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dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:39936 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kBVnx-0006gQ-Ij for qemu-devel@archiver.kernel.org; Fri, 28 Aug 2020 00:15:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45388) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kBVnG-0006EC-NM for qemu-devel@nongnu.org; Fri, 28 Aug 2020 00:15:14 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:46858) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kBVnD-0001l1-PH for qemu-devel@nongnu.org; Fri, 28 Aug 2020 00:15:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1598588109; 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=q2hnZGG9Ewd9zLHv32UUcBtZ5VkiXc8exnlvWQYlOR4=; b=IfOn1FFFqs040596l35W0tMHIYxp5Luso50tJeYAiTznJHhujLzmDxzx1iO8rtXKf6nzRd lJlMOYAUC/AyYgppWGhdTcvx7gbKh3WgBj6XW+YqEeDyfCAUqCVY7HTpeFr1cLftDbVeKq ltB3p16S1DEsMtOAtCWmLGLyC7NMhIw= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-558-eUDNUOhFNee0cYrfXe2LwA-1; Fri, 28 Aug 2020 00:15:02 -0400 X-MC-Unique: eUDNUOhFNee0cYrfXe2LwA-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 1FBCB802B6B; Fri, 28 Aug 2020 04:15:01 +0000 (UTC) Received: from thuth.remote.csb (ovpn-112-79.ams2.redhat.com [10.36.112.79]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9355E1001B2B; Fri, 28 Aug 2020 04:15:00 +0000 (UTC) Subject: Re: Contributor wanting to get started with simple contributions To: Rohit Shinde References: <2d69f1ac-df97-9d70-d2e2-e9cf27cf9b0c@redhat.com> <15d81509-81d4-d583-16c6-3407efd26f12@redhat.com> From: Thomas Huth Message-ID: <96db61bb-47bd-e57c-11c8-3412e8ca4a96@redhat.com> Date: Fri, 28 Aug 2020 06:14:59 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=thuth@redhat.com X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Received-SPF: pass client-ip=63.128.21.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/28 00:15:09 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -47 X-Spam_score: -4.8 X-Spam_bar: ---- X-Spam_report: (-4.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.959, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-1.782, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 28/08/2020 02.49, Rohit Shinde wrote: > Hey Thomas, > > Thanks for the in-depth response! I appreciate it a lot! > > > > On Wed, Aug 26, 2020 at 9:38 PM Thomas Huth > wrote: > > On 26/08/2020 17.00, Rohit Shinde wrote: > > Hey Thomas, > > > > I didn't really have any specific questions. I wanted to know if there > > was any part of qemu that I could contribute to. Qemu is > overwhelmingly > > vast and without some pointers, I felt very lost. > > Ok, that's true - QEMU is really a huge project. I'd really recommend to > pick some topics from https://wiki.qemu.org/Contribute/BiteSizedTasks > first to get a feeling for contributing patches to QEMU. Since you're > interested in emulation, maybe the topics from the "Device models" > section would also be a good fit? > > >     >     I plan to stay and become a long term contributor. Is > there any CS > > > >     What does "CS" stand for? > > > > Computer Science :)  > > Oh, well, thanks, ok, that was too easy. I guess there are just too many > abbreviations around ;-) > > > > >     >     theory that I would need to know other than what I mentioned > >     above? > > I'd recommend to browse the various KVM forum presentations on > http://www.linux-kvm.org/page/Category:Conferences to see if there is > something that catches your eye. You can find the recordings of most > presentations on > https://www.youtube.com/channel/UCRCSQmAOh7yzgheq-emy1xA , too. > > >     >     Is it possible to "learn on the go"? > > > >     You certainly have to "learn on the go", since it is likely quite > >     impossible to grasp a huge project like QEMU at once. > > > > I am interested in contributing to something like device emulation. > > There might be lots of devices which Qemu might want to emulate but > > which haven't yet been emulated. > Sure, but I think you first need a target you're interested in first. > E.g. do you want to focus on x86, ARM, PPC, m68k, ... ? Depending on > that, you can start looking around in the hw/ directory for "missing" or > "TODO" items. > > I am pretty familiar with the x86 architecture since I have worked with > processors right from 8086 to the Pentium line of processors. I have a > nice familiarity with x86_64. I have a passing familiarity with ARM and > SPARC architectures, but not much more. So I think I would like to focus > on the x86 architecture. I'll poke around the hw/ directory. Please feel > free to give me pointers in the meanwhile. > > Since I am new to the community, I wanted to make sure if it is fine if > I post general questions to the mailing list and copy you? Sure, but I'm not the right guy for x86 ;-) It's often a good idea to have a look at the MAINTAINERS file to find people who you could put on CC: for specific topics. Thomas