From 4f49b435c8de1168a6c1d83befa65448cb166a37 Mon Sep 17 00:00:00 2001
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Sat, 7 Sep 2019 15:58:48 +0000
Subject: [PATCH] vm_object_coalesce(): avoid extending any nosplit objects,
 not only that which back tmpfs nodes.

Reviewed by:	markj
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D21560
---
 sys/vm/vm_object.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
index 10dd178b2515..b92da204cd16 100644
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -2062,7 +2062,7 @@ vm_object_coalesce(vm_object_t prev_object, vm_ooffset_t prev_offset,
 	VM_OBJECT_WLOCK(prev_object);
 	if ((prev_object->type != OBJT_DEFAULT &&
 	    prev_object->type != OBJT_SWAP) ||
-	    (prev_object->flags & OBJ_TMPFS_NODE) != 0) {
+	    (prev_object->flags & OBJ_NOSPLIT) != 0) {
 		VM_OBJECT_WUNLOCK(prev_object);
 		return (FALSE);
 	}