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From Gene Stark:

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If nd->swap_nblks is zero in nfs_mountroot(), then the system
       comes up without initializing swapdev_vp to an actual vnode pointer.
       The swap pager assumes a non-NULL value for swapdev_vp.

       The fix is to try initializing local swap if no NFS swap space
       is specified.
This commit is contained in:
jkh 1995-01-03 07:44:10 +00:00
parent 2a2e5beeb8
commit e021e4524b
2 changed files with 14 additions and 2 deletions
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8
sys/nfs/nfs_vfsops.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_vfsops.c 8.3 (Berkeley) 1/4/94
* $Id: nfs_vfsops.c,v 1.8 1994/10/23 23:26:18 wollman Exp $
* $Id: nfs_vfsops.c,v 1.9 1994/12/08 20:59:33 phk Exp $
*/
#include <sys/param.h>
@ -290,6 +290,12 @@ nfs_mountroot()
swdevt[i].sw_nblks/2);
} else
printf("using %d kbyte.\n",swdevt[i].sw_nblks/2);
} else {
/*
* No NFS swap space was specified, try using local disk
*/
if (bdevvp(swapdev, &swapdev_vp))
panic("nfs_mountroot: can't setup bdevvp for swap");
}
/*

8
sys/nfsclient/nfs_vfsops.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_vfsops.c 8.3 (Berkeley) 1/4/94
* $Id: nfs_vfsops.c,v 1.8 1994/10/23 23:26:18 wollman Exp $
* $Id: nfs_vfsops.c,v 1.9 1994/12/08 20:59:33 phk Exp $
*/
#include <sys/param.h>
@ -290,6 +290,12 @@ nfs_mountroot()
swdevt[i].sw_nblks/2);
} else
printf("using %d kbyte.\n",swdevt[i].sw_nblks/2);
} else {
/*
* No NFS swap space was specified, try using local disk
*/
if (bdevvp(swapdev, &swapdev_vp))
panic("nfs_mountroot: can't setup bdevvp for swap");
}
/*