1 files changed, 40 insertions, 36 deletions

diff --git a/fs/aufs/debug.c b/fs/aufs/debug.c
index 4529831a9..14e69cbc8 100644
--- a/fs/aufs/debug.c
+++ b/fs/aufs/debug.c
@@ -128,25 +128,24 @@ static int do_pri_inode(aufs_bindex_t bindex, struct inode *inode, int hn,
 void au_dpri_inode(struct inode *inode)
 {
 	struct au_iinfo *iinfo;
+	struct au_hinode *hi;
 	aufs_bindex_t bindex;
 	int err, hn;
 
 	err = do_pri_inode(-1, inode, -1, NULL);
-	if (err || !au_test_aufs(inode->i_sb))
+	if (err || !au_test_aufs(inode->i_sb) || is_bad_inode(inode))
 		return;
 
 	iinfo = au_ii(inode);
-	if (!iinfo)
-		return;
-	dpri("i-1: bstart %d, bend %d, gen %d\n",
-	     iinfo->ii_bstart, iinfo->ii_bend, au_iigen(inode, NULL));
-	if (iinfo->ii_bstart < 0)
+	dpri("i-1: btop %d, bbot %d, gen %d\n",
+	     iinfo->ii_btop, iinfo->ii_bbot, au_iigen(inode, NULL));
+	if (iinfo->ii_btop < 0)
 		return;
 	hn = 0;
-	for (bindex = iinfo->ii_bstart; bindex <= iinfo->ii_bend; bindex++) {
-		hn = !!au_hn(iinfo->ii_hinode + bindex);
-		do_pri_inode(bindex, iinfo->ii_hinode[0 + bindex].hi_inode, hn,
-			     iinfo->ii_hinode[0 + bindex].hi_whdentry);
+	for (bindex = iinfo->ii_btop; bindex <= iinfo->ii_bbot; bindex++) {
+		hi = au_hinode(iinfo, bindex);
+		hn = !!au_hn(hi);
+		do_pri_inode(bindex, hi->hi_inode, hn, hi->hi_whdentry);
 	}
 }
 
@@ -165,6 +164,8 @@ static int do_pri_dentry(aufs_bindex_t bindex, struct dentry *dentry)
 	struct dentry *wh = NULL;
 	int hn;
 	struct au_iinfo *iinfo;
+	struct au_hinode *hi;
+	struct inode *inode;
 
 	if (!dentry || IS_ERR(dentry)) {
 		dpri("d%d: err %ld\n", bindex, PTR_ERR(dentry));
@@ -178,16 +179,18 @@ static int do_pri_dentry(aufs_bindex_t bindex, struct dentry *dentry)
 	     au_dcount(dentry), dentry->d_flags,
 	     d_unhashed(dentry) ? "un" : "");
 	hn = -1;
+	inode = NULL;
 	if (bindex >= 0
 	    && d_is_positive(dentry)
-	    && au_test_aufs(dentry->d_sb)) {
-		iinfo = au_ii(d_inode(dentry));
-		if (iinfo) {
-			hn = !!au_hn(iinfo->ii_hinode + bindex);
-			wh = iinfo->ii_hinode[0 + bindex].hi_whdentry;
-		}
+	    && au_test_aufs(dentry->d_sb))
+		inode = d_inode(dentry);
+	if (inode && !is_bad_inode(inode)) {
+		iinfo = au_ii(inode);
+		hi = au_hinode(iinfo, bindex);
+		hn = !!au_hn(hi);
+		wh = hi->hi_whdentry;
 	}
-	do_pri_inode(bindex, d_inode(dentry), hn, wh);
+	do_pri_inode(bindex, inode, hn, wh);
 	return 0;
 }
 
