From patchwork Tue Jul 30 17:34:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aarushi Mehta X-Patchwork-Id: 11066387 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 236881395 for ; Tue, 30 Jul 2019 17:42:23 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 10771286BE for ; Tue, 30 Jul 2019 17:42:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0498B28716; Tue, 30 Jul 2019 17:42:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.0 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9DEC0285E5 for ; Tue, 30 Jul 2019 17:42:21 +0000 (UTC) Received: from localhost ([::1]:35242 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hsW8j-0001Su-6j for patchwork-qemu-devel@patchwork.kernel.org; Tue, 30 Jul 2019 13:42:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35619) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hsW2V-0004za-1Y for qemu-devel@nongnu.org; Tue, 30 Jul 2019 13:35:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hsW2T-0000Cg-7d for qemu-devel@nongnu.org; Tue, 30 Jul 2019 13:35:54 -0400 Received: from mail-pg1-x541.google.com ([2607:f8b0:4864:20::541]:38981) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hsW2T-0000CE-2N; Tue, 30 Jul 2019 13:35:53 -0400 Received: by mail-pg1-x541.google.com with SMTP id u17so30423368pgi.6; Tue, 30 Jul 2019 10:35:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=A+f1nTAYThN43NLD0uFt8nEj4oW9MitsnNvRn4dZPNs=; b=iEvjzGuYgahHWT1Z3PIRJl/R9ajdp30ubHk9xsq76TkimbsYzRGfnX6YfC5MvbrayB iKP8ffwy1HSAytSpToGhcbmoHxnerHFpZkuHZE0ER0E26pdeV14fcowI1flaa3vjwnWP KPL6Ty3df1TGm6sIA0YSZ474zx9bS34fRoNLOe9LXiCfROKtgIq5l3wpiTui4/rwF6dk 0jl5ukFY7Z4IcmX9FbzqyQFQPICljUUe42IQ8m2KzpGWq+7yaIN4jRl1ThrtdQOX2LU7 ODHUBukN+saMmuBPFKf6zDGu+b/rrqE7F/O+qC0dN99mk+SP/NHOfCGx6ASYSY/5mGFh v72Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=A+f1nTAYThN43NLD0uFt8nEj4oW9MitsnNvRn4dZPNs=; b=W7RK0fyupHNH9IfK1yIAUvD24NhpFSOl8NCOf8b44S91xz1vWwOOKMjbn8w+cZtPRw 5/B7eYJf3aDxWmeQq/nrMtR89wWZBoAscNeucJkGB1ezFeGe7uBfJe23ZwAiV9tTd5GG H7A9BQAGzU7l82I93vicvnDNel/VzlAAxcAMf5D0sXxTTmbQyVDPL0jkc1zQ9ohrZUQl 74xsnPwH6qfBE1jt/jELKbfP3WVed3DPTg/0kmnYEnsdx5sp+AMwuLibhgvEBNikoelE 0T/9h3unXHE7qha2kGQ6Dlxy5AMI3GJHAgSQYEJXphYMZa9VOY6BRtBCkOdqKUwm+GIt lOJw== X-Gm-Message-State: APjAAAXaA+Fh/tDpjFras5JovdN6p96saawkJUju/RIeaM9dg9xuu7KI XLZL9X5r0bZ/6GjqkgKSXxZZGSCeujpT7w== X-Google-Smtp-Source: APXvYqwzZFj3rRlwa8lFyoT2yc4Ndyp7IdpMr3rwZTLSSuPV8lO0dsY01HSoWEh7qqiCJ4xCLYTyNQ== X-Received: by 2002:a17:90a:380d:: with SMTP id w13mr115837061pjb.138.1564508150964; Tue, 30 Jul 2019 10:35:50 -0700 (PDT) Received: from localhost.localdomain ([136.233.9.97]) by smtp.gmail.com with ESMTPSA id q24sm59122895pjp.14.2019.07.30.10.35.45 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 30 Jul 2019 10:35:50 -0700 (PDT) From: Aarushi Mehta To: qemu-devel@nongnu.org Date: Tue, 30 Jul 2019 23:04:30 +0530 Message-Id: <20190730173441.26486-6-mehta.aaru20@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190730173441.26486-1-mehta.aaru20@gmail.com> References: <20190730173441.26486-1-mehta.aaru20@gmail.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::541 Subject: [Qemu-devel] [PATCH v8 05/16] stubs: add stubs for io_uring interface X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Fam Zheng , Sergio Lopez , qemu-block@nongnu.org, Markus Armbruster , Maxim Levitsky , saket.sinha89@gmail.com, Max Reitz , Stefan Hajnoczi , Paolo Bonzini , Stefan Hajnoczi , Julia Suvorova , Aarushi Mehta Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Aarushi Mehta Reviewed-by: Stefan Hajnoczi --- MAINTAINERS | 1 + stubs/Makefile.objs | 1 + stubs/io_uring.c | 32 ++++++++++++++++++++++++++++++++ 3 files changed, 34 insertions(+) create mode 100644 stubs/io_uring.c diff --git a/MAINTAINERS b/MAINTAINERS index be688fcd5e..bca5de7d6c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2536,6 +2536,7 @@ R: Stefan Hajnoczi L: qemu-block@nongnu.org S: Maintained F: block/io_uring.c +F: stubs/io_uring.c qcow2 M: Kevin Wolf diff --git a/stubs/Makefile.objs b/stubs/Makefile.objs index 9c7393b08c..5cf160a9c8 100644 --- a/stubs/Makefile.objs +++ b/stubs/Makefile.objs @@ -13,6 +13,7 @@ stub-obj-y += iothread.o stub-obj-y += iothread-lock.o stub-obj-y += is-daemonized.o stub-obj-$(CONFIG_LINUX_AIO) += linux-aio.o +stub-obj-$(CONFIG_LINUX_IO_URING) += io_uring.o stub-obj-y += machine-init-done.o stub-obj-y += migr-blocker.o stub-obj-y += change-state-handler.o diff --git a/stubs/io_uring.c b/stubs/io_uring.c new file mode 100644 index 0000000000..622d1e4648 --- /dev/null +++ b/stubs/io_uring.c @@ -0,0 +1,32 @@ +/* + * Linux io_uring support. + * + * Copyright (C) 2009 IBM, Corp. + * Copyright (C) 2009 Red Hat, Inc. + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ +#include "qemu/osdep.h" +#include "block/aio.h" +#include "block/raw-aio.h" + +void luring_detach_aio_context(LuringState *s, AioContext *old_context) +{ + abort(); +} + +void luring_attach_aio_context(LuringState *s, AioContext *new_context) +{ + abort(); +} + +LuringState *luring_init(Error **errp) +{ + abort(); +} + +void luring_cleanup(LuringState *s) +{ + abort(); +}