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Fri, 7 Aug 2026 12:28:21 +0000 (GMT) Date: Fri, 7 Aug 2026 14:28:20 +0200 From: Heiko Carstens To: Ilya Leoshkevich Cc: Vasily Gorbik , Alexander Gordeev , Alexander Potapenko , linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Boqun Feng , kernel test robot Subject: Re: [PATCH v2] s390/irqflags: Add out-of-line definitions of arch_local_irq_*() for KMSAN Message-ID: <20260807122820.17243D88-hca@linux.ibm.com> References: <20260806190500.3293578-1-iii@linux.ibm.com> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260806190500.3293578-1-iii@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODA3MDA5NSBTYWx0ZWRfX8h+ShR9MPBFu cUyXbVVyANHrKygyVVM0dUPR8TCzEhE4bKA3OMDNszMyblk1JsVB3FprmbIvGtihagcGGHN+eZW ENboalb+qJxjK9zK/zkjWw0BNlKHYp8PeCL9x+5UMQsDCXTa+rq4Pcgb5O+diqnd/4usmlC8J9o 2MsywvvH8Ypd710bHV1o/JCH8CHFKciUYXWJ15UjI2sdWfT96SRz+lJB6gjSKCD/GlWTeWu2upB gpaIXSx5fD5oqNSeiScMdXJzYwmjdZ6l16//e9wPZGzkSLPTNAIrGcbQs6IYBjuz8M+GbkecvVZ 8IkihPTArxxkrAFDqk8pIsaioUwZFgGJxhAE/xuADjEfUnEY3D6eYMYDz9uB5sAwu1SMVpzwn/J zHZ3rNSNPGsINYXds4EDBvBi+NYgqAUcZyT97WFxZy/1bh5lALod5jLPcrtYWDPnPSeWYIGZ+si T5wJAN8LJz/sxM82biw== X-Proofpoint-ORIG-GUID: tmELDCYGCw8_PDYTsIjGTqnUokOzjvJs X-Proofpoint-GUID: JJl-DYUjUoT2-Y9h3sEyc8Yt_whBcZ9d X-Proofpoint-Spam-Info: AW1haW4tMjYwODA3MDA5NSBTYWx0ZWRfX1D7ReScQ0zoT fsChrtMuoD606cf192Z02SFd6qTUvm8JczhRRQc/iBsz/Y9/nOxYr45dYZmqezSqK9k0RAPxz1s qT1Jvx178d6UqOWI++okUzcnemRr/tE= X-Authority-Analysis: v=2.4 cv=WLpPmHsR c=1 sm=1 tr=0 ts=6a75cf6b cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=kj9zAlcOel0A:10 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=iQ6ETzBq9ecOQQE5vZCe:22 a=VwQbUJbxAAAA:8 a=QyXUC8HyAAAA:8 a=VnNF1IyMAAAA:8 a=5VUgms_2lQgtrsmniF4A:9 a=CjuIK1q_8ugA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-07_01,2026-08-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 adultscore=0 malwarescore=0 clxscore=1015 impostorscore=0 priorityscore=1501 phishscore=0 suspectscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608070095 On Thu, Aug 06, 2026 at 09:04:45PM +0200, Ilya Leoshkevich wrote: > Inline KMSAN arch_local_irq_*() definitions run afoul of > -Wstatic-in-inline. Move them out-of-line. Make sure decompressor and > non-GPL modules see the out-of-line definitions. > > Cc: Boqun Feng > Reported-by: kernel test robot > Closes: https://lore.kernel.org/oe-kbuild-all/202607131219.euJHPSJ5-lkp@intel.com/ > Suggested-by: Heiko Carstens > Fixes: 1b301f5f28ba ("s390/irqflags: do not instrument arch_local_irq_*() with KMSAN") > Signed-off-by: Ilya Leoshkevich > --- > > v1: https://lore.kernel.org/lkml/20260806101740.15764C97-hca@linux.ibm.com/ > v1 -> v2: Fix style issues (Heiko). > > arch/s390/include/asm/irqflags.h | 20 +++++++++++++------- > arch/s390/kernel/Makefile | 1 + > arch/s390/kernel/irqflags.c | 28 ++++++++++++++++++++++++++++ > 3 files changed, 42 insertions(+), 7 deletions(-) > create mode 100644 arch/s390/kernel/irqflags.c Applied, thanks!