[PATCH 1/1] mm/page_alloc: Remove useless parameter of __free_pages_boot_core

From: Li Zhang
Date: Wed Mar 23 2016 - 23:51:46 EST


From: Li Zhang <zhlcindy@xxxxxxxxxxxxxxxxxx>

__free_pages_boot_core has parameter pfn which is not used at all.
So this patch is to make it clean.

Signed-off-by: Li Zhang <zhlcindy@xxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a762be5..8c0affe 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1056,8 +1056,7 @@ static void __free_pages_ok(struct page *page, unsigned int order)
local_irq_restore(flags);
}

-static void __init __free_pages_boot_core(struct page *page,
- unsigned long pfn, unsigned int order)
+static void __init __free_pages_boot_core(struct page *page, unsigned int order)
{
unsigned int nr_pages = 1 << order;
struct page *p = page;
@@ -1134,7 +1133,7 @@ void __init __free_pages_bootmem(struct page *page, unsigned long pfn,
{
if (early_page_uninitialised(pfn))
return;
- return __free_pages_boot_core(page, pfn, order);
+ return __free_pages_boot_core(page, order);
}

/*
@@ -1219,12 +1218,12 @@ static void __init deferred_free_range(struct page *page,
if (nr_pages == MAX_ORDER_NR_PAGES &&
(pfn & (MAX_ORDER_NR_PAGES-1)) == 0) {
set_pageblock_migratetype(page, MIGRATE_MOVABLE);
- __free_pages_boot_core(page, pfn, MAX_ORDER-1);
+ __free_pages_boot_core(page, MAX_ORDER-1);
return;
}

- for (i = 0; i < nr_pages; i++, page++, pfn++)
- __free_pages_boot_core(page, pfn, 0);
+ for (i = 0; i < nr_pages; i++, page++)
+ __free_pages_boot_core(page, 0);
}

/* Completion tracking for deferred_init_memmap() threads */
--
2.1.0