From nobody Wed Feb 11 04:01:08 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6DB7422D7B0; Thu, 29 May 2025 15:21:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748532078; cv=none; b=LaVr5fJcQ5vXcHOU1h603IuMyQAds/pwW+YbTxEYJsYLG816GG+Y3YESC654exz2yr+6UXXakFXz/mv9UKpR3ILonmEwtaahnOToawVGx9UREkz7Yy5CYqtnIHKhAY0vTSRZ8GSL7hDB1OUu5d17hYaJyqSFApU+R7k0s8ZWRXk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748532078; c=relaxed/simple; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=UtOHg2dpYJ9YgpmZ2gxE9U6dSAbpWLZagAkWbKhXXNh1JvlQ1a+Okrv+ICwrzz9b6482xv8JeJMQqGI5tzFnYJTMfVMPh5DKJjbhLzlEHFHuRAbvvr0obh0J8AkY1TDaPtBr05KoSIKWc4FCtu8GOm2y+MjVXKmfb+JflQvNESs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=k+4kriia; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="k+4kriia" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 042D8C4CEED; Thu, 29 May 2025 15:21:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748532077; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=k+4kriia5cmMEJj+owHrtkuoy4E3ZU92L00VRXLDQ7OmmZI/T6SM42hIRfI/yhdC6 a9Q3y6OW8m3YbAkDtHX5ZOdY7kyN+nwQufF7NG1cqQemF6pLGmWZBovwZ2XVwBET0q S4d2zMdPy4cewzvuBOZVb3XJnn9XZpaRKES7efBGGhu0kx6WaqdE1dyfl/U5aCiEMQ lQ1h5q3xEqSEudwWWg4p4Z0jLRuM8CksQA5Eb5j1eqmNVA9TFg1VqTxZpuh2qRHqWu LC/ngAZgWBliFQUfLWcxt1BFsPg+yA4e0wyHUJHz1aeiUr6MAEb3OMYU8yd6zWjYyC 4jt6e3daYTXAg== From: Jeff Layton Date: Thu, 29 May 2025 11:20:38 -0400 Subject: [PATCH v12 02/10] ref_tracker: don't use %pK in pr_ostream() output Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250529-reftrack-dbgfs-v12-2-11b93c0c0b6e@kernel.org> References: <20250529-reftrack-dbgfs-v12-0-11b93c0c0b6e@kernel.org> In-Reply-To: <20250529-reftrack-dbgfs-v12-0-11b93c0c0b6e@kernel.org> To: Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin Cc: Kuniyuki Iwashima , Qasim Ijaz , Nathan Chancellor , Andrew Lunn , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Jeff Layton , =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1830; i=jlayton@kernel.org; h=from:subject:message-id; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; b=kA0DAAoBAA5oQRlWghUByyZiAGg4e2WjZLfo3ycQT1CUdenqoxScpkfK+wIitZeFpDeJVdp7j 4kCMwQAAQoAHRYhBEvA17JEcbKhhOr10wAOaEEZVoIVBQJoOHtlAAoJEAAOaEEZVoIVXYcP/2BT YzbsecTgmT6T/S6gDE3X+Ekx44VdY3OuQXC5dJlhRj5CAOfmF3Hiowmmwv0cpVwNBJ+rmTQjDj6 bSuoFC0kwAun/EyZ13uYl09fQxhtJHIKNCoSOKKQ2u9eELb/E0NAShTGg3+KEkzfXWO9k2YSg2S YGA0HiOEqdKbqVqJRYJk8ROsQmH84txczppSDG1km5aJ6NAzTgTfsJIbD3etJ8CHo/DMj9Et5C1 cMptRHiTexurW4V94FVLda4jHSCzXcnhCujs+ToME6tlDJwNWIbwuigR5XGZTz8lwWxrckWmsqK +qEcJZ2dN9rbeQfTOD+mIwhHPivCZ2ra/b4bcAMSfcmbifgUSpzN0VHuQiVtpteyOLp/Z4ybl/F 682HHvSaRx3nhN1eP2lqTmUTmYlh5dW53wncqgXq/27LrBiPr2lk1E5Xz0FivdgqOJ1flMgqyTW 0DMePgkfWcuXq5vQkQYqKGicoXJsKtBP78OGam6FOVcr1oc/mc3fnG8lwZn3gwJlxtW7akrkEb6 bzx41Gi1381nFJ2uT8EeI6c0dtEAVpXtd+9qZ6QTDx8CGGsizfr8zSHOMC/m9LKIUi655bxModO 23SIhbNgHuDj9t3SbCujV4Gg0ULUPsqySin9yzsswWRrsBLl+V3nxxuWSfFMyVnf8tiQbw7u5AF jlx5y X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 As Thomas Wei=C3=9Fschuh points out [1], it is now preferable to use %p instead of hashed pointers with printk(), since raw pointers should no longer be leaked into the kernel log. Change the ref_tracker infrastructure to use %p instead of %pK in its formats. [1]: https://lore.kernel.org/netdev/20250414-restricted-pointers-net-v1-0-1= 2af0ce46cdd@linutronix.de/ Cc: Thomas Wei=C3=9Fschuh Reviewed-by: Thomas Wei=C3=9Fschuh Signed-off-by: Jeff Layton Reviewed-by: Krzysztof Karas --- lib/ref_tracker.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/ref_tracker.c b/lib/ref_tracker.c index cf5609b1ca79361763abe5a3a98484a3ee591ff2..de71439e12a3bab6456910986fa= 611dfbdd97980 100644 --- a/lib/ref_tracker.c +++ b/lib/ref_tracker.c @@ -96,7 +96,7 @@ __ref_tracker_dir_pr_ostream(struct ref_tracker_dir *dir, =20 stats =3D ref_tracker_get_stats(dir, display_limit); if (IS_ERR(stats)) { - pr_ostream(s, "%s@%pK: couldn't get stats, error %pe\n", + pr_ostream(s, "%s@%p: couldn't get stats, error %pe\n", dir->name, dir, stats); return; } @@ -107,13 +107,13 @@ __ref_tracker_dir_pr_ostream(struct ref_tracker_dir *= dir, stack =3D stats->stacks[i].stack_handle; if (sbuf && !stack_depot_snprint(stack, sbuf, STACK_BUF_SIZE, 4)) sbuf[0] =3D 0; - pr_ostream(s, "%s@%pK has %d/%d users at\n%s\n", dir->name, dir, + pr_ostream(s, "%s@%p has %d/%d users at\n%s\n", dir->name, dir, stats->stacks[i].count, stats->total, sbuf); skipped -=3D stats->stacks[i].count; } =20 if (skipped) - pr_ostream(s, "%s@%pK skipped reports about %d/%d users.\n", + pr_ostream(s, "%s@%p skipped reports about %d/%d users.\n", dir->name, dir, skipped, stats->total); =20 kfree(sbuf); --=20 2.49.0