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From: Donald Douwsma <ddouwsma@redhat.com>
To: linux-xfs@vger.kernel.org
Cc: Donald Douwsma <ddouwsma@redhat.com>
Subject: [PATCH 3/5] xfsrestore: include TREE_DEBUG all builds
Date: Tue, 24 Feb 2026 18:17:10 +1100	[thread overview]
Message-ID: <20260224071712.1014075-4-ddouwsma@redhat.com> (raw)
In-Reply-To: <20260224071712.1014075-1-ddouwsma@redhat.com>

TREE_DEBUG guards additional tree debugging code, making it unavailable
for troubleshooting production issues in the field. Remove the define
and move the logging to level debug or nitty.

 xfsrestore -v tree=debug -f dump /tmp/testdir

Signed-off-by: Donald Douwsma <ddouwsma@redhat.com>
---
 restore/tree.c | 43 +++++++++++++++----------------------------
 restore/win.c  | 21 ++++++---------------
 2 files changed, 21 insertions(+), 43 deletions(-)

diff --git a/restore/tree.c b/restore/tree.c
index 7e79ef2..bf89c6a 100644
--- a/restore/tree.c
+++ b/restore/tree.c
@@ -1342,13 +1342,13 @@ noref_elim_recurse(nh_t parh,
 		grandcldh = cldp->n_cldh;
 		nextcldh = cldp->n_sibh;
 
-#ifdef TREE_DEBUG
-		ok = Node2path(cldh, path1, _("noref debug"));
-		mlog(MLOG_TRACE | MLOG_TREE,
-		      "noref: %s: isdir = %d, isreal = %d, isref = %d, "
-		      "isrenamedir = %d\n",
-		      path1, isdirpr, isrealpr, isrefpr, isrenamepr);
-#endif
+		if (mlog_level_ss[MLOG_SS_TREE] == MLOG_DEBUG) {
+			ok = Node2path(cldh, path1, _("noref debug"));
+			mlog(MLOG_DEBUG | MLOG_TREE,
+			      "noref: %s: isdir = %d, isreal = %d, isref = %d, "
+			      "isrenamedir = %d\n",
+			      path1, isdirpr, isrealpr, isrefpr, isrenamepr);
+		}
 
 		Node_unmap(cldh, &cldp);
 
@@ -3616,11 +3616,9 @@ adopt(nh_t parh, nh_t cldh, nrh_t nrh)
 	node_t *cldp;
 	node_t *sibp;
 
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE,
+	mlog(MLOG_NITTY | MLOG_TREE,
 	   "adopt(parent=%llu,child=%llu,node=%llu): \n",
 	   parh, cldh, nrh);
-#endif
 
 	/* fix up our child - put at front of child list */
 	cldp = Node_map(cldh);
@@ -3921,10 +3919,8 @@ link_in(nh_t nh)
 	gen_t gen;
 	nh_t hardh;
 
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE,
+	mlog(MLOG_NITTY | MLOG_TREE,
 	    "link_in(%llu): map in node\n", nh);
-#endif
 
 	/* map in the node to read ino and gen
 	 */
@@ -3940,18 +3936,14 @@ link_in(nh_t nh)
 	 * of hard link (lnk) list.
 	 */
 	if (hardh == NH_NULL) {
-#ifdef TREE_DEBUG
-		mlog(MLOG_DEBUG | MLOG_TREE,
+		mlog(MLOG_NITTY | MLOG_TREE,
 		    "link_in(): hash node in for ino %llu\n", ino);
-#endif
 		hash_in(nh);
 	} else {
 		nh_t prevh = hardh;
 		node_t *prevp = Node_map(prevh);
-#ifdef TREE_DEBUG
-		mlog(MLOG_DEBUG | MLOG_TREE,
+		mlog(MLOG_NITTY | MLOG_TREE,
 		    "link_in(): put at end of hash list\n");
-#endif
 		while (prevp->n_lnkh != NH_NULL) {
 			nh_t nexth = prevp->n_lnkh;
 			Node_unmap(prevh, &prevp);
@@ -3967,10 +3959,8 @@ link_in(nh_t nh)
 	 */
 	np->n_lnkh = NH_NULL;
 	Node_unmap(nh, &np);
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE,
+	mlog(MLOG_NITTY | MLOG_TREE,
 	    "link_in(%llu): UNmap in node\n", nh);
-#endif
 }
 
 static void
@@ -4362,11 +4352,9 @@ hash_find(xfs_ino_t ino, gen_t gen)
 		return NH_NULL;
 	}
 
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE,
+	mlog(MLOG_NITTY | MLOG_TREE,
 	     "hash_find(%llu,%u): traversing hash link list\n",
 		ino, gen);
-#endif
 
