From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756487AbbE2PGV (ORCPT ); Fri, 29 May 2015 11:06:21 -0400 Received: from mail-pa0-f48.google.com ([209.85.220.48]:33852 "EHLO mail-pa0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756331AbbE2PGH (ORCPT ); Fri, 29 May 2015 11:06:07 -0400 From: Sergey Senozhatsky To: Andrew Morton , Minchan Kim Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky , Sergey Senozhatsky Subject: [RFC][PATCH 01/10] zsmalloc: drop unused variable `nr_to_migrate' Date: Sat, 30 May 2015 00:05:19 +0900 Message-Id: <1432911928-14654-2-git-send-email-sergey.senozhatsky@gmail.com> X-Mailer: git-send-email 2.4.2.337.gfae46aa In-Reply-To: <1432911928-14654-1-git-send-email-sergey.senozhatsky@gmail.com> References: <1432911928-14654-1-git-send-email-sergey.senozhatsky@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org __zs_compact() does not use `nr_to_migrate', drop it. Signed-off-by: Sergey Senozhatsky --- mm/zsmalloc.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 33d5126..e615b31 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -1701,7 +1701,6 @@ static struct page *isolate_source_page(struct size_class *class) static unsigned long __zs_compact(struct zs_pool *pool, struct size_class *class) { - int nr_to_migrate; struct zs_compact_control cc; struct page *src_page; struct page *dst_page = NULL; @@ -1712,8 +1711,6 @@ static unsigned long __zs_compact(struct zs_pool *pool, BUG_ON(!is_first_page(src_page)); - /* The goal is to migrate all live objects in source page */ - nr_to_migrate = src_page->inuse; cc.index = 0; cc.s_page = src_page; @@ -1728,7 +1725,6 @@ static unsigned long __zs_compact(struct zs_pool *pool, putback_zspage(pool, class, dst_page); nr_total_migrated += cc.nr_migrated; - nr_to_migrate -= cc.nr_migrated; } /* Stop if we couldn't find slot */ -- 2.4.2.337.gfae46aa