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Re: [XEN RFC PATCH 00/40] Add device tree based NUMA support to Arm64

  • To: Wei Chen <Wei.Chen@xxxxxxx>
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Fri, 13 Aug 2021 08:53:38 +0200
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  • Cc: Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, "sstabellini@xxxxxxxxxx" <sstabellini@xxxxxxxxxx>, "julien@xxxxxxx" <julien@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Fri, 13 Aug 2021 06:53:54 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 13.08.2021 04:33, Wei Chen wrote:
>> From: Jan Beulich <jbeulich@xxxxxxxx>
>> Sent: 2021年8月11日 18:42
>> On 11.08.2021 12:23, Wei Chen wrote:
>>> Hongda Deng (2):
>>>   xen/arm: return default DMA bit width when platform is not set
>>>   xen/arm: Fix lowmem_bitsize when arch_get_dma_bitsize return 0
>>> Wei Chen (38):
>>>   tools: Fix -Werror=maybe-uninitialized for xlu_pci_parse_bdf
>>>   xen/arm: Print a 64-bit number in hex from early uart
>>>   xen/x86: Initialize memnodemapsize while faking NUMA node
>>>   xen: decouple NUMA from ACPI in Kconfig
>>>   xen/arm: use !CONFIG_NUMA to keep fake NUMA API
>>>   xen/x86: Move NUMA memory node map functions to common
>>>   xen/x86: Move numa_add_cpu_node to common
>>>   xen/x86: Move NR_NODE_MEMBLKS macro to common
>>>   xen/x86: Move NUMA nodes and memory block ranges to common
>>>   xen/x86: Move numa_initmem_init to common
>>>   xen/arm: introduce numa_set_node for Arm
>>>   xen/arm: set NUMA nodes max number to 64 by default
>>>   xen/x86: move NUMA API from x86 header to common header
>>>   xen/arm: Create a fake NUMA node to use common code
>>>   xen/arm: Introduce DEVICE_TREE_NUMA Kconfig for arm64
>>>   xen/arm: Keep memory nodes in dtb for NUMA when boot from EFI
>>>   xen: fdt: Introduce a helper to check fdt node type
>>>   xen/arm: implement node distance helpers for Arm64
>>>   xen/arm: introduce device_tree_numa as a switch for device tree NUMA
>>>   xen/arm: introduce a helper to parse device tree processor node
>>>   xen/arm: introduce a helper to parse device tree memory node
>>>   xen/arm: introduce a helper to parse device tree NUMA distance map
>>>   xen/arm: unified entry to parse all NUMA data from device tree
>>>   xen/arm: Add boot and secondary CPU to NUMA system
>>>   xen/arm: build CPU NUMA node map while creating cpu_logical_map
>>>   xen/x86: decouple nodes_cover_memory with E820 map
>>>   xen/arm: implement Arm arch helpers Arm to get memory map info
>>>   xen: move NUMA memory and CPU parsed nodemasks to common
>>>   xen/x86: move nodes_cover_memory to common
>>>   xen/x86: make acpi_scan_nodes to be neutral
>>>   xen: export bad_srat and srat_disabled to extern
>>>   xen: move numa_scan_nodes from x86 to common
>>>   xen: enable numa_scan_nodes for device tree based NUMA
>>>   xen/arm: keep guest still be NUMA unware
>>>   xen: introduce an arch helper to do NUMA init failed fallback
>>>   xen/arm: enable device tree based NUMA in system init
>>>   xen/x86: move numa_setup to common to support NUMA switch in command
>>>     line
>>>   xen/x86: move dump_numa info hotkey to common
>> May I please ask that you follow patch submission guidelines, in that
>> you send patches To: the list and Cc: relevant people. Furthermore I
>> doubt that I need to be on Cc: for all 40 of the patches.
> Thanks for your reminder. Before I sent this series, I had paid
> sometime to consider CC or TO you, I found you are in the X86 Arch,
> x86 memory management maintainer lists. And in this patch series,
> I have done some changes that affects x86, so I added you in TO list.
> Obviously, my understanding had some mistake. I will add you to CC
> list in next version.

And then on a patch-by-patch basis please, unless you see a specific
need to also Cc my on certain Arm-only patches. Thanks.




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