parisc: ensure broadcast tlb purge runs single threaded

[karo-tx-linux.git] / arch / parisc / kernel / cache.c

diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index e10d25d2d9c935b6049d16a81a5efc02903018b2..5d8fa676814a9d79643710bbc38db4c778d735e7 100644 (file)
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -51,12 +51,12 @@ static struct pdc_btlb_info btlb_info __read_mostly;
 void
 flush_data_cache(void)
 {
-       on_each_cpu(flush_data_cache_local, NULL, 1, 1);
+       on_each_cpu(flush_data_cache_local, NULL, 1);
 }
 void 
 flush_instruction_cache(void)
 {
-       on_each_cpu(flush_instruction_cache_local, NULL, 1, 1);
+       on_each_cpu(flush_instruction_cache_local, NULL, 1);
 }
 #endif
 
@@ -398,12 +398,13 @@ EXPORT_SYMBOL(flush_kernel_icache_range_asm);
 
 void clear_user_page_asm(void *page, unsigned long vaddr)
 {
+       unsigned long flags;
        /* This function is implemented in assembly in pacache.S */
        extern void __clear_user_page_asm(void *page, unsigned long vaddr);
 
-       purge_tlb_start();
+       purge_tlb_start(flags);
        __clear_user_page_asm(page, vaddr);
-       purge_tlb_end();
+       purge_tlb_end(flags);
 }
 
 #define FLUSH_THRESHOLD 0x80000 /* 0.5MB */
@@ -444,20 +445,24 @@ extern void clear_user_page_asm(void *page, unsigned long vaddr);
 
 void clear_user_page(void *page, unsigned long vaddr, struct page *pg)
 {
+       unsigned long flags;
+
        purge_kernel_dcache_page((unsigned long)page);
-       purge_tlb_start();
+       purge_tlb_start(flags);
        pdtlb_kernel(page);
-       purge_tlb_end();
+       purge_tlb_end(flags);
        clear_user_page_asm(page, vaddr);
 }
 EXPORT_SYMBOL(clear_user_page);
 
 void flush_kernel_dcache_page_addr(void *addr)
 {
+       unsigned long flags;
+
        flush_kernel_dcache_page_asm(addr);
-       purge_tlb_start();
+       purge_tlb_start(flags);
        pdtlb_kernel(addr);
-       purge_tlb_end();
+       purge_tlb_end(flags);
 }
 EXPORT_SYMBOL(flush_kernel_dcache_page_addr);
 
@@ -490,8 +495,10 @@ void __flush_tlb_range(unsigned long sid, unsigned long start,
        if (npages >= 512)  /* 2MB of space: arbitrary, should be tuned */
                flush_tlb_all();
        else {
+               unsigned long flags;
+
                mtsp(sid, 1);
-               purge_tlb_start();
+               purge_tlb_start(flags);
                if (split_tlb) {
                        while (npages--) {
                                pdtlb(start);
@@ -504,7 +511,7 @@ void __flush_tlb_range(unsigned long sid, unsigned long start,
                                start += PAGE_SIZE;
                        }
                }
-               purge_tlb_end();
+               purge_tlb_end(flags);
        }
 }
 
@@ -515,7 +522,7 @@ static void cacheflush_h_tmp_function(void *dummy)
 
 void flush_cache_all(void)
 {
-       on_each_cpu(cacheflush_h_tmp_function, NULL, 1, 1);
+       on_each_cpu(cacheflush_h_tmp_function, NULL, 1);
 }
 
 void flush_cache_mm(struct mm_struct *mm)