Author: mjg
Date: Thu Jul 30 22:52:18 2020
New Revision: 363715
URL: https://svnweb.freebsd.org/changeset/base/363715
Log:
cache: drop the useless numchecks counter
Modified:
head/sys/kern/vfs_cache.c
Modified: head/sys/kern/vfs_cache.c
==============================================================================
--- head/sys/kern/vfs_cache.c Thu Jul 30 22:14:04 2020 (r363714)
+++ head/sys/kern/vfs_cache.c Thu Jul 30 22:52:18 2020 (r363715)
@@ -419,7 +419,6 @@ STATNODE_COUNTER(numcachehv, "Number of namecache entr
STATNODE_COUNTER(numdrops, "Number of dropped entries due to reaching the
limit");
STATNODE_COUNTER(dothits, "Number of '.' hits");
STATNODE_COUNTER(dotdothits, "Number of '..' hits");
-STATNODE_COUNTER(numchecks, "Number of checks in lookup");
STATNODE_COUNTER(nummiss, "Number of cache misses");
STATNODE_COUNTER(nummisszap, "Number of cache misses we do not want to cache");
STATNODE_COUNTER(numposzaps,
@@ -1315,7 +1314,6 @@ retry:
rw_wlock(blp);
CK_LIST_FOREACH(ncp, (NCHHASH(hash)), nc_hash) {
- counter_u64_add(numchecks, 1);
if (ncp->nc_dvp == dvp && ncp->nc_nlen == cnp->cn_namelen &&
!bcmp(ncp->nc_name, cnp->cn_nameptr, ncp->nc_nlen))
break;
@@ -1460,7 +1458,6 @@ retry_hashed:
}
CK_LIST_FOREACH(ncp, (NCHHASH(hash)), nc_hash) {
- counter_u64_add(numchecks, 1);
if (ncp->nc_dvp == dvp && ncp->nc_nlen == cnp->cn_namelen &&
!bcmp(ncp->nc_name, cnp->cn_nameptr, ncp->nc_nlen))
break;
@@ -3366,7 +3363,6 @@ cache_fplookup_next(struct cache_fpl *fpl)
hash = cache_get_hash(cnp->cn_nameptr, cnp->cn_namelen, dvp);
CK_LIST_FOREACH(ncp, (NCHHASH(hash)), nc_hash) {
- counter_u64_add(numchecks, 1);
if (ncp->nc_dvp == dvp && ncp->nc_nlen == cnp->cn_namelen &&
!bcmp(ncp->nc_name, cnp->cn_nameptr, ncp->nc_nlen))
break;
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