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From: Alan Cox <alc@FreeBSD.org>
Date: Sat, 1 Jul 2017 21:54:11 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r320556 - stable/11/sys/vm
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Author: alc
Date: Sat Jul  1 21:54:11 2017
New Revision: 320556
URL: https://svnweb.freebsd.org/changeset/base/320556

Log:
  MFC r320049
    Pages that are passed to swap_pager_putpages() should already be fully
    dirty.  Assert that they are fully dirty rather than redundantly calling
    vm_page_dirty() on them.

Modified:
  stable/11/sys/vm/swap_pager.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/vm/swap_pager.c
==============================================================================
--- stable/11/sys/vm/swap_pager.c	Sat Jul  1 21:34:57 2017	(r320555)
+++ stable/11/sys/vm/swap_pager.c	Sat Jul  1 21:54:11 2017	(r320556)
@@ -1370,7 +1370,7 @@ swap_pager_putpages(vm_object_t object, vm_page_t *m, 
 			    mreq->pindex,
 			    blk + j
 			);
-			vm_page_dirty(mreq);
+			MPASS(mreq->dirty == VM_PAGE_BITS_ALL);
 			mreq->oflags |= VPO_SWAPINPROG;
 			bp->b_pages[j] = mreq;
 		}