1 files changed, 37 insertions, 4 deletions

diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 537eb66abd06..ca64d2a86ec0 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -849,7 +849,7 @@ void smp_tsb_sync(struct mm_struct *mm)
 }
 
 extern unsigned long xcall_flush_tlb_mm;
-extern unsigned long xcall_flush_tlb_pending;
+extern unsigned long xcall_flush_tlb_page;
 extern unsigned long xcall_flush_tlb_kernel_range;
 extern unsigned long xcall_fetch_glob_regs;
 extern unsigned long xcall_fetch_glob_pmu;
@@ -1074,23 +1074,56 @@ local_flush_and_out:
         put_cpu();
 }
 
+struct tlb_pending_info {
+        unsigned long ctx;
+        unsigned long nr;
+        unsigned long *vaddrs;
+};
+
+static void tlb_pending_func(void *info)
+{
+        struct tlb_pending_info *t = info;
+
+        __flush_tlb_pending(t->ctx, t->nr, t->vaddrs);
+}
+
 void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long *vaddrs)
 {
         u32 ctx = CTX_HWBITS(mm->context);
+        struct tlb_pending_info info;
         int cpu = get_cpu();
 
+        info.ctx = ctx;
+        info.nr = nr;
+        info.vaddrs = vaddrs;
+
         if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
                 cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
         else
-                smp_cross_call_masked(&xcall_flush_tlb_pending,
-                                      ctx, nr, (unsigned long) vaddrs,
-                                      mm_cpumask(mm));
+                smp_call_function_many(mm_cpumask(mm), tlb_pending_func,
+                                       &info, 1);
 
         __flush_tlb_pending(ctx, nr, vaddrs);
 
         put_cpu();
 }
 
+void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
+{
+        unsigned long context = CTX_HWBITS(mm->context);
+        int cpu = get_cpu();
+
+        if (mm == current->mm && atomic_read(&mm->mm_users) == 1)
+                cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
+        else
+                smp_cross_call_masked(&xcall_flush_tlb_page,
+                                      context, vaddr, 0,
+                                      mm_cpumask(mm));
+        __flush_tlb_page(context, vaddr);
+
+        put_cpu();
+}
+
 void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end)
 {
         start &= PAGE_MASK;