These two functions changed many times, and comments are out of data for a long time. Though it's minor, better update it. Signed-off-by: Qiang Huang <h.huangqiang@xxxxxxxxxx> --- 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 4f59fa2..8221366 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6034,10 +6034,11 @@ 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, @@ -6063,9 +6064,10 @@ 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, -- 1.8.3 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>