[src/trunk]: src/sys/dev Pass B_PHYS when reading from device. Xbd(4) at lea...

[hannken <hannken%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/781abcfcfb99
branches:  trunk
changeset: 373951:781abcfcfb99
user:      hannken <hannken%NetBSD.org@localhost>
date:      Wed Mar 22 21:14:46 2023 +0000

description:
Pass B_PHYS when reading from device.  Xbd(4) at least checks
this flag and may trigger an assertion.

diffstat:

 sys/dev/fss.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 1c9d5d992e30 -r 781abcfcfb99 sys/dev/fss.c
--- a/sys/dev/fss.c     Wed Mar 22 13:00:54 2023 +0000
+++ b/sys/dev/fss.c     Wed Mar 22 21:14:46 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fss.c,v 1.113 2022/09/24 23:18:54 thorpej Exp $        */
+/*     $NetBSD: fss.c,v 1.114 2023/03/22 21:14:46 hannken Exp $        */
 
 /*-
  * Copyright (c) 2003 The NetBSD Foundation, Inc.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.113 2022/09/24 23:18:54 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.114 2023/03/22 21:14:46 hannken Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1285,7 +1285,7 @@
 
                        /* Not on backing store, read from device. */
                        nbp = getiobuf(NULL, true);
-                       nbp->b_flags = B_READ;
+                       nbp->b_flags = B_READ | (bp->b_flags & B_PHYS);
                        nbp->b_resid = nbp->b_bcount = bp->b_bcount;
                        nbp->b_bufsize = bp->b_bcount;
                        nbp->b_data = bp->b_data;