From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-113.freemail.mail.aliyun.com (out30-113.freemail.mail.aliyun.com [115.124.30.113]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25B1140DFBC; Tue, 24 Mar 2026 01:48:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.113 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774316883; cv=none; b=VJ7Rr7iui6m6h+S7KirLqmrkyM7aZPBbQrwBlp5o/+NmfWYvf88eTi94ZfvOSgUwfTPA9FIhCcb9AsnPAszgZ6mxllX80mWJeoM474svGBsxxtxWVqm93LWO73trfsZkLknuVayPaxymmiaqMFf2ohJQn4gI3mBkxZPgBa74tiw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774316883; c=relaxed/simple; bh=g7Wr3KgauRBD2RIrvkLuCFwRLL0SdbBGIuPA/D5fiwM=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=OjP7zPxkNWxOXHpgrNN9h6uCUlxS6btykQF5BSFXT5s/nD3beHEXGyA5wm9nZM+LxG2wWh9NMjPqJclij2z7xmGHlMFagmex7LNG/ZweFASr/1b5guN/B5ZvnUe56jeFfZkeSEnVHVD7cdV90mG8wyJfZ3NEL63szX0btOyQmCU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=xxxElmcm; arc=none smtp.client-ip=115.124.30.113 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="xxxElmcm" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1774316879; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=P3+ErQTNYlSsCXT6mQTkj2lxwykATNza10EKPVnQTaE=; b=xxxElmcm/rXCPUQsaYjyZHzE5CgixbERbdYDuv0oRuk4UDljw2U1p1rchy1Ryyt8mwEKIQKPRN+tMwGQR0HUvyYjX/gPXheGbk0MjiVb/jTLBEGwNUKG935/R7Q9dqbQ+FHdhi23t9+EzhBV99sWV5JwijzamZBgGyQxXLVTJLw= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R601e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033037026112;MF=kanie@linux.alibaba.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---0X.cmpgc_1774316874; Received: from localhost(mailfrom:kanie@linux.alibaba.com fp:SMTPD_---0X.cmpgc_1774316874 cluster:ay36) by smtp.aliyun-inc.com; Tue, 24 Mar 2026 09:47:58 +0800 From: Guixin Liu To: Bjorn Helgaas , Thomas Gleixner , Lorenzo Pieralisi , Marc Zyngier , Jonathan Cameron , Inochi Amaoto , Nam Cao , Shradha Gupta , Randy Dunlap Cc: Xunlei Pang , oliver.yang@linux.alibaba.com, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH 0/2] Update MSI-X irq domain hwsize Date: Tue, 24 Mar 2026 09:47:52 +0800 Message-Id: <20260324014754.4973-1-kanie@linux.alibaba.com> X-Mailer: git-send-email 2.32.0.3.g01195cf9f Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, These two patches provide the ability to update hwsize during re-probe. All comments are welcome. Guixin Liu (2): genirq/msi: Introduce update hwsize helper PCI/MSI: Update MSI-X irq domain hwsize drivers/pci/msi/irqdomain.c | 5 ++++- include/linux/msi.h | 3 +++ kernel/irq/msi.c | 22 ++++++++++++++++++++++ 3 files changed, 29 insertions(+), 1 deletion(-) -- 2.32.0.3.g01195cf9f