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From: Jeff Layton <jlayton@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>,
	 "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	 Jakub Kicinski <kuba@kernel.org>,
	Paolo Abeni <pabeni@redhat.com>,  Simon Horman <horms@kernel.org>
Cc: Kuniyuki Iwashima <kuniyu@amazon.com>,
	Qasim Ijaz <qasdev00@gmail.com>,
	 Nathan Chancellor <nathan@kernel.org>,
	Andrew Lunn <andrew@lunn.ch>,
	 linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	 Jeff Layton <jlayton@kernel.org>
Subject: [PATCH v3 6/8] ref_tracker: widen the ref_tracker_dir.name field
Date: Thu, 17 Apr 2025 09:11:09 -0400	[thread overview]
Message-ID: <20250417-reftrack-dbgfs-v3-6-c3159428c8fb@kernel.org> (raw)
In-Reply-To: <20250417-reftrack-dbgfs-v3-0-c3159428c8fb@kernel.org>

Currently it's 32 bytes, but with the need to move to unique names for
debugfs files, that won't be enough. Move to a 64 byte name field.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 include/linux/ref_tracker.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/linux/ref_tracker.h b/include/linux/ref_tracker.h
index 77a55a32c067216fa02ba349498f53bd289aee0c..e47e81fd048812251eca2820a8b1e89f5750de3a 100644
--- a/include/linux/ref_tracker.h
+++ b/include/linux/ref_tracker.h
@@ -7,6 +7,8 @@
 #include <linux/stackdepot.h>
 #include <linux/seq_file.h>
 
+#define REF_TRACKER_NAMESZ	64
+
 struct ref_tracker;
 
 struct ref_tracker_dir {
@@ -21,7 +23,7 @@ struct ref_tracker_dir {
 #ifdef CONFIG_DEBUG_FS
 	struct dentry		*dentry;
 #endif
-	char			name[32];
+	char			name[REF_TRACKER_NAMESZ];
 #endif
 };
 

-- 
2.49.0


  parent reply	other threads:[~2025-04-17 13:11 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-17 13:11 [PATCH v3 0/8] ref_tracker: add ability to register a debugfs file for a ref_tracker_dir Jeff Layton
2025-04-17 13:11 ` [PATCH v3 1/8] ref_tracker: don't use %pK in pr_ostream() output Jeff Layton
2025-04-17 13:25   ` Thomas Weißschuh
2025-04-17 13:11 ` [PATCH v3 2/8] ref_tracker: add a top level debugfs directory for ref_tracker Jeff Layton
2025-04-17 19:24   ` Andrew Lunn
2025-04-17 13:11 ` [PATCH v3 3/8] ref_tracker: have callers pass output function to pr_ostream() Jeff Layton
2025-04-17 19:26   ` Andrew Lunn
2025-04-17 13:11 ` [PATCH v3 4/8] ref_tracker: allow pr_ostream() to print directly to a seq_file Jeff Layton
2025-04-17 19:27   ` Andrew Lunn
2025-04-17 13:11 ` [PATCH v3 5/8] ref_tracker: add ability to register a file in debugfs for a ref_tracker_dir Jeff Layton
2025-04-17 19:29   ` Andrew Lunn
2025-04-17 13:11 ` Jeff Layton [this message]
2025-04-17 19:29   ` [PATCH v3 6/8] ref_tracker: widen the ref_tracker_dir.name field Andrew Lunn
2025-04-17 21:27     ` Jeff Layton
2025-04-17 21:54       ` Andrew Lunn
2025-04-17 13:11 ` [PATCH v3 7/8] net: add ref_tracker_dir_debugfs() calls for netns refcount tracking Jeff Layton
2025-04-17 19:30   ` Andrew Lunn
2025-04-17 13:11 ` [PATCH v3 8/8] net: register debugfs file for net_device refcnt tracker Jeff Layton
2025-04-17 19:31   ` Andrew Lunn
2025-04-17 21:17   ` Kuniyuki Iwashima
2025-04-17 19:32 ` [PATCH v3 0/8] ref_tracker: add ability to register a debugfs file for a ref_tracker_dir Andrew Lunn

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