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Mon, 5 May 2025 07:53:51 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6EAA22004B; Mon, 5 May 2025 07:53:51 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6665D20040; Mon, 5 May 2025 07:53:49 +0000 (GMT) Received: from li-7bb28a4c-2dab-11b2-a85c-887b5c60d769.in.ibm.com (unknown [9.109.215.252]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 5 May 2025 07:53:49 +0000 (GMT) From: Shrikanth Hegde To: maddy@linux.ibm.com, linuxppc-dev@lists.ozlabs.org Cc: sshegde@linux.ibm.com, npiggin@gmail.com, christophe.leroy@csgroup.eu, mpe@ellerman.id.au, peterz@infradead.org, ajd@linux.ibm.com, mahesh@linux.ibm.com, hbathini@linux.ibm.com, linux-kernel@vger.kernel.org Subject: [PATCH v3 0/6] powerpc: use lock guards for mutex Set 1 Date: Mon, 5 May 2025 13:23:27 +0530 Message-ID: <20250505075333.184463-1-sshegde@linux.ibm.com> X-Mailer: git-send-email 2.43.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=UZ1RSLSN c=1 sm=1 tr=0 ts=68186e95 cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=dt9VzEwgFbYA:10 a=VwQbUJbxAAAA:8 a=JfrnYn6hAAAA:8 a=VnNF1IyMAAAA:8 a=b4va75BfmSkk2aLqjCIA:9 a=1CNFftbPRP8L7MoqJWF3:22 X-Proofpoint-GUID: KT6QfzeeIRIZZpNqErV0zQOnHpaqG7ld X-Proofpoint-ORIG-GUID: mPP586Orw0TUNq-3VMWGwsAiaqdRv-Dq X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTA1MDA3MCBTYWx0ZWRfX1ZOs1CfwDvIr 67777wiXn5ktsSRp65CiLX7MANBCq6HFRQIdoB04EMAzSU11uL7ZVf1YvJwPTyFeT0sFlLcH+yy xg0c7lN9GowoABYm/zB+E+XFx0Tqqz5cQMSuocFYFVYXFWYtICJ5lgeeBWMWylMGppSNh6gSz4H +QOtteJuQOMZ+JvrwnZCJbqS8t8G3iWw06GhnhY08NLiKIZ4HEVB1klw3TmOfx7KF3t1Zwji0zN zmCQFOO+KqIxLZVrGyRDWDXRFCII5LxqHjDQmY4VDV9QT0cSlAFK8tMzC9c9qG//qHGexKF+YUr OkbzFfxNOhHThV2lpyFsaNY2dsuSgD1nJF4R1j3vzwsxXA3BZ7dGsGxN9PCdUokl6roJKfSBJGQ sJelh9r1FNDAGK9RUURetUGcKO+Z8UwYKVxaNghUhnvOi/XlxbklHfVmtX2hV/Apr7dHTVSs X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-05_03,2025-04-30_01,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 adultscore=0 spamscore=0 impostorscore=0 clxscore=1015 mlxscore=0 mlxlogscore=843 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2505050070 This is an effort to make the code simpler by making use of lock guards which were introduced in [1], which works by using __cleanup attributes. More details in v1 cover letter v2->v3: - Collects tags (Andrew Donnellan & Srikar Dronamraju) - Address comments from Srikar Dronamraju v1->v2: - Fix changelog of powernv (Andrew Donnellan) - use scoped_guard in couple of places to avoid holding mutex un-necessarily (Peter Zijlstra) [1]: https://lkml.kernel.org/r/20230612093537.614161713%40infradead.org v1: https://lore.kernel.org/all/20250314054544.1998928-1-sshegde@linux.ibm.com/#t v2: https://lore.kernel.org/all/20250314114502.2083434-1-sshegde@linux.ibm.com/ Shrikanth Hegde (6): powerpc: eeh: use lock guard for mutex powerpc: rtas: use lock guard for mutex powerpc: fadump: use lock guard for mutex powerpc: book3s: vas: use lock guard for mutex powerpc: powernv: ocxl: use lock guard for mutex powerpc: sysdev: use lock guard for mutex arch/powerpc/kernel/eeh.c | 20 +++---- arch/powerpc/kernel/fadump.c | 11 ++-- arch/powerpc/kernel/rtas_flash.c | 64 +++++++-------------- arch/powerpc/platforms/book3s/vas-api.c | 32 +++++------ arch/powerpc/platforms/powernv/ocxl.c | 12 +--- arch/powerpc/sysdev/fsl_mpic_timer_wakeup.c | 14 +---- 6 files changed, 50 insertions(+), 103 deletions(-) -- 2.39.3