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avoid removing syncer vnodes from the worklist twice.

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chs 2000-11-19 05:53:21 +00:00
parent b9ad1f75b9
commit 3a947bfaf7
1 changed files with 5 additions and 5 deletions
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10
sys/miscfs/syncfs/sync_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: sync_vnops.c,v 1.4 2000/09/19 22:01:59 fvdl Exp $ */
/* $NetBSD: sync_vnops.c,v 1.5 2000/11/19 05:53:21 chs Exp $ */
/*
* Copyright 1997 Marshall Kirk McKusick. All Rights Reserved.
@ -75,12 +75,14 @@ vfs_allocate_syncvnode(mp)
vp->v_writecount = 1;
vp->v_type = VNON;
/*
* Place the vnode onto the syncer worklist. We attempt to
* scatter them about on the list so that they will go off
* at evenly distributed times even if all the filesystems
* are mounted at once.
*/
next += incr;
if (next == 0 || next > syncer_maxdelay) {
start /= 2;
@ -106,10 +108,8 @@ vfs_deallocate_syncvnode(mp)
struct vnode *vp;
vp = mp->mnt_syncer;
mp->mnt_syncer = 0;
vn_syncer_remove_from_worklist(vp);
mp->mnt_syncer = NULL;
vp->v_writecount = 0;
vgone(vp);
vrele(vp);
}
@ -191,7 +191,7 @@ sync_reclaim(v)
s = splbio();
vp->v_mount->mnt_syncer = NULL;
LIST_REMOVE(vp, v_synclist);
vn_syncer_remove_from_worklist(vp);
splx(s);
return 0;