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From: Kip Macy <kmacy@FreeBSD.org>
Date: Wed, 18 Nov 2009 05:44:18 +0000 (UTC)
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Cc: 
Subject: svn commit: r199473 -
	user/kmacy/releng_8_fcs_buf/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
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Author: kmacy
Date: Wed Nov 18 05:44:17 2009
New Revision: 199473
URL: http://svn.freebsd.org/changeset/base/199473

Log:
  always invalidate older cached buffer

Modified:
  user/kmacy/releng_8_fcs_buf/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c

Modified: user/kmacy/releng_8_fcs_buf/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c
==============================================================================
--- user/kmacy/releng_8_fcs_buf/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c	Wed Nov 18 05:21:35 2009	(r199472)
+++ user/kmacy/releng_8_fcs_buf/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c	Wed Nov 18 05:44:17 2009	(r199473)
@@ -1336,16 +1336,17 @@ arc_bgetvp(arc_buf_t *buf)
 			bp->b_flags |= B_INVAL;
 			bp->b_birth = 0;
 			brelse(bp);
-		} else if ((newbp->b_flags & (B_INVAL|B_CACHE)) == B_CACHE) {
+		} else {
+			
 			bp->b_flags |= B_INVAL;
 			bp->b_birth = 0;
 			brelse(bp);
-			
-			BO_LOCK(bo);
-			bgetvp(vp, newbp);
-			BO_UNLOCK(bo);
-		} else
-			brelse(bp);
+			if ((newbp->b_flags & (B_INVAL|B_CACHE)) == B_CACHE) {
+				BO_LOCK(bo);
+				bgetvp(vp, newbp);
+				BO_UNLOCK(bo);
+			}
+		} 
 	} else {
 		newbp->b_flags |= B_CACHE;
 		newbp->b_flags &= ~B_INVAL;