From ae13a0da650603eb50dbcd13fdc59a56951c94c6 Mon Sep 17 00:00:00 2001
From: kib <kib@FreeBSD.org>
Date: Tue, 5 May 2015 08:12:24 +0000
Subject: MFC r282128: Do not sleep waiting for the MAP_ENTRY_IN_TRANSITION
 state ending with the vnode locked.

---
 sys/vm/vm_fault.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'sys/vm')

diff --git a/sys/vm/vm_fault.c b/sys/vm/vm_fault.c
index 4311fe8..0c111da 100644
--- a/sys/vm/vm_fault.c
+++ b/sys/vm/vm_fault.c
@@ -345,6 +345,10 @@ RetryFault:;
 		vm_map_lock(fs.map);
 		if (vm_map_lookup_entry(fs.map, vaddr, &fs.entry) &&
 		    (fs.entry->eflags & MAP_ENTRY_IN_TRANSITION)) {
+			if (fs.vp != NULL) {
+				vput(fs.vp);
+				fs.vp = NULL;
+			}
 			fs.entry->eflags |= MAP_ENTRY_NEEDS_WAKEUP;
 			vm_map_unlock_and_wait(fs.map, 0);
 		} else
-- 
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