[PATCH 1/2] mm/mm_init.c: use memblock_region_memory_base_pfn() to get startpfn

Wei Yang
2024-05-22T07:31:17Z

Just like what it does in "if (mirrored_kernelcore)", we should use
memblock_region_memory_base_pfn() to get the startpfn.

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
---
include/linux/memblock.h | 2 +-
mm/mm_init.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index e2082240586d..6cf18dc2b4d0 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -565,7 +565,7 @@ static inline unsigned long memblock_region_reserved_end_pfn(const struct memblo
}

/**
- * for_each_mem_region - itereate over memory regions
+ * for_each_mem_region - iterate over memory regions
* @region: loop variable
*/
#define for_each_mem_region(region) \
diff --git a/mm/mm_init.c b/mm/mm_init.c
index f72b852bd5b8..2dfb87841fdb 100644
--- a/mm/mm_init.c
+++ b/mm/mm_init.c
@@ -363,7 +363,7 @@ static void __init find_zone_movable_pfns_for_nodes(void)

nid = memblock_get_region_node(r);

- usable_startpfn = PFN_DOWN(r->base);
+ usable_startpfn = memblock_region_memory_base_pfn(r);
zone_movable_pfn[nid] = zone_movable_pfn[nid] ?
min(usable_startpfn, zone_movable_pfn[nid]) :
usable_startpfn;
--
2.34.1