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Pass B_PHYS when reading from device. Xbd(4) at least checks 

this flag and may trigger an assertion.
This commit is contained in:
hannken 2023-03-22 21:14:46 +00:00
parent 404b33126a
commit 9785181c64
1 changed files with 3 additions and 3 deletions
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6
sys/dev/fss.c
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@ -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 @@ fss_bs_thread(void *arg)
/* 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;