From nobody Tue Feb 10 05:17:05 2026 Received: from mail-pg1-f170.google.com (mail-pg1-f170.google.com [209.85.215.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5E6862FF64D for ; Fri, 28 Nov 2025 08:33:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.170 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764318822; cv=none; b=a3BQUXejYlpjfATDGITnDBnw+XHGabsiONpjsU5OZiYqlnP0wNpCyu45vy266KW1THEacGmxH4OmlKtBuIQjCxbcIecD5ubTcjwuvt5i8DVTIXOvDLt3791mofchhTZA/s0ni12LF9ES3iIcFUJ1bggg/OyXV6GNnRUsNwj1Jwg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764318822; c=relaxed/simple; bh=HTuaf3JKiz2KHLk/jbQPL7NkOb05byK6j+tq4J3zrGM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=aBiihAcfhLmzgWe0CagzjiUuccsjqQPGrWqYShrz9BeTjDsHwyDwHenyHO72Udnc0EByjLcdDGOA8PSLuL6gyGdQi35HVRRKjMj+x1ZT0bRhoYZdDE2M424LCTcWjEWHhAh46bBOdu4g9+dWk1duP2l8DuBDJ7C+0mThB1WduzQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=iTjE6bRE; arc=none smtp.client-ip=209.85.215.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iTjE6bRE" Received: by mail-pg1-f170.google.com with SMTP id 41be03b00d2f7-bc29d64b39dso1002930a12.3 for ; Fri, 28 Nov 2025 00:33:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1764318818; x=1764923618; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9JuZTiXTtCfnBMrxTr4djU8x13PVqvGl4QPuQVkzEeA=; b=iTjE6bREmVJASqSDl8EFaPBpPk/0T4H/LQbXF3pe7HyptW+mMYa99/LJ8ElLXOMM3F Sd1Bb+StN9LTrgQtOJzA6Z8y5oi6xmzg45HAPvfnFx+7OKFhMyj44RqbRm9UkKJoweJy bsF1I7MI7UIuCSy11JPccmNBjPR82TIbC3pVXwWKyyzcaAMz9jRUxwSAU9z/POeNlFWI EMtBGBCOQdRelgl/DqzIfbJRW4w0G8qWR76cpDznOwZD2usTxkCnrWWfCkyCLcI3LbJb jI0DV8r8w2K4Q06tnvQKwq4aJEa4N6MXeLCER59iAVqSwHrVlaUpfJsJSLc2Ihsc9loy ramQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764318818; x=1764923618; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=9JuZTiXTtCfnBMrxTr4djU8x13PVqvGl4QPuQVkzEeA=; b=IcV9wNA+qshQwT1amVEY0gM6/i95kI2g8FEB4TD36sqzMb13jcb2IRGEdvHUAjBP6B 0kTfrXsbWQq98EBnDO6zC8iSJbGp0mokettNsO1q8tF3zslJV2knGedxr6j3cqeZnVqi syA7ZPdg8dBO2mLtw8cWH3PLyfbQzRHm1AcMUR2YUedDomNf4gA6mAKX9wx/Cn1XLSND BEe91hS5A9qngt6GbdpabH1CHOLQwQhXYQQxJ42gju1JHJo7n885/ram8K4WAlaHBHbf 6avlw1yI9KT+97qXplGj667D24coymNKmwrwhacbdfw8lLoSFDapwBZY6ne/BUHvsaiY bqjA== X-Forwarded-Encrypted: i=1; AJvYcCXDcIkAvEfxCHvgoEGtXM/N3mJUcjMFmo2c5hnWRuEv6lUBNKbM5QCVlKeYNxDW4w+ugWrmEbj0hK2cCho=@vger.kernel.org X-Gm-Message-State: AOJu0YyzxS7fbVhwoZPaO39yFHA4xC/gqG6flhZovT0eRI87C600xFcP M27ah+j7RdVwNL7ttJ6yRkjjwkq4FuPrbTJ45bPNaNhUmdBOZbkb2jeQ X-Gm-Gg: ASbGnctcn6sSdnOjjjyyQBuJ01goyoUbEsdBIUFYBpSiNd9n+txLo9Y7ABeCSfPO3uA 9jvOosf4LM9KN3DRDfBZ3boPv9p/QA1cViWFyGxvg9sy5il+98LBI/3B+gfsWhbu1CLaoQ7pPnm ntKz36JWWR8lWu3dPA+atAreJPzpf2qeoM+cON3EBPdZsbjsSO/QYlOzPNIzEiqnE1yExri0yGr /IUzGrmwJABTSE9Kwal8UPb6A4a5pce35D7EFWB+ofOILFv5PWhO0o8iPid9TBq1an8asU73sjX YKH7XFK+y/wPByHFda5g7LlvyHy4+iGEra2KdI6CP9RVbd+6yKjIaqnqNKDh4OfB++014hUxvEO 5KT3eugXAXN6MbOqIlz1l0k2JiKaMFkjQej5QvulW8apcYm5Ig048tO54+5LJxN65gaaPgCqJ7B bY3tXFX8yHlI4siurkm5WMSUcavA== X-Google-Smtp-Source: AGHT+IEiYKFOm1UmbHzu9Io+L0ipF/pftCo6ih2XEqCkxPLrZNrFMt6HrxgMvpe9BJ/P01XRe5CPUg== X-Received: by 2002:a05:7301:162a:b0:2a4:3593:ddd7 with SMTP id 5a478bee46e88-2a71953bfaamr12018765eec.4.1764318818087; Fri, 28 Nov 2025 00:33:38 -0800 (PST) Received: from localhost.localdomain ([104.128.72.44]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-11dcaed5f6bsm20941371c88.1.2025.11.28.00.33.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Nov 2025 00:33:37 -0800 (PST) From: zhangshida X-Google-Original-From: zhangshida To: Johannes.Thumshirn@wdc.com, hch@infradead.org, gruenba@redhat.com, ming.lei@redhat.com, siangkao@linux.alibaba.com Cc: linux-block@vger.kernel.org, linux-bcache@vger.kernel.org, nvdimm@lists.linux.dev, virtualization@lists.linux.dev, linux-nvme@lists.infradead.org, gfs2@lists.linux.dev, ntfs3@lists.linux.dev, linux-xfs@vger.kernel.org, linux-kernel@vger.kernel.org, zhangshida@kylinos.cn, starzhangzsd@gmail.com Subject: [PATCH v2 12/12] nvmet: use bio_chain_and_submit to simplify bio chaining Date: Fri, 28 Nov 2025 16:32:19 +0800 Message-Id: <20251128083219.2332407-13-zhangshida@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20251128083219.2332407-1-zhangshida@kylinos.cn> References: <20251128083219.2332407-1-zhangshida@kylinos.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Shida Zhang Replace repetitive bio chaining patterns with bio_chain_and_submit. Note that while the parameter order (prev vs new) differs from the original code, the chaining order does not affect bio chain functionality. Signed-off-by: Shida Zhang Acked-by: Sagi Grimberg --- drivers/nvme/target/io-cmd-bdev.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd= -bdev.c index 8d246b8ca60..4af45659bd2 100644 --- a/drivers/nvme/target/io-cmd-bdev.c +++ b/drivers/nvme/target/io-cmd-bdev.c @@ -312,8 +312,7 @@ static void nvmet_bdev_execute_rw(struct nvmet_req *req) opf, GFP_KERNEL); bio->bi_iter.bi_sector =3D sector; =20 - bio_chain(bio, prev); - submit_bio(prev); + bio_chain_and_submit(prev, bio); } =20 sector +=3D sg->length >> 9; --=20 2.34.1