From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb0-f198.google.com (mail-yb0-f198.google.com [209.85.213.198]) by kanga.kvack.org (Postfix) with ESMTP id 917086B0038 for ; Tue, 9 Jan 2018 08:33:05 -0500 (EST) Received: by mail-yb0-f198.google.com with SMTP id u68so4105674ybf.23 for ; Tue, 09 Jan 2018 05:33:05 -0800 (PST) Received: from techadventures.net (techadventures.net. [62.201.165.239]) by mx.google.com with ESMTP id s194si6385931wmb.3.2018.01.09.05.33.04 for ; Tue, 09 Jan 2018 05:33:04 -0800 (PST) Date: Tue, 9 Jan 2018 14:33:03 +0100 From: Oscar Salvador Subject: [PATCH] mm/page_owner.c Clean up init_pages_in_zone() Message-ID: <20180109133303.GA11451@techadventures.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org Cc: vbabka@suse.cz, akpm@linux-foundation.org, mhocko@suse.com This patch removes two redundant assignments in init_pages_in_zone function Signed-off-by: Oscar Salvador --- mm/page_owner.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/mm/page_owner.c b/mm/page_owner.c index 8602fb41b293..7d20c6cc98e0 100644 --- a/mm/page_owner.c +++ b/mm/page_owner.c @@ -528,14 +528,11 @@ read_page_owner(struct file *file, char __user *buf, size_t count, loff_t *ppos) static void init_pages_in_zone(pg_data_t *pgdat, struct zone *zone) { - struct page *page; - struct page_ext *page_ext; unsigned long pfn = zone->zone_start_pfn, block_end_pfn; unsigned long end_pfn = pfn + zone->spanned_pages; unsigned long count = 0; /* Scan block by block. First and last block may be incomplete */ - pfn = zone->zone_start_pfn; /* * Walk the zone in pageblock_nr_pages steps. If a page block spans @@ -551,13 +548,11 @@ static void init_pages_in_zone(pg_data_t *pgdat, struct zone *zone) block_end_pfn = ALIGN(pfn + 1, pageblock_nr_pages); block_end_pfn = min(block_end_pfn, end_pfn); - page = pfn_to_page(pfn); - for (; pfn < block_end_pfn; pfn++) { if (!pfn_valid_within(pfn)) continue; - page = pfn_to_page(pfn); + struct page *page = pfn_to_page(pfn); if (page_zone(page) != zone) continue; @@ -580,7 +575,7 @@ static void init_pages_in_zone(pg_data_t *pgdat, struct zone *zone) if (PageReserved(page)) continue; - page_ext = lookup_page_ext(page); + struct page_ext *page_ext = lookup_page_ext(page); if (unlikely(!page_ext)) continue; -- 2.13.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org