From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 910FDC433EF for ; Tue, 26 Apr 2022 18:00:38 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 113196B0073; Tue, 26 Apr 2022 14:00:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 09BFD6B0074; Tue, 26 Apr 2022 14:00:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E7F546B0075; Tue, 26 Apr 2022 14:00:37 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.25]) by kanga.kvack.org (Postfix) with ESMTP id D53AA6B0073 for ; Tue, 26 Apr 2022 14:00:37 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 9932661258 for ; Tue, 26 Apr 2022 18:00:37 +0000 (UTC) X-FDA: 79399795314.29.739179A Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.26]) by imf20.hostedemail.com (Postfix) with ESMTP id 00CD11C0060 for ; Tue, 26 Apr 2022 18:00:33 +0000 (UTC) Received: from omf03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 249BE60AFA; Tue, 26 Apr 2022 18:00:35 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: joe@perches.com) by omf03.hostedemail.com (Postfix) with ESMTPA id DB2FA6000F; Tue, 26 Apr 2022 18:00:32 +0000 (UTC) Message-ID: <50118b134e9495c5264adf62d998a5c5386d6a55.camel@perches.com> Subject: Re: [PATCH v2 12/23] mm/slab_common: cleanup kmalloc() From: Joe Perches To: Hyeonggon Yoo <42.hyeyoo@gmail.com>, Vlastimil Babka Cc: Marco Elver , Matthew WilCox , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Roman Gushchin , linux-mm@kvack.org, linux-kernel@vger.kernel.org Date: Tue, 26 Apr 2022 11:00:32 -0700 In-Reply-To: <20220414085727.643099-13-42.hyeyoo@gmail.com> References: <20220414085727.643099-1-42.hyeyoo@gmail.com> <20220414085727.643099-13-42.hyeyoo@gmail.com> Content-Type: text/plain; charset="ISO-8859-1" User-Agent: Evolution 3.40.4-1ubuntu2 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Session-Marker: 6A6F6540706572636865732E636F6D X-Session-ID: U2FsdGVkX19ebwwq/r1Pfl2wa/MbbHYseeP3/CgLwxo= X-Stat-Signature: wzoanq75rft91dnps96tfhbknqqg6n13 X-HE-Tag-Orig: 1650996032-486982 X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 00CD11C0060 X-Rspam-User: Authentication-Results: imf20.hostedemail.com; dkim=none; spf=none (imf20.hostedemail.com: domain of joe@perches.com has no SPF policy when checking 64.99.140.26) smtp.mailfrom=joe@perches.com; dmarc=none X-HE-Tag: 1650996033-201226 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, 2022-04-14 at 17:57 +0900, Hyeonggon Yoo wrote: > Now that kmalloc() and kmalloc_node() do same job, make kmalloc() > wrapper of kmalloc_node(). Why make every kmalloc larger object code size ? What is the overall object size change in a typical defconfig ?