diff options
| author | Kefeng Wang <wangkefeng.wang@huawei.com> | 2022-08-15 13:10:17 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-12 05:25:56 +0200 |
| commit | fb70c4878d6b3001ef40fa39432a38d8cabdcbf7 (patch) | |
| tree | dd24144a1529bbae05f5382b61703984b362ca16 | |
| parent | arch: mm: rename FORCE_MAX_ZONEORDER to ARCH_FORCE_MAX_ORDER (diff) | |
| download | linux-fb70c4878d6b3001ef40fa39432a38d8cabdcbf7.tar.xz linux-fb70c4878d6b3001ef40fa39432a38d8cabdcbf7.zip | |
mm: kill find_min_pfn_with_active_regions()
find_min_pfn_with_active_regions() is only called from free_area_init().
Open-code the PHYS_PFN(memblock_start_of_DRAM()) into free_area_init(),
and kill find_min_pfn_with_active_regions().
Link: https://lkml.kernel.org/r/20220815111017.39341-1-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | include/linux/mm.h | 1 | ||||
| -rw-r--r-- | mm/page_alloc.c | 13 |
2 files changed, 1 insertions, 13 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 27839b158ca4..e98ef2cb1176 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2520,7 +2520,6 @@ extern unsigned long absent_pages_in_range(unsigned long start_pfn, unsigned long end_pfn); extern void get_pfn_range_for_nid(unsigned int nid, unsigned long *start_pfn, unsigned long *end_pfn); -extern unsigned long find_min_pfn_with_active_regions(void); #ifndef CONFIG_NUMA static inline int early_pfn_to_nid(unsigned long pfn) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f13d3ead95f2..48c65bf3cb29 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -7908,17 +7908,6 @@ unsigned long __init node_map_pfn_alignment(void) return ~accl_mask + 1; } -/** - * find_min_pfn_with_active_regions - Find the minimum PFN registered - * - * Return: the minimum PFN based on information provided via - * memblock_set_node(). - */ -unsigned long __init find_min_pfn_with_active_regions(void) -{ - return PHYS_PFN(memblock_start_of_DRAM()); -} - /* * early_calculate_totalpages() * Sum pages in active regions for movable zone. @@ -8211,7 +8200,7 @@ void __init free_area_init(unsigned long *max_zone_pfn) memset(arch_zone_highest_possible_pfn, 0, sizeof(arch_zone_highest_possible_pfn)); - start_pfn = find_min_pfn_with_active_regions(); + start_pfn = PHYS_PFN(memblock_start_of_DRAM()); descending = arch_has_descending_max_zone_pfns(); for (i = 0; i < MAX_NR_ZONES; i++) { |