From patchwork Thu Jan 4 04:32:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Peter Xu X-Patchwork-Id: 1882316 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=apUsX3yM; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4T5DJD1M26z1ydb for ; Thu, 4 Jan 2024 15:34:20 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rLFQo-0004HM-Qg; Wed, 03 Jan 2024 23:34:10 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rLFQk-0004GC-G3 for qemu-devel@nongnu.org; Wed, 03 Jan 2024 23:34:06 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rLFQi-0006ir-QL for qemu-devel@nongnu.org; Wed, 03 Jan 2024 23:34:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1704342844; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=mUcE0/zFGxgmCe2vjJ2VSUOvSJD3gtwfWIbs5TqOBCQ=; b=apUsX3yMcYDiFI2cxgyFB37phuy7SFPHMYnoxESGXUNOhsoeT2LrKURjeryCWDmgxIGVwH WewnEl8EEXtho56yeSEbGnbFxoWWQCYiDVbIzOsS6vYy+WRlVCqbWXxtxb5SVDZ853QJUJ b721k8ks9RBqrYs4+UsBI/o8UIbCy3E= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-180-AkmH26GpP-ylxP9bn9CDwQ-1; Wed, 03 Jan 2024 23:33:58 -0500 X-MC-Unique: AkmH26GpP-ylxP9bn9CDwQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 575803C025BB; Thu, 4 Jan 2024 04:33:58 +0000 (UTC) Received: from x1n.redhat.com (unknown [10.72.116.12]) by smtp.corp.redhat.com (Postfix) with ESMTP id 076E0C15968; Thu, 4 Jan 2024 04:33:53 +0000 (UTC) From: peterx@redhat.com To: qemu-devel@nongnu.org, Stefan Hajnoczi Cc: Fabiano Rosas , Steve Sistare , Juan Quintela , peterx@redhat.com, Leonardo Bras Soares Passos , Avihai Horon , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PULL 20/26] migration/multifd: Simplify multifd_channel_connect() if else statement Date: Thu, 4 Jan 2024 12:32:05 +0800 Message-ID: <20240104043213.431566-21-peterx@redhat.com> In-Reply-To: <20240104043213.431566-1-peterx@redhat.com> References: <20240104043213.431566-1-peterx@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.133.124; envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -46 X-Spam_score: -4.7 X-Spam_bar: ---- X-Spam_report: (-4.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.601, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Avihai Horon The else branch in multifd_channel_connect() is redundant because when the if branch is taken the function returns. Simplify the code by removing the else branch. Signed-off-by: Avihai Horon Reviewed-by: Philippe Mathieu-Daudé Link: https://lore.kernel.org/r/20231231093016.14204-7-avihaih@nvidia.com Signed-off-by: Peter Xu --- migration/multifd.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/migration/multifd.c b/migration/multifd.c index a6204fc72f..55d5fd55f8 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -847,14 +847,13 @@ static bool multifd_channel_connect(MultiFDSendParams *p, * so we mustn't call multifd_send_thread until then */ return multifd_tls_channel_connect(p, ioc, errp); - - } else { - migration_ioc_register_yank(ioc); - p->registered_yank = true; - p->c = ioc; - qemu_thread_create(&p->thread, p->name, multifd_send_thread, p, - QEMU_THREAD_JOINABLE); } + + migration_ioc_register_yank(ioc); + p->registered_yank = true; + p->c = ioc; + qemu_thread_create(&p->thread, p->name, multifd_send_thread, p, + QEMU_THREAD_JOINABLE); return true; }