svn commit: r244716 - head/sys/geom

[Pawel Jakub Dawidek]

Author: pjd
Date: Wed Dec 26 20:07:47 2012
New Revision: 244716
URL: http://svnweb.freebsd.org/changeset/base/244716

Log:
  Reset provider-specific fields when resending I/O request in low memory
  conditions. This fixes assertion which checks those fields when kernel is
  compiled with DIAGNOSTIC.
  
  Reported by:	kib, pho
  MFC after:	1 week

Modified:
  head/sys/geom/geom_io.c

Modified: head/sys/geom/geom_io.c
==============================================================================
--- head/sys/geom/geom_io.c	Wed Dec 26 19:14:21 2012	(r244715)
+++ head/sys/geom/geom_io.c	Wed Dec 26 20:07:47 2012	(r244716)
@@ -567,6 +567,9 @@ g_io_deliver(struct bio *bp, int error)
 		printf("ENOMEM %p on %p(%s)\n", bp, pp, pp->name);
 	bp->bio_children = 0;
 	bp->bio_inbed = 0;
+	bp->bio_driver1 = NULL;
+	bp->bio_driver2 = NULL;
+	bp->bio_pflags = 0;
 	g_io_request(bp, cp);
 	pace++;
 	return;