From patchwork Thu Aug 1 23:40:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aarushi Mehta X-Patchwork-Id: 11071507 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 44B3B13A0 for ; Thu, 1 Aug 2019 23:44:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 30A03287A2 for ; Thu, 1 Aug 2019 23:44:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2196A287A5; Thu, 1 Aug 2019 23:44:31 +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 B3F53287A2 for ; Thu, 1 Aug 2019 23:44:30 +0000 (UTC) Received: from localhost ([::1]:59724 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1htKkH-0002AL-SY for patchwork-qemu-devel@patchwork.kernel.org; Thu, 01 Aug 2019 19:44:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60311) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1htKhX-0005yt-1n for qemu-devel@nongnu.org; Thu, 01 Aug 2019 19:41:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1htKhS-0002mL-2l for qemu-devel@nongnu.org; Thu, 01 Aug 2019 19:41:37 -0400 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:35609) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1htKhR-0002le-Of; Thu, 01 Aug 2019 19:41:34 -0400 Received: by mail-pf1-x443.google.com with SMTP id u14so34970726pfn.2; Thu, 01 Aug 2019 16:41:33 -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=JpPEC8se8HS32W2FaKSCQ9OfcIWXXsMyA/CaH0o2CVR2a4dLgp8RhOpTkvJ9w2NqGy VXkqJoPM7a/ECKniey8H5Rhu5dwaceLUuR2VODZO42xUx/Yi9xkGa4dpAUNtRhH5bbb9 1+gKgPVEXXdZCMKwNtrjWocdG3DKFoIX9h4WaFPJDP1r28EIOXovSXVfWug7nfBg/2MY 6rcc8wC93S2NytY1g653XuKfL8vj7haG/MUrrlMD4jUSjmLFhCEhDVZSBLUYmMdEFC49 lR8iLA3Yd2ZT40iIa8EPEOxsTtCHDmV+f2/viXCalRcyQlzRS17eFRU/y+dewJmVdG00 /kfQ== 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=Z9HqAdswV1cwPzpBDw5sdmNwuE53pjOWSXLljNujQJUK/JBwwrXyGZLx/wFSSDkzBG Nck9NRQxtYmkdrPNI5XnpBdDlQzhYSurolIUkokfNPjukUOO4iPvz510dEggJnsAsNUA jLMkpRY+QVr8S/m+ebBUnH8/zMXrEAPmadqphYwlvfb7JF9VKUIk7Z+mwjxJPXaTE6jM WnOYehFv5ab2OQaFv5vRBRw7fWzv8ZhMON+CUoGiIESaRSBE957J+hy1HlhxqiymUU9q bExXbDbVyS9iLmecdb/11LefUmy31EW0JMWlLAD3cq81l12svd8sHwVGZj1jxJDgeEih Ghww== X-Gm-Message-State: APjAAAUQYQtlxlOlGuuwqYhNsxMkH0aV1ol27jK6+J8VgWEHbLNiTQqK r0RGiMQcdSBETw1cKqafU+dmwz2MV2/DSA== X-Google-Smtp-Source: APXvYqwzDiNhTtNB1BuLeXleSrsc84/0coAbaMeMH/c2opJ26BBUW/0mVk6qQQEmsqEbKsRdrhf+Zg== X-Received: by 2002:a62:63c7:: with SMTP id x190mr54268536pfb.181.1564702892433; Thu, 01 Aug 2019 16:41:32 -0700 (PDT) Received: from localhost.localdomain ([2402:3a80:572:3de5:765:cb16:92cd:ee3e]) by smtp.gmail.com with ESMTPSA id g18sm117975426pgm.9.2019.08.01.16.41.26 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 01 Aug 2019 16:41:31 -0700 (PDT) From: Aarushi Mehta To: qemu-devel@nongnu.org Date: Fri, 2 Aug 2019 05:10:19 +0530 Message-Id: <20190801234031.29561-6-mehta.aaru20@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190801234031.29561-1-mehta.aaru20@gmail.com> References: <20190801234031.29561-1-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::443 Subject: [Qemu-devel] [PATCH v9 05/17] 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 , Maxim Levitsky , Sergio Lopez , qemu-block@nongnu.org, Markus Armbruster , Max Reitz , saket.sinha89@gmail.com, Stefan Hajnoczi , Paolo Bonzini , Fam Zheng , 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(); +}