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Don't allow partial buffers to be cluster-comitted.

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Zero the b_dirty{off,end} after cluster-comitting a group of buffers.

With these fixes, I was able to complete a 'make world' with remote src
and obj directories.
This commit is contained in:
Doug Rabson 1997-04-18 14:12:17 +00:00
parent e38dff1718
commit 18cab10cb3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=25003
3 changed files with 16 additions and 9 deletions
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3
sys/kern/vfs_cluster.c
View File

@ -33,7 +33,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)vfs_cluster.c 8.7 (Berkeley) 2/13/94 * @(#)vfs_cluster.c 8.7 (Berkeley) 2/13/94
* $Id: vfs_cluster.c,v 1.43 1997/03/07 14:40:54 dyson Exp $ * $Id: vfs_cluster.c,v 1.44 1997/04/01 11:48:30 bde Exp $
*/ */
#include <sys/param.h> #include <sys/param.h>
@ -468,6 +468,7 @@ cluster_callback(bp)
tbp->b_flags |= B_ERROR; tbp->b_flags |= B_ERROR;
tbp->b_error = error; tbp->b_error = error;
} }
tbp->b_dirtyoff = tbp->b_dirtyend = 0;
biodone(tbp); biodone(tbp);
} }
relpbuf(bp); relpbuf(bp);

11
sys/nfs/nfs_bio.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)nfs_bio.c 8.9 (Berkeley) 3/30/95 * @(#)nfs_bio.c 8.9 (Berkeley) 3/30/95
* $Id: nfs_bio.c,v 1.33 1997/03/09 10:21:26 bde Exp $ * $Id: nfs_bio.c,v 1.34 1997/04/03 07:52:00 dfr Exp $
*/ */
@ -962,9 +962,12 @@ nfs_doio(bp, cr, p)
iomode = NFSV3WRITE_FILESYNC; iomode = NFSV3WRITE_FILESYNC;
bp->b_flags |= B_WRITEINPROG; bp->b_flags |= B_WRITEINPROG;
error = nfs_writerpc(vp, uiop, cr, &iomode, &must_commit); error = nfs_writerpc(vp, uiop, cr, &iomode, &must_commit);
if (!error && iomode == NFSV3WRITE_UNSTABLE) if (!error && iomode == NFSV3WRITE_UNSTABLE) {
bp->b_flags |= B_NEEDCOMMIT | B_CLUSTEROK; bp->b_flags |= B_NEEDCOMMIT;
else if (bp->b_dirtyoff == 0
&& bp->b_dirtyend == bp->b_bufsize)
bp->b_flags |= B_CLUSTEROK;
} else
bp->b_flags &= ~B_NEEDCOMMIT; bp->b_flags &= ~B_NEEDCOMMIT;
bp->b_flags &= ~B_WRITEINPROG; bp->b_flags &= ~B_WRITEINPROG;

11
sys/nfsclient/nfs_bio.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)nfs_bio.c 8.9 (Berkeley) 3/30/95 * @(#)nfs_bio.c 8.9 (Berkeley) 3/30/95
* $Id: nfs_bio.c,v 1.33 1997/03/09 10:21:26 bde Exp $ * $Id: nfs_bio.c,v 1.34 1997/04/03 07:52:00 dfr Exp $
*/ */
@ -962,9 +962,12 @@ nfs_doio(bp, cr, p)
iomode = NFSV3WRITE_FILESYNC; iomode = NFSV3WRITE_FILESYNC;
bp->b_flags |= B_WRITEINPROG; bp->b_flags |= B_WRITEINPROG;
error = nfs_writerpc(vp, uiop, cr, &iomode, &must_commit); error = nfs_writerpc(vp, uiop, cr, &iomode, &must_commit);
if (!error && iomode == NFSV3WRITE_UNSTABLE) if (!error && iomode == NFSV3WRITE_UNSTABLE) {
bp->b_flags |= B_NEEDCOMMIT | B_CLUSTEROK; bp->b_flags |= B_NEEDCOMMIT;
else if (bp->b_dirtyoff == 0
&& bp->b_dirtyend == bp->b_bufsize)
bp->b_flags |= B_CLUSTEROK;
} else
bp->b_flags &= ~B_NEEDCOMMIT; bp->b_flags &= ~B_NEEDCOMMIT;
bp->b_flags &= ~B_WRITEINPROG; bp->b_flags &= ~B_WRITEINPROG;