From nobody Thu Dec 18 18:07:16 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E52FC197A0 for ; Mon, 20 Nov 2023 09:20:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232635AbjKTJUk (ORCPT ); Mon, 20 Nov 2023 04:20:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56494 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232200AbjKTJUb (ORCPT ); Mon, 20 Nov 2023 04:20:31 -0500 Received: from pv50p00im-ztdg10011201.me.com (pv50p00im-ztdg10011201.me.com [17.58.6.39]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B52D2E5 for ; Mon, 20 Nov 2023 01:20:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=me.com; s=1a1hai; t=1700471576; bh=0IyZUppRFC+kRXK+uWTlA6BA5d71MB5eJgI2v8JSo8g=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=ngGfutKlG4UMoqOY1w9qK0d3x1YrvjuZvo/ni40ibMWGkH/Lb4CELoCYuGc2BFF7a zcXHrXDcB/1MwknG30WASwWYOirtpC/kvUmvBMmXJjmaRD2CYpO8k7GXLdtlBloFhS rXWorM09Ix6kedh3weEOi6UKdHBwWp/9E0p9lA2l4oznrFu+QotAEzay8AeMxo5eoT 5Ha1YQpY1qw/USNShuXvCGcO/u3xXpR2+dXhrYNjI6+x961mu2M67GPyDLssxiE45h eUCRKTWgBk0CwfUKPnD/YQ7A/x0CsqQ+vp1APxR/yLihctQ+K+TiXDuttpo2RShfvv EmGXoZs3dXQYQ== Received: from xiongwei.. (pv50p00im-dlb-asmtp-mailmevip.me.com [17.56.9.10]) by pv50p00im-ztdg10011201.me.com (Postfix) with ESMTPSA id 90878680224; Mon, 20 Nov 2023 09:12:51 +0000 (UTC) From: sxwjean@me.com To: cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, vbabka@suse.cz, roman.gushchin@linux.dev, 42.hyeyoo@gmail.com Cc: corbet@lwn.net, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/4] mm/slab: make calculate_alignment() public Date: Mon, 20 Nov 2023 17:12:13 +0800 Message-Id: <20231120091214.150502-4-sxwjean@me.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231120091214.150502-1-sxwjean@me.com> References: <20231120091214.150502-1-sxwjean@me.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-GUID: oX7Qs8WfInCPZ2wL3ryBnCYP_MfDMAaM X-Proofpoint-ORIG-GUID: oX7Qs8WfInCPZ2wL3ryBnCYP_MfDMAaM X-Proofpoint-Virus-Version: =?UTF-8?Q?vendor=3Dfsecure_engine=3D1.1.170-22c6f66c430a71ce266a39bfe25bc?= =?UTF-8?Q?2903e8d5c8f:6.0.517,18.0.883,17.0.605.474.0000000_definitions?= =?UTF-8?Q?=3D2022-06-21=5F08:2022-06-21=5F01,2022-06-21=5F08,2020-01-23?= =?UTF-8?Q?=5F02_signatures=3D0?= X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=833 suspectscore=0 bulkscore=0 clxscore=1015 adultscore=0 phishscore=0 mlxscore=0 malwarescore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2311200061 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Xiongwei Song We are going to move slab merge from slab_common.c to slub.c, there is a call with it in find_mergeable(), so make it public. Signed-off-by: Xiongwei Song --- mm/slab.h | 2 ++ mm/slab_common.c | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/slab.h b/mm/slab.h index eb04c8a5dbd1..8d20f8c6269d 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -427,6 +427,8 @@ extern void create_boot_cache(struct kmem_cache *, cons= t char *name, unsigned int size, slab_flags_t flags, unsigned int useroffset, unsigned int usersize); =20 +unsigned int calculate_alignment(slab_flags_t flags, + unsigned int align, unsigned int size); int slab_unmergeable(struct kmem_cache *s); struct kmem_cache *find_mergeable(unsigned size, unsigned align, slab_flags_t flags, const char *name, void (*ctor)(void *)); diff --git a/mm/slab_common.c b/mm/slab_common.c index d707abd31926..62eb77fdedf2 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -106,7 +106,7 @@ static inline int kmem_cache_sanity_check(const char *n= ame, unsigned int size) * Figure out what the alignment of the objects will be given a set of * flags, a user specified alignment and the size of the objects. */ -static unsigned int calculate_alignment(slab_flags_t flags, +unsigned int calculate_alignment(slab_flags_t flags, unsigned int align, unsigned int size) { /* --=20 2.34.1