From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1C62415AEB; Sat, 20 Jan 2024 21:09:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705784998; cv=none; b=HDxt/eLqA7PqpvJUHHBB/V6tHjL1FK310dF89WDC9oX2FpnILMt+NE+cKv9B+ztEeZR5k8/+CwqxIndh8mG9mmhUsD7SWRJ1Fgrv9+krTRLdQJLW33aQVDMl43i+X1n5r6nX71amNB/RDm8f5ICMN7wfO6rZivQrOQgWyXXeyIU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705784998; c=relaxed/simple; bh=fjX1QcNSUSDtg3zN9eJIvh1kheAnttohq2CojBDtXqM=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=d2Jd4VvKUbyKiMTlmJpqRH5eABqynw5vcrOQVWCEQpI6uOrgXxOuph23o0XpIkxa8LNfilhEmKhz/YA4dTf3LLXCoI5pZ3NXE5HUjfqhnFYGDl0zivWl3DbvEyzeBzxJ1KnjHMCsOdltvMNIbzfXa0D+Iayev4DMWuTi3HTRMas= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=f5fgAd8l; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="f5fgAd8l" Received: by smtp.kernel.org (Postfix) with ESMTPS id 8EF1CC433F1; Sat, 20 Jan 2024 21:09:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705784997; bh=fjX1QcNSUSDtg3zN9eJIvh1kheAnttohq2CojBDtXqM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=f5fgAd8lGmVqY/67XbUSO4Qk0dRCUMvtUJD6k/fd5iG2uct6gv2xMQ3OHM1WYZ8U2 ngc78M3hIIoMXED9Rhlsx50MT1WXbiTtNG6ah5EKBwBMud8j+kcgE1H0x+0FnmqSGT BBTDD9MuDisjsB7prVtq2FzT7FYcqsURHqxqgW0uE6WwNcJg/7ykZhWW1w3xibUlyP wX703TQTb8qu6a0/EiiGati/ykJT0BM8pyB94IT1As1Rm6DeIeWHsSDdmfkdUHpJ+M Y4G5OILFVDaAC74ogXv0ePOSln8yYvcsMgVHnWJJUfV+xzzSdGzo674sw/Es00ID6Y cufuVhFU3QLqg== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 7D333D8C970; Sat, 20 Jan 2024 21:09:57 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH 0/2] kexec_file: Load kernel at top of system RAM if required From: patchwork-bot+linux-riscv@kernel.org Message-Id: <170578499750.24348.2518240009884006018.git-patchwork-notify@kernel.org> Date: Sat, 20 Jan 2024 21:09:57 +0000 References: <20231114091658.228030-1-bhe@redhat.com> In-Reply-To: <20231114091658.228030-1-bhe@redhat.com> To: Baoquan He Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kexec@lists.infradead.org, x86@kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, akpm@linux-foundation.org, ebiederm@xmission.com, takahiro.akashi@linaro.org Hello: This series was applied to riscv/linux.git (fixes) by Andrew Morton : On Tue, 14 Nov 2023 17:16:56 +0800 you wrote: > Justification: > ============== > Kexec_load interface has been doing top down searching and loading > kernel/initrd/purgtory etc to prepare for kexec reboot. In that way, > the benefits are that it avoids to consume and fragment limited low > memory which satisfy DMA buffer allocation and big chunk of continuous > memory during system init; and avoids to stir with BIOS/FW reserved > or occupied areas, or corner case handling/work around/quirk occupied > areas when doing system init. By the way, the top-down searching and > loading of kexec-ed kernel is done in user space utility code. > > [...] Here is the summary with links: - [1/2] resource: add walk_system_ram_res_rev() (no matching commit) - [2/2] kexec_file: Load kernel at top of system RAM if required https://git.kernel.org/riscv/c/b3ba234171cd You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html