don't be so quick to cast macro arguments to unsigned; if the
arguments are really off_t's (e.g. to btodb), then you can lose information. This was the "> 4G file systems don't work" bug; physio uses btodb, which was broken.
This commit is contained in:
cgd
parent
909eb54fbb
commit
b8403d582b
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.1 1995/02/13 23:07:42 cgd Exp $ */
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/* $NetBSD: param.h,v 1.2 1995/03/18 07:22:43 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -131,9 +131,9 @@
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#define btoc(x) (((unsigned long)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned long)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned long)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.17 1995/02/12 19:19:38 chopps Exp $ */
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/* $NetBSD: param.h,v 1.18 1995/03/18 07:22:51 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -126,9 +126,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.7 1994/10/26 02:33:46 cgd Exp $ */
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/* $NetBSD: param.h,v 1.8 1995/03/18 07:22:57 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -122,9 +122,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.18 1995/03/05 22:06:42 mycroft Exp $ */
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/* $NetBSD: param.h,v 1.19 1995/03/18 07:23:09 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -119,8 +119,8 @@
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#define btoc(x) (((unsigned)(x) + PGOFSET) >> PGSHIFT)
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/* bytes to disk blocks */
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#define dbtob(x) ((unsigned)(x) << DEV_BSHIFT)
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#define btodb(x) ((unsigned)(x) >> DEV_BSHIFT)
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#define dbtob(x) ((x) << DEV_BSHIFT)
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#define btodb(x) ((x) >> DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.23 1994/10/27 04:16:12 cgd Exp $ */
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/* $NetBSD: param.h,v 1.24 1995/03/18 07:23:26 cgd Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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@ -122,8 +122,8 @@
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#define btoc(x) (((unsigned)(x) + PGOFSET) >> PGSHIFT)
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/* bytes to disk blocks */
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#define dbtob(x) ((unsigned)(x) << DEV_BSHIFT)
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#define btodb(x) ((unsigned)(x) >> DEV_BSHIFT)
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#define dbtob(x) ((x) << DEV_BSHIFT)
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#define btodb(x) ((x) >> DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.14 1994/11/01 03:53:28 briggs Exp $ */
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/* $NetBSD: param.h,v 1.15 1995/03/18 07:23:33 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -171,9 +171,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.9 1994/12/05 19:27:20 phil Exp $ */
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/* $NetBSD: param.h,v 1.10 1995/03/18 07:23:39 cgd Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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@ -139,9 +139,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.7 1994/11/28 18:45:39 dean Exp $ */
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/* $NetBSD: param.h,v 1.8 1995/03/18 07:23:44 cgd Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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@ -126,9 +126,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.11 1995/02/01 12:37:46 pk Exp $ */
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/* $NetBSD: param.h,v 1.12 1995/03/18 07:23:49 cgd Exp $ */
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/*
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* Copyright (c) 1992, 1993
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@ -149,9 +149,9 @@ extern int nbpg, pgofset, pgshift;
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#define btoc(x) (((unsigned)(x) + PGOFSET) >> PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.23 1994/11/28 19:13:18 gwr Exp $ */
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/* $NetBSD: param.h,v 1.24 1995/03/18 07:23:54 cgd Exp $ */
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/*
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* Copyright (c) 1994 Gordon W. Ross
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@ -124,9 +124,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param3.h,v 1.23 1994/11/28 19:13:18 gwr Exp $ */
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/* $NetBSD: param3.h,v 1.24 1995/03/18 07:23:54 cgd Exp $ */
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/*
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* Copyright (c) 1994 Gordon W. Ross
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@ -124,9 +124,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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@ -1,4 +1,4 @@
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/* $NetBSD: param.h,v 1.5 1995/02/13 00:43:26 ragge Exp $ */
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/* $NetBSD: param.h,v 1.6 1995/03/18 07:24:01 cgd Exp $ */
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/*-
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* Copyright (c) 1990 The Regents of the University of California.
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@ -145,9 +145,9 @@
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#define btoc(x) (((unsigned)(x)+(NBPG-1))>>PGSHIFT)
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#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
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((unsigned)(bytes) >> DEV_BSHIFT)
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((bytes) >> DEV_BSHIFT)
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#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
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((unsigned)(db) << DEV_BSHIFT)
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((db) << DEV_BSHIFT)
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/*
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* Map a ``block device block'' to a file system block.
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