From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E6F42C79F89 for ; Mon, 7 Sep 2026 05:52:04 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4hdbmy4TTgz2yvj; Mon, 07 Sep 2026 15:52:02 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2a01:4f8:c010:41de::1" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1788760322; cv=none; b=lbOcTUYYScqn0ADI3M0NDLBQvzNAalWG/dllsMFtRxpMy+RomrvjMcIwDdrZa49QIj/t18T4J0Ri0wOLyzFGWchvkEZ3X87aEyKbBepLuKvzMmiQDRskFcLPijml4f8jFcd8l/jUkNE1t7sEGkyxjal/dBcSRDvFZTmh5wWrOnwBGEc/YcnyEm4zDTMU2Q8OsUcCmiHsxGwA1uA6dAQQ8t45PFvQ9CgIwKLqd+uXmFlaryjoIO5A+VQsh+VaAfdyQ41s3tRjHjQx74UWItmoakEuVpl6A2wB37a+BKtcwtGWerjJWNWaHoEb2v8vRwejtnEQXeIXigf8XUwJtwYYaQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1788760322; c=relaxed/relaxed; bh=OE+94+rxnr6JyHzVf41++W806Ur3QbjQQuslFQknClE=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=C+o94o51cfbBIDU1kvNrThr1YW3zhsk/Od1LtoH9szigmLlRtSclW2eZhVr5ITSy9yaDAVbF2Yx/6klRdLmBJPAMQVKpkBuiw5TqSqif67J8qymakkz0SS1HVGxOU6tIZT0rdAQ2TPQb3tORYJzmluGDkcZAf2bH4PQwkEY5CnIM/0S03fba+qyOctbtSRnYc4XsHoDlCJgE1NsVQeeFtUsaWuZ43D4YIX27RcakBNMfTWmYrzdOrFqkODU+nv7IYysm8jQgX+EZ2EBmJlCcnoham63BY1l6nhCgvI/F+IiHw/2zFWoFpxL+fME4Ae5H0QwS09129De+bMuikVY+Qg== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net; dkim=pass (1024-bit key; unprotected) header.d=weissschuh.net header.i=@weissschuh.net header.a=rsa-sha256 header.s=mail header.b=A6HY3cV7; dkim-atps=neutral; spf=pass (client-ip=2a01:4f8:c010:41de::1; helo=todd.t-8ch.de; envelope-from=linux@weissschuh.net; receiver=lists.ozlabs.org) smtp.mailfrom=weissschuh.net Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=weissschuh.net header.i=@weissschuh.net header.a=rsa-sha256 header.s=mail header.b=A6HY3cV7; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=weissschuh.net (client-ip=2a01:4f8:c010:41de::1; helo=todd.t-8ch.de; envelope-from=linux@weissschuh.net; receiver=lists.ozlabs.org) X-Greylist: delayed 400 seconds by postgrey-1.37 at boromir; Mon, 07 Sep 2026 15:52:00 AEST Received: from todd.t-8ch.de (todd.t-8ch.de [IPv6:2a01:4f8:c010:41de::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4hdbmw2ktXz2xpv for ; Mon, 07 Sep 2026 15:52:00 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1788759912; bh=74OyWk+S1XapnZa91tZh7QGJ8Z65Zq0I4MGM9fNJNk4=; h=From:Subject:Date:To:Cc:From; b=A6HY3cV701dgp4nehXyHi0uuEnDYEsK/ruMG+iGzYoQjZUV/M7TXnif6yPqj1WCHf u6SwqmxYz6xiFp1/Wb0+Xphev6GzjL+dE1p6VSs5jEWoFF42oV7/2jf4QHzK47dG/q rSXkrDVQq0zPLslfyMEAaaLBw5epZDE/IPsbgxso= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Subject: [PATCH v2 0/3] driver core: Constify the signature of device_show/store_*() Date: Mon, 07 Sep 2026 07:45:00 +0200 Message-Id: <20260907-sysfs-const-attr-dev_ext_attr-v2-0-bf53afe57071@weissschuh.net> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-B4-Tracking: v=1; b=H4sIAAAAAAAC/4WOyw7CIBBFf6Vh7RjAitGV/2GapoVBcEENQ7FN0 