Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752969AbaKMACK (ORCPT ); Wed, 12 Nov 2014 19:02:10 -0500 Received: from LGEMRELSE7Q.lge.com ([156.147.1.151]:51719 "EHLO lgemrelse7q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752201AbaKMACJ (ORCPT ); Wed, 12 Nov 2014 19:02:09 -0500 X-Original-SENDERIP: 10.177.220.156 X-Original-MAILFROM: minchan@kernel.org Date: Thu, 13 Nov 2014 09:02:16 +0900 From: Minchan Kim To: Mahendran Ganesh Cc: ngupta@vflare.org, weijie.yang@samsung.com, sergey.senozhatsky@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/zram: correct ZRAM_ZERO flag bit position Message-ID: <20141113000216.GA1074@bbox> References: <1415803038-7913-1-git-send-email-opensource.ganesh@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1415803038-7913-1-git-send-email-opensource.ganesh@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 12, 2014 at 10:37:18PM +0800, Mahendran Ganesh wrote: > In struct zram_table_entry, the element *value* contains obj size and > obj zram flags. Bit 0 to bit (ZRAM_FLAG_SHIFT - 1) represent obj size, > and bit ZRAM_FLAG_SHIFT to the highest bit of unsigned long represent obj > zram_flags. So the first zram flag(ZRAM_ZERO) should be from ZRAM_FLAG_SHIFT > instead of (ZRAM_FLAG_SHIFT + 1). > > This patch fixes this issue. > > Also this patch fixes a typo, "page in now accessed" -> "page is now accessed" > > Signed-off-by: Mahendran Ganesh Acked-by: Minchan Kim To be clear about "fixes this issue", it's not a bug but just clean up so it doesn't change any behavior. Thanks! -- Kind regards, Minchan Kim -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/