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-rw-r--r--mm/vmalloc.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 775872681d0c..a3a99d39188b 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -555,10 +555,8 @@ static void __purge_vmap_area_lazy(unsigned long *start, unsigned long *end,
}
rcu_read_unlock();
- if (nr) {
- BUG_ON(nr > atomic_read(&vmap_lazy_nr));
+ if (nr)
atomic_sub(nr, &vmap_lazy_nr);
- }
if (nr || force_flush)
flush_tlb_kernel_range(*start, *end);