Revert to the previous hashing, double the hashtable size instead.
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4d1122bdd6
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=29094
@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* @(#)vfs_cache.c 8.5 (Berkeley) 3/22/95
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* $Id: vfs_cache.c,v 1.29 1997/09/02 20:06:01 bde Exp $
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* $Id: vfs_cache.c,v 1.30 1997/09/03 09:20:17 phk Exp $
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*/
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#include <sys/param.h>
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@ -281,7 +281,7 @@ nchinit()
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{
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TAILQ_INIT(&ncneg);
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nchashtbl = hashinit(desiredvnodes, M_CACHE, &nchash);
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nchashtbl = hashinit(desiredvnodes*2, M_CACHE, &nchash);
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}
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/*
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@ -298,14 +298,17 @@ cache_purge(vp)
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{
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struct namecache *ncp;
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struct nchashhead *ncpp;
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static u_long nextid;
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while (!LIST_EMPTY(&vp->v_cache_src))
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cache_zap(LIST_FIRST(&vp->v_cache_src));
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while (!TAILQ_EMPTY(&vp->v_cache_dst))
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cache_zap(TAILQ_FIRST(&vp->v_cache_dst));
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if (!++vp->v_id)
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vp->v_id++;
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nextid++;
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while (nextid == vp->v_id || !nextid)
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continue;
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vp->v_id = nextid;
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vp->v_dd = vp;
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vp->v_ddid = 0;
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}
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