From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753263AbcGDGwA (ORCPT ); Mon, 4 Jul 2016 02:52:00 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:34143 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932241AbcGDGvm (ORCPT ); Mon, 4 Jul 2016 02:51:42 -0400 From: Ganesh Mahendran To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: akpm@linux-foundation.org, minchan@kernel.org, ngupta@vflare.org, sergey.senozhatsky.work@gmail.com, rostedt@goodmis.org, mingo@redhat.com, Ganesh Mahendran Subject: [PATCH v2 6/8] mm/zsmalloc: keep comments consistent with code Date: Mon, 4 Jul 2016 14:49:57 +0800 Message-Id: <1467614999-4326-6-git-send-email-opensource.ganesh@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1467614999-4326-1-git-send-email-opensource.ganesh@gmail.com> References: <1467614999-4326-1-git-send-email-opensource.ganesh@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org some minor change of comments: 1). update zs_malloc(),zs_create_pool() function header 2). update "Usage of struct page fields" Signed-off-by: Ganesh Mahendran ---- v2: change *object index* to *object offset* - Minchan --- mm/zsmalloc.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 2c4549e..df804b8 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -20,6 +20,7 @@ * page->freelist(index): links together all component pages of a zspage * For the huge page, this is always 0, so we use this field * to store handle. + * page->units: first object offset in a subpage of zspage * * Usage of struct page flags: * PG_private: identifies the first component page @@ -140,9 +141,6 @@ */ #define ZS_SIZE_CLASS_DELTA (PAGE_SIZE >> CLASS_BITS) -/* - * We do not maintain any list for completely empty or full pages - */ enum fullness_group { ZS_EMPTY, ZS_ALMOST_EMPTY, @@ -1535,6 +1533,7 @@ static unsigned long obj_malloc(struct size_class *class, * zs_malloc - Allocate block of given size from pool. * @pool: pool to allocate from * @size: size of block to allocate + * @gfp: gfp flags when allocating object * * On success, handle to the allocated object is returned, * otherwise 0. @@ -2400,7 +2399,7 @@ static int zs_register_shrinker(struct zs_pool *pool) /** * zs_create_pool - Creates an allocation pool to work from. - * @flags: allocation flags used to allocate pool metadata + * @name: pool name to be created * * This function must be called before anything when using * the zsmalloc allocator. -- 1.9.1