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o Reduce chances for integer overflow.

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o More verbose sysctl description added.

MFC after:	2 weeks
Sponsored by:	Nginx, Inc.
This commit is contained in:
maxim 2012-02-25 12:06:40 +00:00
parent edda7b3954
commit 07e034748a
1 changed files with 2 additions and 2 deletions
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4
sys/kern/vfs_cache.c
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@ -369,7 +369,7 @@ sysctl_debug_hashstat_nchash(SYSCTL_HANDLER_ARGS)
maxlength = count;
}
n_nchash = nchash + 1;
pct = (used * 100 * 100) / n_nchash;
pct = (used * 100) / (n_nchash / 100);
error = SYSCTL_OUT(req, &n_nchash, sizeof(n_nchash));
if (error)
return (error);
@ -386,7 +386,7 @@ sysctl_debug_hashstat_nchash(SYSCTL_HANDLER_ARGS)
}
SYSCTL_PROC(_debug_hashstat, OID_AUTO, nchash, CTLTYPE_INT|CTLFLAG_RD|
CTLFLAG_MPSAFE, 0, 0, sysctl_debug_hashstat_nchash, "I",
"nchash chain lengths");
"nchash statistics (number of total/used buckets, maximum chain length, usage percentage)");
#endif
/*