git: 324fbdb27ab1 - stable/13 - vm_object_set_memattr(): handle all object types without listing them explicitly

[Konstantin Belousov]

The branch stable/13 has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=324fbdb27ab1dbf027cf250fd575739985bf5434

commit 324fbdb27ab1dbf027cf250fd575739985bf5434
Author:     Konstantin Belousov <kib at FreeBSD.org>
AuthorDate: 2021-05-07 18:19:30 +0000
Commit:     Konstantin Belousov <kib at FreeBSD.org>
CommitDate: 2021-05-22 09:38:30 +0000

    vm_object_set_memattr(): handle all object types without listing them explicitly
    
    (cherry picked from commit 3e7a11ca21f3a7948c50f27de5b2159f0bb56672)
---
 sys/vm/vm_object.c | 22 +++++-----------------
 1 file changed, 5 insertions(+), 17 deletions(-)

diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
index 735ab603a09b..1aa05093f93a 100644
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -330,24 +330,12 @@ vm_object_set_memattr(vm_object_t object, vm_memattr_t memattr)
 {
 
 	VM_OBJECT_ASSERT_WLOCKED(object);
-	switch (object->type) {
-	case OBJT_DEFAULT:
-	case OBJT_DEVICE:
-	case OBJT_MGTDEVICE:
-	case OBJT_PHYS:
-	case OBJT_SG:
-	case OBJT_SWAP:
-	case OBJT_SWAP_TMPFS:
-	case OBJT_VNODE:
-		if (!TAILQ_EMPTY(&object->memq))
-			return (KERN_FAILURE);
-		break;
-	case OBJT_DEAD:
+
+	if (object->type == OBJT_DEAD)
 		return (KERN_INVALID_ARGUMENT);
-	default:
-		panic("vm_object_set_memattr: object %p is of undefined type",
-		    object);
-	}
+	if (!TAILQ_EMPTY(&object->memq))
+		return (KERN_FAILURE);
+
 	object->memattr = memattr;
 	return (KERN_SUCCESS);
 }