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vm_object_coalesce(): avoid extending any nosplit objects, not only

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that which back tmpfs nodes.

Reviewed by:	markj
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D21560
This commit is contained in:
Konstantin Belousov 2019-09-07 15:58:48 +00:00
parent f923be6b9a
commit 4f49b435c8
1 changed files with 1 additions and 1 deletions
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sys/vm/vm_object.c
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@ -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);
}