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Code Issues Releases Activity

Yank out Christoph Robitschko's hack for the hanging console problem as

Browse Source 
it didn't actually fix it, and because starting the getty on /dev/console
instead of /dev/vga is a good work-around.
This commit is contained in:
David Greenman 1993-10-18 14:21:48 +00:00
parent 73853682e5
commit 519471cc84
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=629
2 changed files with 4 additions and 50 deletions
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27
sys/i386/i386/cons.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* from: @(#)cons.c 7.2 (Berkeley) 5/9/91
* $Id$
* $Id: cons.c,v 1.3 1993/10/16 14:14:49 rgrimes Exp $
*/
@ -49,7 +49,6 @@
#include "sys/tty.h"
#include "sys/file.h"
#include "sys/conf.h"
#include "sys/vnode.h"
#include "cons.h"
@ -99,25 +98,14 @@ cninit()
(*cp->cn_init)(cp);
}
static struct vnode *cnopenvp = NULLVP;
cnopen(dev, flag, mode, p)
dev_t dev;
int flag, mode;
struct proc *p;
{
int error;
if (cn_tab == NULL)
return (0);
dev = cn_tab->cn_dev;
if (cnopenvp == NULLVP)
if ((error = getdevvp(dev, &cnopenvp, VCHR))) {
printf("cnopen: getdevvp returned %d !\n", error);
return(error);
}
return ((*cdevsw[major(dev)].d_open)(dev, flag, mode, p));
}
@ -126,21 +114,10 @@ cnclose(dev, flag, mode, p)
int flag, mode;
struct proc *p;
{
int error;
if (cn_tab == NULL)
return (0);
dev = cn_tab->cn_dev;
if (vcount(cnopenvp) <= 1)
error = (*cdevsw[major(dev)].d_close)(dev, flag, mode, p);
else
error = 0;
if (error == 0) {
vrele(cnopenvp);
cnopenvp = NULLVP;
return(error);
}
return ((*cdevsw[major(dev)].d_close)(dev, flag, mode, p));
}
cnread(dev, uio, flag)

27
sys/kern/tty_cons.c
View File

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* from: @(#)cons.c 7.2 (Berkeley) 5/9/91
* $Id$
* $Id: cons.c,v 1.3 1993/10/16 14:14:49 rgrimes Exp $
*/
@ -49,7 +49,6 @@
#include "sys/tty.h"
#include "sys/file.h"
#include "sys/conf.h"
#include "sys/vnode.h"
#include "cons.h"
@ -99,25 +98,14 @@ cninit()
(*cp->cn_init)(cp);
}
static struct vnode *cnopenvp = NULLVP;
cnopen(dev, flag, mode, p)
dev_t dev;
int flag, mode;
struct proc *p;
{
int error;
if (cn_tab == NULL)
return (0);
dev = cn_tab->cn_dev;
if (cnopenvp == NULLVP)
if ((error = getdevvp(dev, &cnopenvp, VCHR))) {
printf("cnopen: getdevvp returned %d !\n", error);
return(error);
}
return ((*cdevsw[major(dev)].d_open)(dev, flag, mode, p));
}
@ -126,21 +114,10 @@ cnclose(dev, flag, mode, p)
int flag, mode;
struct proc *p;
{
int error;
if (cn_tab == NULL)
return (0);
dev = cn_tab->cn_dev;
if (vcount(cnopenvp) <= 1)
error = (*cdevsw[major(dev)].d_close)(dev, flag, mode, p);
else
error = 0;
if (error == 0) {
vrele(cnopenvp);
cnopenvp = NULLVP;
return(error);
}
return ((*cdevsw[major(dev)].d_close)(dev, flag, mode, p));
}
cnread(dev, uio, flag)