RE: [RFC PATCH v2 2/3] device-dax: use fallback nid when numa_node is invalid

2020-07-07 Thread Justin He
Baoquan He > ; Chuhong Yuan ; linux-arm- > ker...@lists.infradead.org; linux-kernel@vger.kernel.org; linux- > m...@kvack.org; linux-nvd...@lists.01.org; Kaly Xin > Subject: Re: [RFC PATCH v2 2/3] device-dax: use fallback nid when > numa_node is invalid > > On 07.07.20 07:5

Re: [RFC PATCH v2 2/3] device-dax: use fallback nid when numa_node is invalid

2020-07-07 Thread David Hildenbrand
On 07.07.20 07:59, Jia He wrote: > Previously, numa_off is set unconditionally at the end of dummy_numa_init(), > even with a fake numa node. Then ACPI detects node id as NUMA_NO_NODE(-1) in > acpi_map_pxm_to_node() because it regards numa_off as turning off the numa > node. Hence dev_dax->target_n

RE: [RFC PATCH v2 2/3] device-dax: use fallback nid when numa_node is invalid

2020-07-06 Thread Justin He
[+] add Powerpc maintainers to check my concern about memory_add_physaddr_to_nid Exporting -- Cheers, Justin (Jia He) > -Original Message- > From: Jia He > Sent: Tuesday, July 7, 2020 1:59 PM > To: Catalin Marinas ; Will Deacon > ; Dan Williams ; Vishal Verma > ; Dave Jiang > Cc: Mic