From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baoquan He Date: Fri, 8 Apr 2022 17:32:52 +0800 Subject: [PATCH v21 0/5] support reserving crashkernel above 4G on arm64 kdump In-Reply-To: <20220227030717.1464-1-thunder.leizhen@huawei.com> References: <20220227030717.1464-1-thunder.leizhen@huawei.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kexec@lists.infradead.org Hi, Lei On 02/27/22 at 11:07am, Zhen Lei wrote: > Changes since [v20]: > 1. Check whether crashkernel=Y,low is incorrectly configured or not configured. Do different processing. > 2. Share the existing description of x86. The configuration of arm64 is the same as that of x86. > 3. Define the value of macro CRASH_ADDR_HIGH_MAX as memblock.current_limit, instead of MEMBLOCK_ALLOC_ACCESSIBLE. > 4. To improve readability, some lightweight code adjustments have been made to reserve_craskernel(), including comments. > 5. The defined value of DEFAULT_CRASH_KERNEL_LOW_SIZE reconsiders swiotlb, just like x86, to share documents. 5.18 rc1 is already done, do you have plan to post a new version for reviewing? Thanks Baoquan