 	/* walk the list until found.
 	 */
@@ -4382,10 +4370,9 @@ hash_find(xfs_ino_t ino, gen_t gen)
 	}
 	Node_unmap(nh, &np);
 
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE,
+	mlog(MLOG_NITTY | MLOG_TREE,
 	    "hash_find(): return nh = %llu\n", nh);
-#endif
+
 	return nh;
 }
 
diff --git a/restore/win.c b/restore/win.c
index 64dae1a..8540a98 100644
--- a/restore/win.c
+++ b/restore/win.c
@@ -185,10 +185,9 @@ win_map(segix_t segix, void **pp)
 
 	CRITICAL_BEGIN();
 
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE | MLOG_NOLOCK,
+	mlog(MLOG_NITTY | MLOG_TREE | MLOG_NOLOCK,
 	     "win_map(segix=%u,addr=%p)\n", segix, pp);
-#endif
+
 	/* resize the array if necessary */
 	if (segix >= tranp->t_segmaplen)
 		win_segmap_resize(segix);
@@ -198,10 +197,8 @@ win_map(segix_t segix, void **pp)
 	 */
 	winp = tranp->t_segmap[segix];
 	if (winp) {
-#ifdef TREE_DEBUG
-		mlog(MLOG_DEBUG | MLOG_TREE | MLOG_NOLOCK,
+		mlog(MLOG_NITTY | MLOG_TREE | MLOG_NOLOCK,
 		     "win_map(): requested segment already mapped\n");
-#endif
 		if (winp->w_refcnt == 0) {
 			assert(tranp->t_lruheadp);
 			assert(tranp->t_lrutailp);
@@ -238,19 +235,15 @@ win_map(segix_t segix, void **pp)
 	 * otherwise reuse any descriptor on the LRU list.
 	 */
 	if (tranp->t_wincnt < tranp->t_winmax) {
-#ifdef TREE_DEBUG
-		mlog(MLOG_DEBUG | MLOG_TREE | MLOG_NOLOCK,
+		mlog(MLOG_NITTY | MLOG_TREE | MLOG_NOLOCK,
 		     "win_map(): create a new window\n");
-#endif
 		winp = (win_t *)calloc(1, sizeof(win_t));
 		assert(winp);
 		tranp->t_wincnt++;
 	} else if (tranp->t_lruheadp) {
 		__attribute__((unused)) int rval;
-#ifdef TREE_DEBUG
-		mlog(MLOG_DEBUG | MLOG_TREE | MLOG_NOLOCK,
+		mlog(MLOG_NITTY | MLOG_TREE | MLOG_NOLOCK,
 		     "win_map(): get head from lru freelist & unmap\n");
-#endif
 		assert(tranp->t_lrutailp);
 		winp = tranp->t_lruheadp;
 		tranp->t_lruheadp = winp->w_nextp;
@@ -284,11 +277,9 @@ win_map(segix_t segix, void **pp)
 		OFF64MAX - segoff - (off64_t)tranp->t_segsz + 1ll);
 	assert(!(tranp->t_segsz % pgsz));
 	assert(!((tranp->t_firstoff + segoff) % (off64_t)pgsz));
-#ifdef TREE_DEBUG
-	mlog(MLOG_DEBUG | MLOG_TREE | MLOG_NOLOCK,
+	mlog(MLOG_NITTY | MLOG_TREE | MLOG_NOLOCK,
 	     "win_map(): mmap segment at %lld, size = %llu\n",
 	    (off64_t)(tranp->t_firstoff + segoff), tranp->t_segsz);
-#endif
 	tranp->t_winmmaps++;
 	winp->w_p = mmap_autogrow(
 			    tranp->t_segsz,
-- 
2.47.3


  parent reply	other threads:[~2026-02-24  7:17 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-24  7:17 [PATCH 0/5] xfsdump, xfsprogs distro builds and DEBUG= Donald Douwsma
2026-02-24  7:17 ` [PATCH 1/5] xfsrestore: remove unused variable strctxp Donald Douwsma
2026-02-24  7:17 ` [PATCH 2/5] annotate variables only used for assert Donald Douwsma
2026-02-24  7:17 ` Donald Douwsma [this message]
2026-02-24  7:17 ` [PATCH 4/5] xfsrestore: remove failing assert from noref_elim_recurse Donald Douwsma
2026-03-23  3:01   ` Donald Douwsma
2026-02-24  7:17 ` [PATCH 5/5] xfsrestore: assert suppression workaround Donald Douwsma
2026-03-13 13:12 ` [PATCH 0/5] xfsdump, xfsprogs distro builds and DEBUG= Andrey Albershteyn
2026-03-23  1:48   ` Donald Douwsma

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