From nobody Mon Feb 9 13:57:56 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 E39EE287508; Wed, 7 May 2025 13:06:54 +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=1746623215; cv=none; b=dFkuJhTm+ItvEQ+vJlerw+wRdiw32wjidWGoNJe6A0O99oPi8g7Mj8L4sBI/IG5esIA89tkxWK22vDsT5PwmXLwderdx1NlgUxQnHUFKrTbUsJyclAWPg/d8wEzuPjdQFvwltvfXcrWWjvilTBbAY/W+a5Bor7e5dWhCR6Covmk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746623215; c=relaxed/simple; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=riWaSpF9mbLgMxJdf87CeS2yQxDUUe/8tV+r8FxOtgRWFchUDGsYhmnJpXxpfOqdNHSNrxAGOD1tEsOUGSJvpPn4i0rYH5wBtUYzFzZth9C6lvZAbGW+AbAy185x1gBIKdbOt9MbuYWIP48/5RRfZrlWQU+noDdG/rDllaEXeW4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WjkJXqpV; 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="WjkJXqpV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 846CFC4CEF0; Wed, 7 May 2025 13:06:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746623214; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=WjkJXqpVGOlEPr0StF2TAok86cYc7cvffLPF3SqVtniYzXD7CK/i0+JQWuFhHJLY7 nIL3jiKPlS2tOez3QzJnYq092LjvuS3Kv3D4m87fptFqr6nOGTpRHjn73+JruMqAv8 27Kd2WFurR1bZvTXXnjRjOuPZ1GojElzmykunzQNx+c6wDXZu9SkFnInq2Ri9m80oJ oUSWtvd3X0vDy4Td01I6tF7u5tLirC/lz9OhqcisZ7F1SokcWwuyWuftpsI2AaGjcU Ih2Ae+rIeHkb6yEqX7bGrqnh57Qu5aA6RrX4FDoYsUBiLRKEqi1qS6LBuNtPDm3/ry T8EHjIVAZqUZA== From: Jeff Layton Date: Wed, 07 May 2025 09:06:26 -0400 Subject: [PATCH v8 01/10] 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: <20250507-reftrack-dbgfs-v8-1-607717d3bb98@kernel.org> References: <20250507-reftrack-dbgfs-v8-0-607717d3bb98@kernel.org> In-Reply-To: <20250507-reftrack-dbgfs-v8-0-607717d3bb98@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=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBoG1rozw8pIJYImQtLJhggMZ2BUDCVWRQcpww4D rddOwY3n1SJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCaBta6AAKCRAADmhBGVaC FcS+EADIeZPW4Y0bU21Lb2jOiKoU/j1AtJYYQn77DCI0VR0VDWhQlo2Q2yPebSBx7PqvxRu0usr 4kS4EUpK39qc9hQjYbk9VHJ8VdAiVe+MvKzNHYihYRm7ni2SsDccAqD4SEnnb6SEjfZMcPYilbi HJs1Gl5Z6j9idVeNP8sYyab8IIur9ENFy0yLXA5+lKpGduo+dt+LbODJXSu0/6PzK2sC/2bEwSa +W/x2bDWj9xK1qOVrtDIAV4U8YlxTnI86dUTPC23crFx1bV6CfRb4gFmldmPS0wjmuSLJL91soe Mmu/P87O8gWpJEVEPqaBUF7ySbSDMLeuarsFlMQ1vrLp3KI2ipaa52bSVRLESjr8WrNdk4v1nFO eluzeZgCkvZErjSrCtItZle4XVH9w1APBGd04rmalwvONLXkTKRK9puCSALv1mWrr8h64EwdCvY B3ry52gdYMis1RX0XWgiLHWocC1K1xWWI1giHBEDH2WOPSHZ3cE8cMmC+IvEBbKzj6Bv2M/8AXE 2jz3Euu5EsF/ICwT9uCFudPAo3y3VSBsud7u6D0ekyUVyDUDTPr/+s2zkysrZLYY2/XBhLB+9wI GEPF1RJgGf4ejAlQ89JJS+T6zZrGiHFNaqLu4kJc00PUgKQx7GM6AshTrl1KDt5V2ai3q7mFQxZ 1AuBtbRKX7NerPA== 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 --- 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