From patchwork Mon Apr 14 03:01:59 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunlong Xing X-Patchwork-Id: 14049613 Received: from SHSQR01.spreadtrum.com (unknown [222.66.158.135]) (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 6189C17A31C; Mon, 14 Apr 2025 03:03:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=222.66.158.135 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744599790; cv=none; b=i8MYgNEsYSCoVcCGAnErk7F366FnaiPUl63ZbmXyY2ER6IQjwyrLoBiPe9JggIAh4D9TDqzhPE5Kql4uac92WQfVgJ3akggWdl9EI1FmX64kk68//APb39DXwWUQy1TS0r5oXbPiLv4ZZt49MHYB8cWUQ2oRp4Znt1QNm4DDVug= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744599790; c=relaxed/simple; bh=LKIFe5JPppNtFd1XjOtRi87X4iO2e9aUB6eXsxN/luA=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=MRyMPLMdqswBIzeuvhRb9IT/hXwhbybo3ggPcBlPPtJItJxMcWsbPYD3QijLSIcnpz8nzHG85HvpcDHLupiAwrVacBEgPWNhSPfQ07el4s69ngi0qeX+6Aj7bIr6RFihZMn/RiXwj9Tud8QLDMkjdFntv+9TkXCtMwOLI7mAEV0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=unisoc.com; spf=pass smtp.mailfrom=unisoc.com; arc=none smtp.client-ip=222.66.158.135 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=unisoc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=unisoc.com Received: from dlp.unisoc.com ([10.29.3.86]) by SHSQR01.spreadtrum.com with ESMTP id 53E325NM013800; Mon, 14 Apr 2025 11:02:05 +0800 (+08) (envelope-from Yunlong.Xing@unisoc.com) Received: from SHDLP.spreadtrum.com (bjmbx02.spreadtrum.com [10.0.64.8]) by dlp.unisoc.com (SkyGuard) with ESMTPS id 4ZbX9M5Rf0z2LH777; Mon, 14 Apr 2025 11:00:55 +0800 (CST) Received: from tj10379pcu1.spreadtrum.com (10.5.32.15) by BJMBX02.spreadtrum.com (10.0.64.8) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Mon, 14 Apr 2025 11:02:02 +0800 From: Yunlong Xing To: , , CC: , , , , Subject: [PATCH V2] loop: aio inherit the ioprio of original request Date: Mon, 14 Apr 2025 11:01:59 +0800 Message-ID: <20250414030159.501180-1-yunlong.xing@unisoc.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SHCAS03.spreadtrum.com (10.0.1.207) To BJMBX02.spreadtrum.com (10.0.64.8) X-MAIL: SHSQR01.spreadtrum.com 53E325NM013800 Set cmd->iocb.ki_ioprio to the ioprio of loop device's request. The purpose is to inherit the original request ioprio in the aio flow. Signed-off-by: Yunlong Xing Signed-off-by: Zhiguo Niu = Reviewed-by: Christoph Hellwig --- V2: - Assign cmd->iocb.ki_ioprio in lo_rw_aio() --- drivers/block/loop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 674527d770dc..dd7f33d47f4f 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -447,7 +447,7 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd, cmd->iocb.ki_filp = file; cmd->iocb.ki_complete = lo_rw_aio_complete; cmd->iocb.ki_flags = IOCB_DIRECT; - cmd->iocb.ki_ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); + cmd->iocb.ki_ioprio = req_get_ioprio(rq); if (rw == ITER_SOURCE) ret = file->f_op->write_iter(&cmd->iocb, &iter);