diff options
Diffstat (limited to 'arch/sh/mm/cache.c')
| -rw-r--r-- | arch/sh/mm/cache.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 411fe605842..db2b1c5beff 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -34,6 +34,15 @@ static inline void noop__flush_region(void *start, int size) { } +static inline void cacheop_on_each_cpu(void (*func) (void *info), void *info, + int wait) +{ + preempt_disable(); + smp_call_function(func, info, wait); + func(info); + preempt_enable(); +} + void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len) @@ -149,17 +158,17 @@ void __flush_anon_page(struct page *page, unsigned long vmaddr) void flush_cache_all(void) { - on_each_cpu(local_flush_cache_all, NULL, 1); + cacheop_on_each_cpu(local_flush_cache_all, NULL, 1); } void flush_cache_mm(struct mm_struct *mm) { - on_each_cpu(local_flush_cache_mm, mm, 1); + cacheop_on_each_cpu(local_flush_cache_mm, mm, 1); } void flush_cache_dup_mm(struct mm_struct *mm) { - on_each_cpu(local_flush_cache_dup_mm, mm, 1); + cacheop_on_each_cpu(local_flush_cache_dup_mm, mm, 1); } void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, @@ -171,7 +180,7 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, data.addr1 = addr; data.addr2 = pfn; - on_each_cpu(local_flush_cache_page, (void *)&data, 1); + cacheop_on_each_cpu(local_flush_cache_page, (void *)&data, 1); } void flush_cache_range(struct vm_area_struct *vma, unsigned long start, @@ -183,12 +192,12 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, data.addr1 = start; data.addr2 = end; - on_each_cpu(local_flush_cache_range, (void *)&data, 1); + cacheop_on_each_cpu(local_flush_cache_range, (void *)&data, 1); } void flush_dcache_page(struct page *page) { - on_each_cpu(local_flush_dcache_page, page, 1); + cacheop_on_each_cpu(local_flush_dcache_page, page, 1); } void flush_icache_range(unsigned long start, unsigned long end) @@ -199,18 +208,18 @@ void flush_icache_range(unsigned long start, unsigned long end) data.addr1 = start; data.addr2 = end; - on_each_cpu(local_flush_icache_range, (void *)&data, 1); + cacheop_on_each_cpu(local_flush_icache_range, (void *)&data, 1); } void flush_icache_page(struct vm_area_struct *vma, struct page *page) { /* Nothing uses the VMA, so just pass the struct page along */ - on_each_cpu(local_flush_icache_page, page, 1); + cacheop_on_each_cpu(local_flush_icache_page, page, 1); } void flush_cache_sigtramp(unsigned long address) { - on_each_cpu(local_flush_cache_sigtramp, (void *)address, 1); + cacheop_on_each_cpu(local_flush_cache_sigtramp, (void *)address, 1); } static void compute_alias(struct cache_info *c) |