From patchwork Tue Jan 26 11:25:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Lieven X-Patchwork-Id: 12046169 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 09455C433E0 for ; Tue, 26 Jan 2021 11:35:38 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8BFBB2310E for ; Tue, 26 Jan 2021 11:35:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8BFBB2310E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kamp.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:56806 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l4MdE-0004Jh-A8 for qemu-devel@archiver.kernel.org; Tue, 26 Jan 2021 06:35:36 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37030) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l4MU0-0003oC-IW for qemu-devel@nongnu.org; Tue, 26 Jan 2021 06:26:04 -0500 Received: from kerio.kamp.de ([195.62.97.192]:33556) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l4MTo-0002x1-Oe for qemu-devel@nongnu.org; Tue, 26 Jan 2021 06:26:04 -0500 X-Footer: a2FtcC5kZQ== Received: from submission.kamp.de ([195.62.97.28]) by kerio.kamp.de with ESMTPS (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256 bits)) for qemu-devel@nongnu.org; Tue, 26 Jan 2021 12:25:44 +0100 Received: (qmail 32755 invoked from network); 26 Jan 2021 11:25:48 -0000 Received: from lieven-pc.kamp-intra.net (HELO lieven-pc) (relay@kamp.de@::ffff:172.21.12.60) by submission.kamp.de with ESMTPS (DHE-RSA-AES256-GCM-SHA384 encrypted) ESMTPA; 26 Jan 2021 11:25:48 -0000 Received: by lieven-pc (Postfix, from userid 1060) id DDE8C13DC8D; Tue, 26 Jan 2021 12:25:47 +0100 (CET) From: Peter Lieven To: qemu-block@nongnu.org Subject: [PATCH V2 7/7] block/rbd: drop qemu_rbd_refresh_limits Date: Tue, 26 Jan 2021 12:25:40 +0100 Message-Id: <20210126112540.11880-8-pl@kamp.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210126112540.11880-1-pl@kamp.de> References: <20210126112540.11880-1-pl@kamp.de> Received-SPF: pass client-ip=195.62.97.192; envelope-from=pl@kamp.de; helo=kerio.kamp.de X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action 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: kwolf@redhat.com, Peter Lieven , qemu-devel@nongnu.org, ct@flyingcircus.io, pbonzini@redhat.com, mreitz@redhat.com, dillaman@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" librbd supports 1 byte alignment for all aio operations. Currently, there is no API call to query limits from the ceph backend. So drop the bdrv_refresh_limits completely until there is such an API call. Signed-off-by: Peter Lieven --- block/rbd.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/block/rbd.c b/block/rbd.c index 35dc1dc90e..5f96fbf3d1 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -219,14 +219,6 @@ done: return; } - -static void qemu_rbd_refresh_limits(BlockDriverState *bs, Error **errp) -{ - /* XXX Does RBD support AIO on less than 512-byte alignment? */ - bs->bl.request_alignment = 512; -} - - static int qemu_rbd_set_auth(rados_t cluster, BlockdevOptionsRbd *opts, Error **errp) { @@ -1124,7 +1116,6 @@ static BlockDriver bdrv_rbd = { .format_name = "rbd", .instance_size = sizeof(BDRVRBDState), .bdrv_parse_filename = qemu_rbd_parse_filename, - .bdrv_refresh_limits = qemu_rbd_refresh_limits, .bdrv_file_open = qemu_rbd_open, .bdrv_close = qemu_rbd_close, .bdrv_reopen_prepare = qemu_rbd_reopen_prepare,