3+3j7h2eZKbc+7ECKNHYrdiYhGzJ9+FBeShYNo14YngzcJMcqn4RUigkSyB7gIlaFKKYDDXOKR 6h9YqdbXGmhLZ4nhHtH7Y/I9qZ+rbF+q0SteF85S6OG4Hslh3v1b5p5UFcFCt1Lw8nY2S4v5BT 0Ta9e4YMLFqnucvwCtUS+EAAAA= X-Change-ID: 20260712-sysfs-const-attr-dev_ext_attr-dbf669fdfd4e To: Tony Luck , Borislav Petkov , Thomas Gleixner , Ingo Molnar , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Will Deacon , Mark Rutland , Jonathan Cameron , Yushan Wang , Jijie Shao , Khuong Dinh , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich Cc: linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-cxl@vger.kernel.org, linux-arm-msm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, driver-core@lists.linux.dev, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1788759912; l=2248; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=74OyWk+S1XapnZa91tZh7QGJ8Z65Zq0I4MGM9fNJNk4=; b=XvYmhK8g23TtkqqxN7yFFdmL3QKRYan/Vq1gOpl1Rbpx5vGwB2eFDVQ3yILkyDbE08ZBxinF5 wad1OfZF2tjA5gvkgXhlADqWAri64DSYcu+XOo2XcNPH3zmUHKsUZII X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= Prepare for the constification of 'struct dev_ext_attribute' instances by changing the signature of the standard callback functions. The first two patches prepare some drivers to handle both the const and non-const callback variants. Intended for the driver-core tree. Signed-off-by: Thomas Weißschuh --- Changes in v2: - Rebase on v7.3-rc1. - Cover a few more drivers in drivers/perf/. - Link to v1: https://patch.msgid.link/20260714-sysfs-const-attr-dev_ext_attr-v1-0-6b2c0435d621@weissschuh.net --- Thomas Weißschuh (3): x86/mce: Use __DEVICE_ATTR() macro to initialize dev_ext_attribute drivers: perf: Use __DEVICE_ATTR() macro to initialize dev_ext_attribute driver core: Constify the signature of device_show/store_*() arch/powerpc/perf/hv-24x7.c | 2 +- arch/x86/kernel/cpu/mce/core.c | 6 +++--- drivers/base/core.c | 30 ++++++++++++++--------------- drivers/perf/alibaba_uncore_drw_pmu.c | 2 +- drivers/perf/arm-cci.c | 2 +- drivers/perf/arm-ccn.c | 2 +- drivers/perf/arm_cspmu/arm_cspmu.h | 2 +- drivers/perf/arm_dsu_pmu.c | 2 +- drivers/perf/arm_spe_pmu.c | 6 +++--- drivers/perf/cxl_pmu.c | 10 +++++----- drivers/perf/fsl_imx8_ddr_perf.c | 2 +- drivers/perf/fujitsu_uncore_pmu.c | 2 +- drivers/perf/hisilicon/hisi_pcie_pmu.c | 2 +- drivers/perf/hisilicon/hisi_uncore_pmu.h | 6 +++--- drivers/perf/hisilicon/hns3_pmu.c | 6 +++--- drivers/perf/nvidia_t410_c2c_pmu.c | 2 +- drivers/perf/nvidia_t410_cmem_latency_pmu.c | 12 ++++++------ drivers/perf/qcom_l3_pmu.c | 8 ++++---- drivers/perf/starfive_starlink_pmu.c | 2 +- drivers/perf/xgene_pmu.c | 2 +- include/linux/device.h | 14 +++++++------- 21 files changed, 61 insertions(+), 61 deletions(-) --- base-commit: cee9395acd8043be0644b25c34bfa86623f2b935 change-id: 20260712-sysfs-const-attr-dev_ext_attr-dbf669fdfd4e Best regards, -- Thomas Weißschuh