From nobody Wed Dec 17 10:18:17 2025 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 C426E23504F; Fri, 9 May 2025 15:54:28 +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=1746806068; cv=none; b=qjKo79CfvnOYxIU/uUcNxvASIEVfqYxErE8ziY3UbtREGKkOQp7MGVVOIa8bdAeltjkrT1tW+sxFALbe++j5YU0ybN+o5+Gql/4PZEFZIWmNoX/bjBe3r+LpM6o7g4jEmwm4cwntArH8bpzAAWZ9VFxJjJiCSZthyZpBS2LGhRM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746806068; c=relaxed/simple; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=mVQTvklB/pOsZ9c5HvpZSLvdfTgv2TW+cEI/YuCTBEOX2jbPmMjZVBir8v8Dzpo3LhDC0HXp0itvENDNj8jr+Pu0GyF8NPZSpPXGo9xsnYoZ/ekGcPO1QTqvQ5QgBUR7kMoCj/kizrFe7umxDyOeJ979s33co6Jsm+IAPik0cqs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=J9cTpevM; 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="J9cTpevM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3CA0C4CEF0; Fri, 9 May 2025 15:54:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746806068; bh=qdjjg9250uAChp/B6CMoiJw5KiM08dmL8XUQ0eA5f48=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=J9cTpevMeE9DUwzeDhXL+BZPqj3KtV31YnVmEDsUK+1xpWfE/fYrAVPrcNW5iYXKe Q9xy/GHJAe6UGpdJYqsygcA+Rx4G68+hzdhPgx3+2UfYdFcTaBQuXR4FQqZqABQL+M gwEzt7LWUMW2WisEKveO1S6SSP/GOP0eDvdqVZfp+S4z1nPUwktPTOPSJAvqtp6u7L gfUzpIy5H+mO8SQ4Ge1MiSjgdZDPGHv0vWCUVlZXQcD310VTEE+Dp5SnHRlZxvYt8h W/3IidLvZSVOnf9oge3o2Kex1UZydrhMot7E3N9/K5hHbocRKsspHU5k4tC2pXlBKq rk+1IVInwsS+w== From: Jeff Layton Date: Fri, 09 May 2025 11:53:37 -0400 Subject: [PATCH v9 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: <20250509-reftrack-dbgfs-v9-1-8ab888a4524d@kernel.org> References: <20250509-reftrack-dbgfs-v9-0-8ab888a4524d@kernel.org> In-Reply-To: <20250509-reftrack-dbgfs-v9-0-8ab888a4524d@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/ZANAwAKAQAOaEEZVoIVAcsmYgBoHiUukOOKDIb4cF2s/YqNQegK/kh7hBPmE4loG newhUZ+3/yJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCaB4lLgAKCRAADmhBGVaC FX6ZEACPHYtl2ZkiY8k+RhHi4brer18Cm8cAOOgH/A+9UgPc8+IhZJFoG5kJKEFVTCyt8FpADtB +MGHt6m3HNeRsfPjMrHDfMpQ0w6j5tYsww5+7UEEErTRGPX0YAp62OHq5S0ZBokBrluc2VdxuHK awNvFgZF/fkuNF7VJec3NYTDXac3pSSqsz5IABuQ4HpGgZwENhzBzr166eOOlXFflEmc98N7Pyl YDiOjyA6oardTTOaWIgAD3jBcu3GnfcInCD2paXLI12KC9sRwLq6FT31a2PO+GcK5+liwuSgGaw MEKiNpEkTyy7eMfcMAbbLopp0qNZZlJPikul9xSkZ4/qxPiRFEag2qdFa134f52fr2w7dDyeCCx tx/9LNh58nEZn8677oXlFaw7ShI0uGCXEBD4ZNmko0vuYhbCL+WnGOpbev/FtU9gY8wpLGnaLBL bHanoDMqvaZ5curuuFXsz9GkU/W0Ns8fAc81w0a2IuB2e0IzECIyzygdv0bDNQpbVqWJmcwddSO 7cGUl90IGikoohBQ95hwfN/+eCfvJXGV13b8JQSZTZ5bmJjOiBLpzh8qscEYLH+7+yM9aOAWeOc nz1fBiOHzWMWILY2K8S0g1Fjpi/M0ip+3wkUMqAyTfkzXt/eDG7Nz1fqili1vqlUVFqps5rnl+y yQ4SaCgy2PH1GjQ== 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