From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4522CC5DF9C for ; Mon, 24 Aug 2026 15:44:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=7KwqEJ2YTii5ttexwXqSYWI3ClTVc5nU9NJMGvUEhAc=; b=n2qDcbPzbmwgvpBqRygZes4GGO pI2MdNyRiwnLNpkDARI6IEX/fsEDB+J6Giek/uiEAiiN9GDggUFmWdHmf4tO3HHpApQIo9DMoZifd zAjeWCDUUcNXi9UKbl8J/y+J9d4rB/EQWy+7b82A9+Ph4ndIZo7Ed9dhU+trh+lunySB/gODbEyfr HexY+skM3zQpeRkjz23cWoBg0N0tkVjVU3cwb9c0tnyAncvv9lY3OSG+722620AJtvGCb+xanSRRI r3Ck2Po+oXcqUNKtmKhT8CwuEMrXJg5ZxE9Fn9gn7u0VZLJWgHRVCBEtxiPRjXFtPb9sh7LpBG2FY PMjnxjwA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wyWq9-0000000Gx88-2Pnx; Mon, 24 Aug 2026 15:44:01 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wyWq8-0000000Gx7H-0LVv for kexec@lists.infradead.org; Mon, 24 Aug 2026 15:44:00 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 851146011F; Mon, 24 Aug 2026 15:43:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 567C81F000E9; Mon, 24 Aug 2026 15:43:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787586239; bh=7KwqEJ2YTii5ttexwXqSYWI3ClTVc5nU9NJMGvUEhAc=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=Mh7SAQlOny+D+mX67ttkRC8cslOdV/CM7k08a53hKwdcfn2wZbIIZmrcMO5EZWNag FP2rqg1wh2s/IVShbnKzah69m95WOWKYbKc31cOg7ev2HyRFpyHICN6R44JrL3p12y dFjdAHxT4+dPLAob5ZFNA8up9/6CSCNIli+2C2prG7MXZf7LxAR8cTjV69zSt6yh8L iyifRPz1Mm6RrHmKqT7vtmTK3cNgqatbGzXIrOrw1Exq8jvjELLMpNJQnN2yAI+mFe 0s5sdMtsxy/NT2z2XVhSq3kVyiU1oZ0GroNmbO0AYnwdbsoCQZLUwDc2DmoOCgHbHq A8Cjh2CUziysg== Date: Mon, 24 Aug 2026 16:43:56 +0100 From: Simon Horman To: Joseph Cathcart Cc: kexec@lists.infradead.org, eoin.mcnamara@ibm.com, iii@de.ibm.com Subject: Re: [PATCH v1] kexec-tools/s390: add --reuseinitrd support Message-ID: <20260824154356.GC102316@horms.kernel.org> References: <20260818153925.6203-1-josephc@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260818153925.6203-1-josephc@linux.ibm.com> X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On Tue, Aug 18, 2026 at 05:39:25PM +0200, Joseph Cathcart wrote: > Currently, the --reuseinitrd param is not supported on s390. This > prevents testing kexec in environments such as virtme-ng, which by > default does not store the initrd on disk. > > When --reuseinitrd is specified, add retained initrd memory range to > memory_range[] and fill new kernel parmarea directly with retained > initrd base and size, rather than memory range of a new ramdisk. > > Add die() cases for trying to use --reuseinitrd flag in addition to > --ramdisk or --initrd, and for using --kexec-file-syscall instead of > --kexec-syscall while trying to use --reuseinitrd. > > Signed-off-by: Joseph Cathcart > --- > > Depends on: https://lore.kernel.org/linux-s390/20260818153559.5700-1-josephc@linux.ibm.com/T/#u Thanks, applied: - kexec-tools/s390: add --reuseinitrd support https://git.kernel.org/pub/scm/utils/kernel/kexec/kexec-tools.git/commit/?id=43c5cba85ad2 Let me know if the kernel portion doesn't land and planned.