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
