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 AD52EC2BD09 for ; Tue, 9 Jul 2024 07:30:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cg5D8tYrHkhHgqqtIAE6Z6ak/dUdgafueCq3Hq868bY=; b=jxh2nfXpv8TsS6 EA/F66Jlm8kNvOvP7MsZubLY2l2bBvVxSllMJ7Q/MpoXwYoUZIY/SBNcuTdFjf+snAyD5bW8CNhdG bhgES2K/HGy39arU0IlEHYKCgyP5TiwrY6Xp61q34dO5nOYTd/h0qWnhYVZo52eBcnkINKMj5PeWR rtb7aGvy50SPqtYWUWvzgW5gSEw0v6X9rQC+K3VczVFRKjU7bett3eI5c90uiVX4dDotADbnUxr9Y BRgDsfb69STjESJX6UKacJWME4B4J8y8zAEhVirVvdt3MBwb2jJjIlaqp506eKYh0RrwPji+tmrjQ HOpDfP1QdTrpxngvhQjw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sR5Ia-00000006ENO-10UE; Tue, 09 Jul 2024 07:30:04 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sR5IW-00000006EM7-29O5 for kexec@lists.infradead.org; Tue, 09 Jul 2024 07:30:02 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 5745060F38; Tue, 9 Jul 2024 07:29:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 89E21C3277B; Tue, 9 Jul 2024 07:29:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720510199; bh=r0nJLph3vOq6vcsrqYIVHY/7gvpCGCD/nRIzDvt3Qww=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=pAat4fR7g25/Av/rahPoVvWLuwODZjEkE0yGY89ONa+PupLsKeK8zoNle8dCGRxRB aRBiNyElBsO4uf2t9MMuL3kplm42GKPR+tFTmSo7VXCWZczhyP+FbOBsQojg6q625l PGsed+kW11R2tpsro30R3vVcRExG+s+qlpGGVrxFLFKHqLqu7uahGQnd+BUUp245wc rLRREUPBlDwbiwJxTsz/WqqtUZDA50cubIVev8tK/durG5SnOwxmYGVKu3eeEpcihf HvYZ+NCFtEo5nlbv8sote1CPEanwI5kRmPoJYIP3PtifOXT/6kGEcm1EIZKdQ7QKFd AqwZaKLZ8Cwng== Date: Tue, 9 Jul 2024 08:29:55 +0100 From: Simon Horman To: Sourabh Jain Cc: kexec@lists.infradead.org, Aditya Gupta , Baoquan He , Coiby Xu , Hari Bathini , Mahesh Salgaonkar Subject: Re: [PATCH v3 0/3] Enable crash hotplug support on powerpc Message-ID: <20240709072955.GB346094@kernel.org> References: <20240707152456.87899-1-sourabhjain@linux.ibm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240707152456.87899-1-sourabhjain@linux.ibm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240709_003000_611541_A6279C26 X-CRM114-Status: GOOD ( 17.80 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On Sun, Jul 07, 2024 at 08:54:53PM +0530, Sourabh Jain wrote: > The primary goal of this patch series is to enable crash hotplug on > powerpc architecture for the `kexec_load` system call. > > The first patch in the series introduces a new kexec flag added in the > kernel to generalize crash hotplug support. The second patch enables > crash hotplug support on PowerPC for `kexec_load` system call. The third > patch updates the documentation about crash hotplug support. > > Changes log: > > v4: > - Do not remove the KEXEC_UPDATE_ELFCOREHDR kexec flag. It is needed to > maintain backward compatibility on x86. 1/3 > - Send the KEXEC_UPDATE_ELFCOREHDR kexec flag for x86, and for the rest > of the architectures, send KEXEC_CRASH_HOTPLUG_SUPPORT to enable > crash hotplug support kexec_load system call. 1/3 > - Since there is a significant change in 1/3, hence Hari's Acked-by > is removed form only first patch. 1/3 > - Rename and reorder the function arch_do_exclude_segment() parameters > as suggested. 1/3 > - Keep the implementation of arch_do_exclude_segment() function same > for x86_64 and i386. 1/3 > > v3: > https://lists.infradead.org/pipermail/kexec/2024-July/030361.html > - Updated --hotplug option description 3/3 > > v2: > https://lists.infradead.org/pipermail/kexec/2024-June/030309.html > - Find CPUs in the system using the /sys/devices/system/cpu/present sysfs > instead of traversing all nodes under /proc/device-tree/cpus. 2/3 > - Added a new function to find present CPUs in the system. 2/3 > - Removed unnecessary NULL check on seg_ptr from arch_do_exclude_segment(). 2/3 > - Updated --hotplug option description 3/3 > > v1: > https://lists.infradead.org/pipermail/kexec/2024-May/030051.html Thanks Sourabh, Series applied. _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec