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[src/trunk]: src/sys/dev/ic Reserve a CCB for the driver. Stops the annoying...
details: https://anonhg.NetBSD.org/src/rev/3d1de32ab4c4
branches: trunk
changeset: 777596:3d1de32ab4c4
user: mhitch <mhitch%NetBSD.org@localhost>
date: Fri Feb 24 18:04:51 2012 +0000
description:
Reserve a CCB for the driver. Stops the annoying cac0: unable to alloc CCB
messages.
diffstat:
sys/dev/ic/ld_cac.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diffs (27 lines):
diff -r 6b02012ad27c -r 3d1de32ab4c4 sys/dev/ic/ld_cac.c
--- a/sys/dev/ic/ld_cac.c Fri Feb 24 18:00:09 2012 +0000
+++ b/sys/dev/ic/ld_cac.c Fri Feb 24 18:04:51 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ld_cac.c,v 1.26 2012/02/02 19:43:03 tls Exp $ */
+/* $NetBSD: ld_cac.c,v 1.27 2012/02/24 18:04:51 mhitch Exp $ */
/*-
* Copyright (c) 2000, 2006 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ld_cac.c,v 1.26 2012/02/02 19:43:03 tls Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ld_cac.c,v 1.27 2012/02/24 18:04:51 mhitch Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -103,7 +103,7 @@
ld->sc_secsize = CAC_GET2(dinfo.secsize);
ld->sc_maxxfer = CAC_MAX_XFER;
- ld->sc_maxqueuecnt = CAC_MAX_CCBS / cac->sc_nunits; /* XXX */
+ ld->sc_maxqueuecnt = (CAC_MAX_CCBS - 1) / cac->sc_nunits;
ld->sc_secperunit = CAC_GET2(dinfo.ncylinders) *
CAC_GET1(dinfo.nheads) * CAC_GET1(dinfo.nsectors);
ld->sc_start = ld_cac_start;
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