SHIFT, pages, - write ? FOLL_WRITE : 0); + gup_flags); /* Have to be a bit careful with return values */ if (nr > 0) { diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 70621324db41..b95e343e3c9d 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -403,28 +403,16 @@ void __init mem_init(void) mem_init_done = 1; } -void free_initmem(void) -{ - free_initmem_default(-1); -} - -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - free_reserved_area((void *)start, (void *)end, -1, "initrd"); -} -#endif - #ifdef CONFIG_MEMORY_HOTPLUG -int arch_add_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap, - bool want_memblock) +int arch_add_memory(int nid, u64 start, u64 size, + struct mhp_restrictions *restrictions) { unsigned long start_pfn = PFN_DOWN(start); unsigned long nr_pages = size >> PAGE_SHIFT; int ret; /* We only have ZONE_NORMAL, so this is easy.. */ - ret = __add_pages(nid, start_pfn, nr_pages, altmap, want_memblock); + ret = __add_pages(nid, start_pfn, nr_pages, restrictions); if (unlikely(ret)) printk("%s: Failed, __add_pages() == %d\n", __func__, ret); @@ -441,20 +429,15 @@ EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); #endif #ifdef CONFIG_MEMORY_HOTREMOVE -int arch_remove_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap) +void arch_remove_memory(int nid, u64 start, u64 size, + struct vmem_altmap *altmap) { unsigned long start_pfn = PFN_DOWN(start); unsigned long nr_pages = size >> PAGE_SHIFT; struct zone *zone; - int ret; zone = page_zone(pfn_to_page(start_pfn)); - ret = __remove_pages(zone, start_pfn, nr_pages, altmap); - if (unlikely(ret)) - pr_warn("%s: Failed, __remove_pages() == %d\n", __func__, - ret); - - return ret; + __remove_pages(zone, start_pfn, nr_pages, altmap); } #endif #endif /* CONFIG_MEMORY_HOTPLUG */ |