From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8CD6F317145; Sat, 1 Aug 2026 06:54:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785567250; cv=none; b=cgR7Z9DEDMrmMobO9Fq3D1qYOd0zLCuFJzCzBZwwQ4s82aI/CfEebYu3N4JWyvohYwp2HIIl8VoU/gkgvq+Y5S8oirsp9jA7q9B3M2WgimYJ2Rue9pMSPi9+ZSbrj9wBAW1xOZ3tlCZrYEP5CB1RO30H1oXgWdwx4xzyAj98hn0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785567250; c=relaxed/simple; bh=qeLrk5ZFcRVSYzKhnA6xD4LkDyqqzJ5qXSsxbjss8nA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RQr3+z+YxLplqtmcU1pmdQkJQygzYpAr9eR/AsfM4NmUd5UToaans2VsP506L+N0L+GfAVEbF2sSByinadGidF57mK2Vtw51czuN/Rt05fqZsPlD3bZ1EgL5ff0TCbHymbCxU96c1sqtYv2y34b2OZSGN6C0QeE//VUpbUVJGwQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=HkDHSDh7; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="HkDHSDh7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9EE571F00AC4; Sat, 1 Aug 2026 06:54:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1785567249; bh=XIJMaYWFvOXT7JzPQ1LRGZGcrTLPkCslwdiNmkT0MWs=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=HkDHSDh7AKU7kcZUkJzhqZxP+8rBx+uTIzOgNaiaTaOf+BHo/HlgNEuFkoEWIr7/G vycANYeGA/THUYcjjmarNIUuKE3/c7c7BBHr81oWBNv2Z2YDSnjnp5tc0bM1WD7VZd 3xGzgvEg81vhXTkSTWlKI+5acqE+YAOmaWRDMTXA= Date: Sat, 1 Aug 2026 08:52:40 +0200 From: Greg KH To: Mingyu Wang <25181214217@stu.xidian.edu.cn> Cc: arnd@arndb.de, kees@kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v8 1/2] misc: ibmasm: Fix static out-of-bounds MMIO access during probe Message-ID: <2026080153-unthread-quake-ce1f@gregkh> References: <20260718073253.96741-1-25181214217@stu.xidian.edu.cn> <20260718073253.96741-2-25181214217@stu.xidian.edu.cn> <2026073120-deplete-bronzing-481c@gregkh> <2026073114-staff-turbine-9864@gregkh> <4b8fc5e2-8965-47a0-8be8-b12337398fe6@stu.xidian.edu.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <4b8fc5e2-8965-47a0-8be8-b12337398fe6@stu.xidian.edu.cn> On Sat, Aug 01, 2026 at 10:58:56AM +0800, Mingyu Wang wrote: > Hi Greg, > > > > I do not know. Do some research into when the hardware was made, what > > it runs on, and try to determine if it really is even used anymore by > > anyone. If not, then yes, let's drop it! > > Thanks for the guidance! I did the research on the IBM RSA hardware, > and it indeed seems to belong in a museum. > > Here is what I found regarding its lifecycle: > 1. The IBM Remote Supervisor Adapter (RSA) and RSA II were early 2000s >    management PCI/ISA cards for ancient IBM eServer xSeries machines. > 2. IBM deprecated the RSA family and replaced it with IMM around 2008. So if it was last shipped in 2008, I think we can properly remove it. Care to submit a patch to do so? If someone shows up with the hardware, we can easily revert the removal. thanks, greg k-h