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Added a sysctl arg, vfs.cd9660.doclusterread. Deleted debug and

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!FreeBSD code arround cluster read stuff.
This commit is contained in:
KATO Takenori 1997-08-25 10:26:18 +00:00
parent 7fd6f1c607
commit 9d3220061d
2 changed files with 36 additions and 32 deletions
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34
sys/fs/cd9660/cd9660_vnops.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)cd9660_vnops.c 8.19 (Berkeley) 5/27/95
* $Id: cd9660_vnops.c,v 1.34 1997/04/14 18:15:47 phk Exp $
* $Id: cd9660_vnops.c,v 1.35 1997/04/15 08:05:08 bde Exp $
*/
#include <sys/param.h>
@ -44,6 +44,7 @@
#include <sys/namei.h>
#include <sys/kernel.h>
#include <sys/stat.h>
#include <sys/sysctl.h>
#include <sys/buf.h>
#include <sys/mount.h>
#include <sys/vnode.h>
@ -80,6 +81,17 @@ static int cd9660_strategy __P((struct vop_strategy_args *));
static int cd9660_print __P((struct vop_print_args *));
static int cd9660_islocked __P((struct vop_islocked_args *));
/*
* Sysctl values for the cd9660 filesystem.
*/
#define CD9660_CLUSTERREAD 1 /* cluster reading enabled */
#define CD9660_MAXID 2 /* number of valid cd9660 ids */
#define CD9660_NAMES { \
{0, 0}, \
{ "doclusterread", CTLTYPE_INT}, \
}
/*
* Setattr call. Only allowed for block and character special devices.
*/
@ -288,20 +300,10 @@ cd9660_getattr(ap)
return (0);
}
#if ISO_DEFAULT_BLOCK_SIZE >= PAGE_SIZE
#ifdef DEBUG
extern int doclusterread;
#else
#define doclusterread 1
#endif
#else
/* XXX until cluster routines can handle block sizes less than one page */
#if defined(__FreeBSD__)
#define doclusterread 1
#else
#define doclusterread 0
#endif
#endif
static int cd9660_doclusterread = 1;
SYSCTL_NODE(_vfs, MOUNT_CD9660, cd9660, CTLFLAG_RW, 0, "CD9660 filesystem");
SYSCTL_INT(_vfs_cd9660, CD9660_CLUSTERREAD, doclusterread,
CTLFLAG_RW, &cd9660_doclusterread, 0, "");
/*
* Vnode op for reading.
@ -343,7 +345,7 @@ cd9660_read(ap)
n = diff;
size = blksize(imp, ip, lbn);
rablock = lbn + 1;
if (doclusterread) {
if (cd9660_doclusterread) {
if (lblktosize(imp, rablock) <= ip->i_size)
error = cluster_read(vp, (off_t)ip->i_size,
lbn, size, NOCRED, uio->uio_resid,

34
sys/isofs/cd9660/cd9660_vnops.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)cd9660_vnops.c 8.19 (Berkeley) 5/27/95
* $Id: cd9660_vnops.c,v 1.34 1997/04/14 18:15:47 phk Exp $
* $Id: cd9660_vnops.c,v 1.35 1997/04/15 08:05:08 bde Exp $
*/
#include <sys/param.h>
@ -44,6 +44,7 @@
#include <sys/namei.h>
#include <sys/kernel.h>
#include <sys/stat.h>
#include <sys/sysctl.h>
#include <sys/buf.h>
#include <sys/mount.h>
#include <sys/vnode.h>
@ -80,6 +81,17 @@ static int cd9660_strategy __P((struct vop_strategy_args *));
static int cd9660_print __P((struct vop_print_args *));
static int cd9660_islocked __P((struct vop_islocked_args *));
/*
* Sysctl values for the cd9660 filesystem.
*/
#define CD9660_CLUSTERREAD 1 /* cluster reading enabled */
#define CD9660_MAXID 2 /* number of valid cd9660 ids */
#define CD9660_NAMES { \
{0, 0}, \
{ "doclusterread", CTLTYPE_INT}, \
}
/*
* Setattr call. Only allowed for block and character special devices.
*/
@ -288,20 +300,10 @@ cd9660_getattr(ap)
return (0);
}
#if ISO_DEFAULT_BLOCK_SIZE >= PAGE_SIZE
#ifdef DEBUG
extern int doclusterread;
#else
#define doclusterread 1
#endif
#else
/* XXX until cluster routines can handle block sizes less than one page */
#if defined(__FreeBSD__)
#define doclusterread 1
#else
#define doclusterread 0
#endif
#endif
static int cd9660_doclusterread = 1;
SYSCTL_NODE(_vfs, MOUNT_CD9660, cd9660, CTLFLAG_RW, 0, "CD9660 filesystem");
SYSCTL_INT(_vfs_cd9660, CD9660_CLUSTERREAD, doclusterread,
CTLFLAG_RW, &cd9660_doclusterread, 0, "");
/*
* Vnode op for reading.
@ -343,7 +345,7 @@ cd9660_read(ap)
n = diff;
size = blksize(imp, ip, lbn);
rablock = lbn + 1;
if (doclusterread) {
if (cd9660_doclusterread) {
if (lblktosize(imp, rablock) <= ip->i_size)
error = cluster_read(vp, (off_t)ip->i_size,
lbn, size, NOCRED, uio->uio_resid,