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Mon, 14 Sep 2026 07:20:52 +0000 (GMT) Received: from Linuxdev.ibmuc.com (unknown [9.43.93.83]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 14 Sep 2026 07:20:52 +0000 (GMT) From: Madhavan Srinivasan To: leixiang Cc: seanjc@google.com, pbonzini@redhat.com, stable@vger.kernel.org, Nicholas Piggin , Michael Ellerman , "Christophe Leroy (CS GROUP)" , Suresh Warrier , Paul Mackerras , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] KVM: PPC: Book3S HV: Set irqfd->producer only on success Date: Mon, 14 Sep 2026 12:50:51 +0530 Message-ID: <178919368040.441103.17640401400836975796.b4-ty@linux.ibm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260709055755.31297-1-leixiang@kylinos.cn> References: <20260709055755.31297-1-leixiang@kylinos.cn> 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: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTE0MDA5OCBTYWx0ZWRfX/OSjqh4Hyfq9 ysTVC0+y8xyuP6Vh7NuWNTcDwlpvZN8bQ1WNqBBZvmJkZMtZArwh50gKV8iEE/MHHaxan9QE0QM lzrTEo4xL79JlfeyG9jO42kGI3PoZy8= X-Proofpoint-ORIG-GUID: o-9M6jW4VltOCLoYxFRp36SN05Fh8v67 X-Proofpoint-GUID: opa0Df-h4njrn0h1niVtQ7wHVyRfMB4j X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTE0MDA5OCBTYWx0ZWRfXyhiAkVXfvuVX CbqWED9hWuqTkWBqfAiY1UoArWRSC4anuQdD1ImVzU/jWfLWF8W1tfp8Qy661TW8a5oVFQmidXB TOK3/O7yOUAGXmyX6Fu06MV0SIu91tYsvgmzQCA4ga3tb3urOCfRLHbUSnQANAiH+krh+FXApQP QLOGxgR3RZFmXBFRqkUZK1Q86VUqQrgD5NqPZ4eGsK1iQ7yLRg4XEtq56q+89jrO2UNCEggNseg 2SUx6PPsUusqXUuIYe+niOwVfCxHroDCYLCZnkqAoKowv7j635lUByCkZvMnISJwcNwVRvEC72O 8ARzZJqsEd9+pLYHDt39PNn72cQFSoQvyGQ2c0KQC2YKDkZ8muu1YjNXY4hCSI3XrlFpcXjD/pL APkgtYsWnJGegG198GMk8LF8J0QApLZNMYtHOYQgSM3Yvqp5PuuzASHCAF1sDUhJIS2qo95wRRz JyLx02Si+GhKCD6WgDA== X-Authority-Analysis: v=2.4 cv=F+7C5ahN c=1 sm=1 tr=0 ts=6aa7a05d cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=RzCfie-kr_QcCd8fBx8p:22 a=VwQbUJbxAAAA:8 a=f1hmvgOKX2ZYp0PRnOwA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A: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=2026-09-14_02,2026-09-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 phishscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609140098 On Thu, 09 Jul 2026 13:57:52 +0800, leixiang wrote: > Set irqfd->producer only after kvmppc_set_passthru_irq() succeeds to > avoid leaving a dangling pointer on failure. The bypass manager does > not register a failed producer, so the pointer is never cleared. > > Applied to powerpc/fixes. [1/1] KVM: PPC: Book3S HV: Set irqfd->producer only on success https://git.kernel.org/powerpc/c/1144454ea22290d7c6998a2af6239e5995476afc cheers