From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout3.samsung.com (mailout3.samsung.com [203.254.224.33]) (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 C274927FB1E for ; Thu, 19 Feb 2026 12:36:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.254.224.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771504574; cv=none; b=ajUmFi+3kLRqpm6YQCeukQN+vWonQCqwR0RmAzYuLvYLdfKEhYlBIy9kOcsA/SItdwuUe/dMXgHnK1NzbwmL1H3pOXaC2dAZKOD/xsl5zOYY7Tfn4eDdiWKwpYW+vR2MKa8wjOSnduItL0nxnfhaVRdO6XFmOqWparaPG+uXduA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771504574; c=relaxed/simple; bh=BY/RK1tXzEvXXCGYdwhKNtu97iVzifuQJ7T6bTG1gmk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type: References; b=QhUNk39PDGEBpusEC/eIIvakFGA93PKa+OtDIa7XJVbZ9y+W5JS1olqUYeN6ZtWvw1G3kF1177eZZVRdjLne3fRIVOGZxlbZtCdJ/ofRF8yDe+YnHj6ENKcmmaHQdQHGsLPcT+FAiDUSCVlPZpIgsMV4JFyZOsn9n5cv1MgFPcw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=O0bWMmx9; arc=none smtp.client-ip=203.254.224.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="O0bWMmx9" Received: from epcas5p1.samsung.com (unknown [182.195.41.39]) by mailout3.samsung.com (KnoxPortal) with ESMTP id 20260219123603epoutp03509c4bfb5ac1b4d37a61312355153fac~VpgPR2LwD1992919929epoutp03z for ; Thu, 19 Feb 2026 12:36:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout3.samsung.com 20260219123603epoutp03509c4bfb5ac1b4d37a61312355153fac~VpgPR2LwD1992919929epoutp03z DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1771504563; bh=q0LmMvcEPAKNKFTmhqhPJ18Lkr2w8F5SogDpXQyf4Mk=; h=From:To:Cc:Subject:Date:References:From; b=O0bWMmx9gaS4bzkIwjbJCHs3p4ZjIpO6vtRhzXfV8clD6ypeSRSnYuQzKgmKdQ/A/ oB4b0BN8ZvnFWOYhs4G5dz7uQ0+3lCsRoAOGn3WxSnjM8o6ATxjaIjRMWlcVZVYPZc ++lBaQJ30LuqcqLRLfsSr+Im3Rdvp68mEziK2wO4= Received: from epsnrtp01.localdomain (unknown [182.195.42.153]) by epcas5p4.samsung.com (KnoxPortal) with ESMTPS id 20260219123602epcas5p48f3d917270e7fc3f40e9658dfebfbeda~VpgOinHqX1907219072epcas5p45; Thu, 19 Feb 2026 12:36:02 +0000 (GMT) Received: from epcas5p4.samsung.com (unknown [182.195.38.86]) by epsnrtp01.localdomain (Postfix) with ESMTP id 4fGtCQ23MPz6B9m4; Thu, 19 Feb 2026 12:36:02 +0000 (GMT) Received: from epsmtip1.samsung.com (unknown [182.195.34.30]) by epcas5p3.samsung.com (KnoxPortal) with ESMTPA id 20260219123601epcas5p3102acea27f92bc92a8e482c18e74103f~VpgNU04sI0254402544epcas5p3E; Thu, 19 Feb 2026 12:36:01 +0000 (GMT) Received: from localhost.localdomain (unknown [107.99.41.245]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20260219123600epsmtip1fa7e2c37495716700e4e6752e969d99d~VpgMgp4LB0038900389epsmtip1E; Thu, 19 Feb 2026 12:36:00 +0000 (GMT) From: Anuj Gupta To: axboe@kernel.dk, kbusch@kernel.org Cc: io-uring@vger.kernel.org, joshi.k@samsung.com, Anuj Gupta Subject: [PATCH] io_uring/rw: handle IORING_OP_URING_CMD128 in iopoll dispatch Date: Thu, 19 Feb 2026 18:01:36 +0530 Message-Id: <20260219123136.155590-1-anuj20.g@samsung.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CMS-MailID: 20260219123601epcas5p3102acea27f92bc92a8e482c18e74103f X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P cpgsPolicy: CPGSC10-542,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20260219123601epcas5p3102acea27f92bc92a8e482c18e74103f References: io_uring_classic_poll() special-cases only IORING_OP_URING_CMD for uring-cmd iopoll dispatch. IORING_OP_URING_CMD128 falls into the generic rw branch, which calls file->f_op->iopoll() after casting to struct io_rw. That is the wrong callback path for uring_cmd requests, which should go through ->uring_cmd_iopoll(). Treat IORING_OP_URING_CMD128 the same as IORING_OP_URING_CMD in io_uring_classic_poll(). Fixes: 1cba30bf9fdd ("io_uring: add support for IORING_SETUP_SQE_MIXED") Signed-off-by: Anuj Gupta --- io_uring/rw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/io_uring/rw.c b/io_uring/rw.c index b3971171c342..0eede0c09eaf 100644 --- a/io_uring/rw.c +++ b/io_uring/rw.c @@ -1254,7 +1254,7 @@ static int io_uring_classic_poll(struct io_kiocb *req, struct io_comp_batch *iob { struct file *file = req->file; - if (req->opcode == IORING_OP_URING_CMD) { + if (req->opcode == IORING_OP_URING_CMD || req->opcode == IORING_OP_URING_CMD128) { struct io_uring_cmd *ioucmd; ioucmd = io_kiocb_to_cmd(req, struct io_uring_cmd); -- 2.25.1