From d8283a2df5c98dc227e2e11edf8737a13b735403 Mon Sep 17 00:00:00 2001
From: tedu <tedu@openbsd.org>
Date: Fri, 9 May 2014 03:54:28 +0000
Subject: [PATCH] stop using B_AGE, it was effectively retired some time ago.

---
 sys/isofs/cd9660/cd9660_vfsops.c | 5 +----
 sys/isofs/cd9660/cd9660_vnops.c  | 5 +----
 sys/msdosfs/msdosfs_vfsops.c     | 3 +--
 sys/uvm/uvm_pager.c              | 5 +----
 4 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/sys/isofs/cd9660/cd9660_vfsops.c b/sys/isofs/cd9660/cd9660_vfsops.c
index 70abba53ef2..959a77ac47b 100644
--- a/sys/isofs/cd9660/cd9660_vfsops.c
+++ b/sys/isofs/cd9660/cd9660_vfsops.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cd9660_vfsops.c,v 1.66 2013/12/01 16:40:56 krw Exp $	*/
+/*	$OpenBSD: cd9660_vfsops.c,v 1.67 2014/05/09 03:54:28 tedu Exp $	*/
 /*	$NetBSD: cd9660_vfsops.c,v 1.26 1997/06/13 15:38:58 pk Exp $	*/
 
 /*-
@@ -377,7 +377,6 @@ iso_mountfs(devvp, mp, p, argp)
 	isomp->im_bmask = logical_block_size - 1;
 	isomp->im_bshift = ffs(logical_block_size) - 1;
 
-	pribp->b_flags |= B_AGE;
 	brelse(pribp);
 	pribp = NULL;
 	
@@ -410,7 +409,6 @@ iso_mountfs(devvp, mp, p, argp)
 		 * The contents are valid,
 		 * but they will get reread as part of another vnode, so...
 		 */
-		bp->b_flags |= B_AGE;
 		brelse(bp);
 		bp = NULL;
 	}
@@ -437,7 +435,6 @@ iso_mountfs(devvp, mp, p, argp)
 		isomp->root_extent = isonum_733(rootp->extent);
 		isomp->root_size = isonum_733(rootp->size);
 		isomp->joliet_level = joliet_level;
-		supbp->b_flags |= B_AGE;
 	}
   
 	if (supbp) {
diff --git a/sys/isofs/cd9660/cd9660_vnops.c b/sys/isofs/cd9660/cd9660_vnops.c
index 9f31e5831c9..f092f047f91 100644
--- a/sys/isofs/cd9660/cd9660_vnops.c
+++ b/sys/isofs/cd9660/cd9660_vnops.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: cd9660_vnops.c,v 1.64 2013/12/14 02:57:25 guenther Exp $	*/
+/*	$OpenBSD: cd9660_vnops.c,v 1.65 2014/05/09 03:54:28 tedu Exp $	*/
 /*	$NetBSD: cd9660_vnops.c,v 1.42 1997/10/16 23:56:57 christos Exp $	*/
 
 /*-
@@ -274,9 +274,6 @@ cd9660_read(void *v)
 
 		error = uiomove(bp->b_data + on, (int)n, uio);
 
-                if (n + on == imp->logical_block_size ||
-		    uio->uio_offset == (off_t)ip->i_size)
-			bp->b_flags |= B_AGE;
 		brelse(bp);
 	} while (error == 0 && uio->uio_resid > 0 && n != 0);
 	return (error);
diff --git a/sys/msdosfs/msdosfs_vfsops.c b/sys/msdosfs/msdosfs_vfsops.c
index 36684dc6b11..4b82aab5941 100644
--- a/sys/msdosfs/msdosfs_vfsops.c
+++ b/sys/msdosfs/msdosfs_vfsops.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: msdosfs_vfsops.c,v 1.63 2013/04/15 15:32:19 jsing Exp $	*/
+/*	$OpenBSD: msdosfs_vfsops.c,v 1.64 2014/05/09 03:54:28 tedu Exp $	*/
 /*	$NetBSD: msdosfs_vfsops.c,v 1.48 1997/10/18 02:54:57 briggs Exp $	*/
 
 /*-
@@ -312,7 +312,6 @@ msdosfs_mountfs(struct vnode *devvp, struct mount *mp, struct proc *p,
 	 */
 	if ((error = bread(devvp, 0, 4096, &bp)) != 0)
 		goto error_exit;
-	bp->b_flags |= B_AGE;
 	bsp = (union bootsector *)bp->b_data;
 	b33 = (struct byte_bpb33 *)bsp->bs33.bsBPB;
 	b50 = (struct byte_bpb50 *)bsp->bs50.bsBPB;
diff --git a/sys/uvm/uvm_pager.c b/sys/uvm/uvm_pager.c
index 23b7f15d2bd..113ab4816aa 100644
--- a/sys/uvm/uvm_pager.c
+++ b/sys/uvm/uvm_pager.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: uvm_pager.c,v 1.66 2014/05/08 20:08:50 kettenis Exp $	*/
+/*	$OpenBSD: uvm_pager.c,v 1.67 2014/05/09 03:54:28 tedu Exp $	*/
 /*	$NetBSD: uvm_pager.c,v 1.36 2000/11/27 18:26:41 chs Exp $	*/
 
 /*
@@ -774,8 +774,5 @@ uvm_aio_aiodone(struct buf *bp)
 #ifdef UVM_SWAP_ENCRYPT
 freed:
 #endif
-	if (write && (bp->b_flags & B_AGE) != 0 && bp->b_vp != NULL) {
-		vwakeup(bp->b_vp);
-	}
 	pool_put(&bufpool, bp);
 }
-- 
2.20.1