svn commit: r320557 - stable/10/sys/vm

[Alan Cox]

Author: alc
Date: Sat Jul  1 22:21:11 2017
New Revision: 320557
URL: https://svnweb.freebsd.org/changeset/base/320557

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/10/sys/vm/swap_pager.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/vm/swap_pager.c
==============================================================================
--- stable/10/sys/vm/swap_pager.c	Sat Jul  1 21:54:11 2017	(r320556)
+++ stable/10/sys/vm/swap_pager.c	Sat Jul  1 22:21:11 2017	(r320557)
@@ -1400,7 +1400,7 @@ 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);
 			rtvals[i+j] = VM_PAGER_OK;
 
 			mreq->oflags |= VPO_SWAPINPROG;