svn commit: r356139 - head/sys/vm

Mark Johnston markj at FreeBSD.org
Fri Dec 27 23:19:22 UTC 2019


Author: markj
Date: Fri Dec 27 23:19:21 2019
New Revision: 356139
URL: https://svnweb.freebsd.org/changeset/base/356139

Log:
  Remove some stale comments from the page allocator.
  
  Since r352110 the page lock is not required to wire pages in any
  context.

Modified:
  head/sys/vm/vm_page.c

Modified: head/sys/vm/vm_page.c
==============================================================================
--- head/sys/vm/vm_page.c	Fri Dec 27 21:44:13 2019	(r356138)
+++ head/sys/vm/vm_page.c	Fri Dec 27 23:19:21 2019	(r356139)
@@ -2072,10 +2072,6 @@ found:
 	if ((req & VM_ALLOC_SBUSY) != 0)
 		m->busy_lock = VPB_SHARERS_WORD(1);
 	if (req & VM_ALLOC_WIRED) {
-		/*
-		 * The page lock is not required for wiring a page until that
-		 * page is inserted into the object.
-		 */
 		vm_wire_add(1);
 		m->ref_count = 1;
 	}
@@ -2404,10 +2400,6 @@ again:
 		flags = PG_ZERO;
 	m->flags &= flags;
 	if ((req & VM_ALLOC_WIRED) != 0) {
-		/*
-		 * The page lock is not required for wiring a page that does
-		 * not belong to an object.
-		 */
 		vm_wire_add(1);
 		m->ref_count = 1;
 	}


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