From Gene Stark:
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.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=5353
@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* @(#)nfs_vfsops.c 8.3 (Berkeley) 1/4/94
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* $Id: nfs_vfsops.c,v 1.8 1994/10/23 23:26:18 wollman Exp $
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* $Id: nfs_vfsops.c,v 1.9 1994/12/08 20:59:33 phk Exp $
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*/
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#include <sys/param.h>
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@ -290,6 +290,12 @@ nfs_mountroot()
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swdevt[i].sw_nblks/2);
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} else
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printf("using %d kbyte.\n",swdevt[i].sw_nblks/2);
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} else {
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/*
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* No NFS swap space was specified, try using local disk
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*/
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if (bdevvp(swapdev, &swapdev_vp))
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panic("nfs_mountroot: can't setup bdevvp for swap");
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}
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/*
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* @(#)nfs_vfsops.c 8.3 (Berkeley) 1/4/94
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* $Id: nfs_vfsops.c,v 1.8 1994/10/23 23:26:18 wollman Exp $
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* $Id: nfs_vfsops.c,v 1.9 1994/12/08 20:59:33 phk Exp $
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*/
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#include <sys/param.h>
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@ -290,6 +290,12 @@ nfs_mountroot()
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swdevt[i].sw_nblks/2);
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} else
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printf("using %d kbyte.\n",swdevt[i].sw_nblks/2);
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} else {
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/*
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* No NFS swap space was specified, try using local disk
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*/
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if (bdevvp(swapdev, &swapdev_vp))
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panic("nfs_mountroot: can't setup bdevvp for swap");
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}
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/*
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