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Marliere" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marliere.net; s=2023; t=1706972267; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=iVvoN0wXfCgYng52T3ebQoQAp0KpMeD8Gkb2umjpO9Y=; b=INjUJtz8DPIqbSPB0oi9DnXpCTzfz5qo35IochaMl9KhSs8YmCILnNcSTacdhYtIuOGtGs rWqFE2y8ntWahRi4AAIXM8wK5OTX+QXqN+Fp4qCuwecIrJ2L/lKYJPDWWJUNywg/toav+t sMGs8n1TRjEmmCYmL6zZIYpS3qJf1JTeCwPSB9wG5p/ieyRh5mcVaUJBODlIsUw5bG68jg gNJNSunbiV6lHW9PEFMV7s2ELYHCShKrsqj7glWxKF+nwxvCQJAdruq2EdSWy7ueTutrTp qqtsSIiYLRPLeIrEhmkncasu9tU99kRVTDiU1T4Galyu74wPkVFc/+TM9CzBhw== Authentication-Results: ORIGINATING; auth=pass smtp.auth=ricardo@marliere.net smtp.mailfrom=ricardo@marliere.net Date: Sat, 03 Feb 2024 11:57:59 -0300 Subject: [PATCH 2/6] s390: cio: make css_bus_type const 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: <20240203-bus_cleanup-s390-v1-2-ac891afc7282@marliere.net> References: <20240203-bus_cleanup-s390-v1-0-ac891afc7282@marliere.net> In-Reply-To: <20240203-bus_cleanup-s390-v1-0-ac891afc7282@marliere.net> To: Vineeth Vijayan , Peter Oberparleiter , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Harald Freudenberger , Tony Krowiak , Halil Pasic , Jason Herne Cc: Greg Kroah-Hartman , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, "Ricardo B. Marliere" X-Developer-Signature: v=1; a=openpgp-sha256; l=1240; i=ricardo@marliere.net; h=from:subject:message-id; bh=N6FUHZVz7nICU9v02WHrAmRqKZqNMR8e/cf9i/r7ubY=; b=owEBbQKS/ZANAwAKAckLinxjhlimAcsmYgBlvlSAaI76EJeeVXoo8iaG+VhshhoYFeT2164bO RcuJ5CXZBWJAjMEAAEKAB0WIQQDCo6eQk7jwGVXh+HJC4p8Y4ZYpgUCZb5UgAAKCRDJC4p8Y4ZY poydEACS+mzfhuRF81tMmnPhK5zhdwkdrD7Smo4iHrRjIo3rGrRcPwv1oKSao5mO74I52AhKiPl NmAFaYdy75D3lmp6F8zUpCwOO94c9u9rzSzF4hGcDxCgwb2ec9VZQyZTOReLwEbzpjgsUsuHral FLXMM7CP277PWR5IdExKGEY5SZy78p58kphhWKlB3XCYfmSB3lRmtDjkFFrt03iKwyjaiYQRf5C ueZ8UQgC8DEvA8sgIA/OA90tO6OJqytjyv3JlbUYCsv004gqvwunlUwjM/QvbeM2X+xGMSMclEF 5A3BRzNWDzro/UnWbvxxpQ5SLc/vihE8GNLSsHnGRTYc5FEDUaHPBIy6nDNB1bb0gETZRzvPDGO +QCxOYB1kZGVx40veOQLJxUpTeeWeyHp5esxw1kmMZlbQ9l1rMpWVlAPr5YSGQ3ccbcZO3RjP59 dJL3uiNjlCGUJVMhU3/X8wHwh9zIfLk0zhQG85vADt7ZXHPhilW0ZeEmQoUNRUDECW1MlylOKV3 BWT93RNweFDyUIVpGWnIv7SBGXbkgih5/cXCU7buWPcKLNY/sPfz6+u1h/d1F9KSE5FzQBC+Z+I eRr1qrx2WNkaE2vR1wyeUG6tEcgVA+DMEI354OXqi5dLG5CLaxZNa2FRIk7d8VNXk3uoyLFguzW Z0QJNQ5DlGHdlLQ== X-Developer-Key: i=ricardo@marliere.net; a=openpgp; fpr=030A8E9E424EE3C0655787E1C90B8A7C638658A6 Now that the driver core can properly handle constant struct bus_type, move the css_bus_type variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman Suggested-by: Greg Kroah-Hartman Signed-off-by: Ricardo B. Marliere --- drivers/s390/cio/css.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 28a88ed2c3aa..094431a62ad5 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -39,7 +39,7 @@ int max_ssid; =20 #define MAX_CSS_IDX 0 struct channel_subsystem *channel_subsystems[MAX_CSS_IDX + 1]; -static struct bus_type css_bus_type; +static const struct bus_type css_bus_type; =20 int for_each_subchannel(int(*fn)(struct subchannel_id, void *), void *data) @@ -1409,7 +1409,7 @@ static int css_uevent(const struct device *dev, struc= t kobj_uevent_env *env) return ret; } =20 -static struct bus_type css_bus_type =3D { +static const struct bus_type css_bus_type =3D { .name =3D "css", .match =3D css_bus_match, .probe =3D css_probe, --=20 2.43.0