[PATCH v2] powerpc/mm: Update max/min_low_pfn in the same function

[PATCH v2] powerpc/mm: Update max/min_low_pfn in the same function

[Aneesh Kumar K.V]

For both CONFIG_NUMA enabled/disabled use mem_topology_setup to
update max/min_low_pfn.

This also add min_low_pfn update to CONFIG_NUMA which was initialized
to zero before.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/mm/numa.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 0801b2ce9b7d..b44ce71917d7 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -1160,6 +1160,9 @@ void __init mem_topology_setup(void)
 {
 	int cpu;
 
+	max_low_pfn = max_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
+	min_low_pfn = MEMORY_START >> PAGE_SHIFT;
+
 	/*
 	 * Linux/mm assumes node 0 to be online at boot. However this is not
 	 * true on PowerPC, where node 0 is similar to any other node, it
@@ -1204,9 +1207,6 @@ void __init initmem_init(void)
 {
 	int nid;
 
-	max_low_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
-	max_pfn = max_low_pfn;
-
 	memblock_dump_all();
 
 	for_each_online_node(nid) {
-- 
2.36.1

Re: [PATCH v2] powerpc/mm: Update max/min_low_pfn in the same function

[Michael Ellerman]

On Mon, 4 Jul 2022 12:08:51 +0530, Aneesh Kumar K.V wrote:
> For both CONFIG_NUMA enabled/disabled use mem_topology_setup to
> update max/min_low_pfn.
> 
> This also add min_low_pfn update to CONFIG_NUMA which was initialized
> to zero before.
> 
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/mm: Update max/min_low_pfn in the same function
      https://git.kernel.org/powerpc/c/7b31f7dadd7074fa70bb14a53bd286ffdfc98b04

cheers