mm: add new mmgrab() helper

[mirror_ubuntu-jammy-kernel.git] / arch / sparc / kernel / sun4d_smp.c

diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index 9d98e5002a09a483eb87b23bd68b33a6e6f83e05..7b55c50eabe55adf3c05da74871d05bb71245024 100644 (file)
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -93,7 +93,7 @@ void sun4d_cpu_pre_online(void *arg)
        show_leds(cpuid);
 
        /* Attach to the address space of init_task. */
-       atomic_inc(&init_mm.mm_count);
+       mmgrab(&init_mm);
        current->active_mm = &init_mm;
 
        local_ops->cache_all();