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-rw-r--r--sys/vm/vm_page.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index 44a57fe..01b7cc0 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -1927,7 +1927,7 @@ vm_page_alloc_freelist(int flind, int req)
/*
* Do not allocate reserved pages unless the req has asked for it.
*/
- mtx_lock(&vm_page_queue_free_mtx);
+ mtx_lock_flags(&vm_page_queue_free_mtx, MTX_RECURSE);
if (cnt.v_free_count + cnt.v_cache_count > cnt.v_free_reserved ||
(req_class == VM_ALLOC_SYSTEM &&
cnt.v_free_count + cnt.v_cache_count > cnt.v_interrupt_free_min) ||
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