From 7a7454d1432e62b62c9b34a2c43bc76f28b7d01f Mon Sep 17 00:00:00 2001 From: Qiang Huang Date: Thu, 26 Jun 2014 10:42:40 +1000 Subject: [PATCH] mm/page_alloc.c: update comments for get/set_pfnblock_flags_mask These two functions changed many times and the comments are out of date. Signed-off-by: Qiang Huang Signed-off-by: Andrew Morton --- mm/page_alloc.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index fef9614b57c4..2727a425549d 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6057,10 +6057,11 @@ static inline int pfn_to_bitidx(struct zone *zone, unsigned long pfn) } /** - * get_pageblock_flags_group - Return the requested group of flags for the pageblock_nr_pages block of pages + * get_pfnblock_flags_mask - Return the requested group of flags for the pageblock_nr_pages block of pages * @page: The page within the block of interest - * @start_bitidx: The first bit of interest to retrieve + * @pfn: Page Number of the page * @end_bitidx: The last bit of interest + * @mask: The mask for flags * returns pageblock_bits flags */ unsigned long get_pfnblock_flags_mask(struct page *page, unsigned long pfn, @@ -6086,9 +6087,10 @@ unsigned long get_pfnblock_flags_mask(struct page *page, unsigned long pfn, /** * set_pfnblock_flags_mask - Set the requested group of flags for a pageblock_nr_pages block of pages * @page: The page within the block of interest - * @start_bitidx: The first bit of interest - * @end_bitidx: The last bit of interest * @flags: The flags to set + * @pfn: Page Number of the page + * @end_bitidx: The last bit of interest + * @mask: The mask for flags */ void set_pfnblock_flags_mask(struct page *page, unsigned long flags, unsigned long pfn, -- 2.39.5