From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753816AbbF3Mie (ORCPT ); Tue, 30 Jun 2015 08:38:34 -0400 Received: from mail-pa0-f52.google.com ([209.85.220.52]:35788 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752595AbbF3Mgx (ORCPT ); Tue, 30 Jun 2015 08:36:53 -0400 From: Sergey Senozhatsky To: Minchan Kim Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Sergey Senozhatsky , Sergey Senozhatsky Subject: [RFC][PATCHv4 1/7] zsmalloc: drop unused variable `nr_to_migrate' Date: Tue, 30 Jun 2015 21:35:52 +0900 Message-Id: <1435667758-14075-2-git-send-email-sergey.senozhatsky@gmail.com> X-Mailer: git-send-email 2.5.0.rc0.3.g912bd49 In-Reply-To: <1435667758-14075-1-git-send-email-sergey.senozhatsky@gmail.com> References: <1435667758-14075-1-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 Acked-by: Minchan Kim --- mm/zsmalloc.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 3538b8c..2aecdb3 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -1712,7 +1712,6 @@ 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; @@ -1723,8 +1722,6 @@ 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; @@ -1739,7 +1736,6 @@ 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 */ -- 2.5.0.rc0.3.g912bd49