1 files changed, 7 insertions, 7 deletions

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 3308007d8427..d3c1f5ee48b4 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -606,7 +606,7 @@ static atomic_t vmap_lazy_nr = ATOMIC_INIT(0);
  * by this look, but we want to avoid concurrent calls for performance
  * reasons and to make the pcpu_get_vm_areas more deterministic.
  */
-static DEFINE_SPINLOCK(vmap_purge_lock);
+static DEFINE_MUTEX(vmap_purge_lock);
 
 /* for per-CPU blocks */
 static void purge_fragmented_blocks_allcpus(void);
@@ -660,9 +660,9 @@ static bool __purge_vmap_area_lazy(unsigned long start, unsigned long end)
  */
 static void try_purge_vmap_area_lazy(void)
 {
-        if (spin_trylock(&vmap_purge_lock)) {
+        if (mutex_trylock(&vmap_purge_lock)) {
                 __purge_vmap_area_lazy(ULONG_MAX, 0);
-                spin_unlock(&vmap_purge_lock);
+                mutex_unlock(&vmap_purge_lock);
         }
 }
 
@@ -671,10 +671,10 @@ static void try_purge_vmap_area_lazy(void)
  */
 static void purge_vmap_area_lazy(void)
 {
-        spin_lock(&vmap_purge_lock);
+        mutex_lock(&vmap_purge_lock);
         purge_fragmented_blocks_allcpus();
         __purge_vmap_area_lazy(ULONG_MAX, 0);
-        spin_unlock(&vmap_purge_lock);
+        mutex_unlock(&vmap_purge_lock);
 }
 
 /*
@@ -1063,11 +1063,11 @@ void vm_unmap_aliases(void)
                 rcu_read_unlock();
         }
 
-        spin_lock(&vmap_purge_lock);
+        mutex_lock(&vmap_purge_lock);
         purge_fragmented_blocks_allcpus();
         if (!__purge_vmap_area_lazy(start, end) && flush)
                 flush_tlb_kernel_range(start, end);
-        spin_unlock(&vmap_purge_lock);
+        mutex_unlock(&vmap_purge_lock);
 }
 EXPORT_SYMBOL_GPL(vm_unmap_aliases);