From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kdw0l-0007Qj-6r for mharc-qemu-riscv@gnu.org; Sat, 14 Nov 2020 08:54:39 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53428) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kdshc-0002Vb-GQ for qemu-riscv@nongnu.org; Sat, 14 Nov 2020 05:22:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:51826) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kdsha-000435-3g for qemu-riscv@nongnu.org; Sat, 14 Nov 2020 05:22:40 -0500 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D902A22252; Sat, 14 Nov 2020 10:22:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605349355; bh=DTAwl0hTrgRNPZ3g+vwkAlwE0PTRvx4ZwzKkvuUCxr4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=C18I0LTVOcMsZtu/D5bylPumO8f8Nv2DLt9F8OyjoeMYwBWEyrvkd9nZ3U42ecTAP dKZ4KKAddKzsHAn6n6EomSTPCaozy0YPoORQspiNxwEmDJzHKZ/Gr7JWWi0ifU4f+s p+IHjEs9d3zGxrcCBXfQq5cZdDPfxpiFsOMD5Lv8= Date: Sat, 14 Nov 2020 11:23:20 +0100 From: Greg KH To: Jiaxun Yang Cc: =?utf-8?B?6ZmI5Y2O5omN?= , Roman Kiryanov , Huacai Chen , Paul Walmsley , LKML , Lingfeng Yang , Rob Herring , anup.patel@wdc.com, Alistair.Francis@wdc.com, qemu-riscv@nongnu.org Subject: Re: Re: [PATCH] drivers: rtc: retire RTC_DRV_GOLDFISH Message-ID: References: <20201113205233.827493-1-rkir@google.com> <20201113210730.GA1992396@bogus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Received-SPF: pass client-ip=198.145.29.99; envelope-from=gregkh@linuxfoundation.org; helo=mail.kernel.org X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/14 05:22:35 X-ACL-Warn: Detected OS = Linux 3.11 and newer X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Sat, 14 Nov 2020 08:54:36 -0500 X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Nov 2020 10:22:40 -0000 On Sat, Nov 14, 2020 at 05:47:47PM +0800, Jiaxun Yang wrote: > > > 在 2020/11/14 下午4:15, Greg KH 写道: > > + qemu-riscv list and QEMU device maintainers of goldfish_rtc > > > On Sat, Nov 14, 2020 at 04:06:24PM +0800, 陈华才 wrote: > > > Hi, All, > > > > > > Goldfish RTC works well on MIPS, and QEMU RISC-V emulator use Goldfish > > > as well, so I think we should keep it in kernel. > > But does anyone actually use it for anything? Having something in qemu > > is nice, but not required if it doesn't provide something that is > > already there for other virtual devices, right? > > Hi all, > > Both QEMU MIPS loongson3-virt and riscv virt machine are using goldfish_rtc > as sole RTC > device, it have been hardcoded in QEMU for a long while and sudden drop in > kernel would > break these machines. > RTC is essential for virt machines to keep time synchronized with host. > > Given that it is the simplest RTC implementation for now, it won't give us > much maintenance > overhead. > > Thus I do think it shouldn't be retired as for now. If nobody comes in I'd > also willing to maintain > it. Ok, can someone submit a patch to update the MAINTAINERS file for this so we know who to route issues to over time? thanks, greg k-h