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Code Issues Releases Activity

Partially fixed write clustering for cases where cluster_wbuild() is

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called from vfs_bio_awrite() without going through cluster_write()
or ufs_bmaparray(), in particular for all writes to block disk devices.
Only ufs_bmaparray() sets vp->v_maxio in a correct way, and it doesn't
seem to be called early enough even for regular files.
This commit is contained in:
Bruce Evans 1998-05-01 16:29:27 +00:00
parent 91d56ec1d0
commit 809e3a8464
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=35595
1 changed files with 4 additions and 1 deletions
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5
sys/kern/vfs_cluster.c
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@ -33,7 +33,7 @@
* SUCH DAMAGE.
*
* @(#)vfs_cluster.c 8.7 (Berkeley) 2/13/94
* $Id: vfs_cluster.c,v 1.59 1998/03/16 18:39:41 julian Exp $
* $Id: vfs_cluster.c,v 1.60 1998/03/19 22:48:13 dyson Exp $
*/
#include "opt_debug_cluster.h"
@ -648,6 +648,9 @@ cluster_wbuild(vp, size, start_lbn, len)
int i, j, s;
int totalwritten = 0;
int dbsize = btodb(size);
if (vp->v_maxio == 0)
vp->v_maxio = DFLTPHYS;
while (len > 0) {
s = splbio();
if (((tbp = gbincore(vp, start_lbn)) == NULL) ||