@@ -205,14 +208,14 @@ void au_dpri_dentry(struct dentry *dentry)
 	dinfo = au_di(dentry);
 	if (!dinfo)
 		return;
-	dpri("d-1: bstart %d, bend %d, bwh %d, bdiropq %d, gen %d, tmp %d\n",
-	     dinfo->di_bstart, dinfo->di_bend,
+	dpri("d-1: btop %d, bbot %d, bwh %d, bdiropq %d, gen %d, tmp %d\n",
+	     dinfo->di_btop, dinfo->di_bbot,
 	     dinfo->di_bwh, dinfo->di_bdiropq, au_digen(dentry),
 	     dinfo->di_tmpfile);
-	if (dinfo->di_bstart < 0)
+	if (dinfo->di_btop < 0)
 		return;
 	hdp = dinfo->di_hdentry;
-	for (bindex = dinfo->di_bstart; bindex <= dinfo->di_bend; bindex++)
+	for (bindex = dinfo->di_btop; bindex <= dinfo->di_bbot; bindex++)
 		do_pri_dentry(bindex, hdp[0 + bindex].hd_dentry);
 }
 
@@ -284,10 +287,10 @@ static int do_pri_br(aufs_bindex_t bindex, struct au_branch *br)
 	if (!sb || IS_ERR(sb))
 		goto out;
 
-	dpri("s%d: {perm 0x%x, id %d, cnt %d, wbr %p}, "
+	dpri("s%d: {perm 0x%x, id %d, cnt %lld, wbr %p}, "
 	     "%s, dev 0x%02x%02x, flags 0x%lx, cnt %d, active %d, "
 	     "xino %d\n",
-	     bindex, br->br_perm, br->br_id, atomic_read(&br->br_count),
+	     bindex, br->br_perm, br->br_id, au_br_count(br),
 	     br->br_wbr, au_sbtype(sb), MAJOR(sb->s_dev), MINOR(sb->s_dev),
 	     sb->s_flags, sb->s_count,
 	     atomic_read(&sb->s_active), !!br->br_xino.xi_file);
@@ -318,9 +321,9 @@ void au_dpri_sb(struct super_block *sb)
 
 	a->mnt.mnt_sb = sb;
 	a->fake.br_path.mnt = &a->mnt;
-	atomic_set(&a->fake.br_count, 0);
-	smp_mb(); /* atomic_set */
+	au_br_count_init(&a->fake);
 	err = do_pri_br(-1, &a->fake);
+	au_br_count_fin(&a->fake);
 	kfree(a);
 	dpri("dev 0x%x\n", sb->s_dev);
 	if (err || !au_test_aufs(sb))
@@ -329,10 +332,11 @@ void au_dpri_sb(struct super_block *sb)
 	sbinfo = au_sbi(sb);
 	if (!sbinfo)
 		return;
-	dpri("nw %d, gen %u, kobj %d\n",
-	     atomic_read(&sbinfo->si_nowait.nw_len), sbinfo->si_generation,
+	dpri("nw %lld, gen %u, kobj %d\n",
+	     percpu_counter_sum(&sbinfo->si_nowait.nw_len),
+	     sbinfo->si_generation,
 	     atomic_read(&sbinfo->si_kobj.kref.refcount));
-	for (bindex = 0; bindex <= sbinfo->si_bend; bindex++)
+	for (bindex = 0; bindex <= sbinfo->si_bbot; bindex++)
 		do_pri_br(bindex, sbinfo->si_branch[0 + bindex]);
 }
 
@@ -342,21 +346,21 @@ void __au_dbg_verify_dinode(struct dentry *dentry, const char *func, int line)
 {
 	struct inode *h_inode, *inode = d_inode(dentry);
 	struct dentry *h_dentry;
-	aufs_bindex_t bindex, bend, bi;
+	aufs_bindex_t bindex, bbot, bi;
 
 	if (!inode /* || au_di(dentry)->di_lsc == AuLsc_DI_TMP */)
 		return;
 
-	bend = au_dbend(dentry);
-	bi = au_ibend(inode);
-	if (bi < bend)
-		bend = bi;
-	bindex = au_dbstart(dentry);
-	bi = au_ibstart(inode);
+	bbot = au_dbbot(dentry);
+	bi = au_ibbot(inode);
+	if (bi < bbot)
+		bbot = bi;
+	bindex = au_dbtop(dentry);
+	bi = au_ibtop(inode);
 	if (bi > bindex)
 		bindex = bi;
 
-	for (; bindex <= bend; bindex++) {
+	for (; bindex <= bbot; bindex++) {
 		h_dentry = au_h_dptr(dentry, bindex);
 		if (!h_dentry)
 			continue;