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From: Ivan Voras <ivoras@FreeBSD.org>
Date: Mon, 16 Jan 2012 15:47:42 +0000 (UTC)
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Subject: svn commit: r230221 - head/sys/ufs/ufs
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Author: ivoras
Date: Mon Jan 16 15:47:42 2012
New Revision: 230221
URL: http://svn.freebsd.org/changeset/base/230221

Log:
  Add a bit of verbosity to the comment.

Modified:
  head/sys/ufs/ufs/ufs_dirhash.c

Modified: head/sys/ufs/ufs/ufs_dirhash.c
==============================================================================
--- head/sys/ufs/ufs/ufs_dirhash.c	Mon Jan 16 15:38:45 2012	(r230220)
+++ head/sys/ufs/ufs/ufs_dirhash.c	Mon Jan 16 15:47:42 2012	(r230221)
@@ -1248,7 +1248,12 @@ ufsdirhash_lowmem()
 {
 	struct dirhash *dh, *dh_temp;
 	int memfreed = 0;
-	/* XXX: this 10% may need to be adjusted */
+	/* 
+	 * Will free a *minimum* of 10% of the dirhash, but possibly much
+	 * more (depending on dirhashreclaimage). System with large dirhashes
+	 * probably also need a much larger dirhashreclaimage.
+	 * XXX: this percentage may need to be adjusted.
+	 */
 	int memwanted = ufs_dirhashmem / 10;
 
 	ufs_dirhashlowmemcount++;