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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76EF7C433F5 for ; Fri, 4 Mar 2022 06:35:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238547AbiCDGgW (ORCPT ); Fri, 4 Mar 2022 01:36:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238473AbiCDGgC (ORCPT ); Fri, 4 Mar 2022 01:36:02 -0500 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 289F518CC6A for ; Thu, 3 Mar 2022 22:34:42 -0800 (PST) Received: by mail-pj1-x1034.google.com with SMTP id m11-20020a17090a7f8b00b001beef6143a8so7164250pjl.4 for ; Thu, 03 Mar 2022 22:34:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=nuM45wFUuSIisY95WP5NVnJXEE51k6K/a85cWiasSdw=; b=NZ/9T02L0QWzrbvkMunxnYe5K8qOFLdxTBfpDLND24BMIi7xVj587ooULQE5HJGOGU R6b5K7twFUOCHG1qBR0nFtV79M6EP8g1/6bPJCC7DjRYbT90k7AicaJ/FUqAWPJhIWbg PGW7x9hkYDZ2FDwXAzuwSJWI2501Va1SUy5u69+FhhjBRnHzxz1yy8FMIyrfNcL+yH0f Gl3DiKyWyHqATXKTdCm2D+5KwY8Bo3bYUsTILW0A0K0mAWeccsWiHXU2aB2w7FdIeuT1 1DPfKZAUfDrBmxvHtdYkgM+Zrbks45rCUopCd8igu4RdbAJbxTPRbv5aRMqNDwtVtGlW GLfw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=nuM45wFUuSIisY95WP5NVnJXEE51k6K/a85cWiasSdw=; b=PakpS2wXaOP8KUi6h2favJRHiefH+Ew3eUvbLiUmoBcaKcOZ62tpyznODd22yRKWvq hBdH016aRz25YYsKIB8NPv/nkeAc4XFtp6olcjLvHHHHxMNr25PK6+Rs6eT7bsWXUYC0 WcbEBnzoHy/rnaYnijZSOBWVWzjFGv/VGVHfVcp5PpMTf9ZIsVqJXt/M6wwLv8WsBH8q r3qnH4fz6+Qru8eKFF3ZYtDaXbDseGkFeJOu2c7ellEYfvyWZIPFrQZw92xJtNjs42h0 BZ78s6B/aUG8B2v1qRKvvr+REGgFwu5zsp4fL6fEItnRRKIRxZjAU9bjp4yWARo1nukX bzEQ== X-Gm-Message-State: AOAM533pc/7l7VGUPoGioYHXoAokSza2oG9+GEVKJna0NgrlfEca7bK/ AFGlZifXaqy4/m2Xs+i/ovE= X-Google-Smtp-Source: ABdhPJwXcDCE0jyhsOvhdlUoH2suq06HPWnLwccFgZkKB2BI+sktLAq5gWxbGrH+hxa83CfdP/1psg== X-Received: by 2002:a17:902:ecc3:b0:151:c36f:d94c with SMTP id a3-20020a170902ecc300b00151c36fd94cmr44705plh.79.1646375681656; Thu, 03 Mar 2022 22:34:41 -0800 (PST) Received: from ip-172-31-19-208.ap-northeast-1.compute.internal (ec2-18-181-137-102.ap-northeast-1.compute.amazonaws.com. [18.181.137.102]) by smtp.gmail.com with ESMTPSA id v10-20020a056a00148a00b004e0f420dd90sm4900007pfu.40.2022.03.03.22.34.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 22:34:41 -0800 (PST) From: Hyeonggon Yoo <42.hyeyoo@gmail.com> To: linux-mm@kvack.org Cc: Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Vlastimil Babka , Marco Elver , Matthew WilCox , Roman Gushchin , linux-kernel@vger.kernel.org, 42.hyeyoo@gmail.com Subject: [PATCH v2 0/5] slab cleanups Date: Fri, 4 Mar 2022 06:34:22 +0000 Message-Id: <20220304063427.372145-1-42.hyeyoo@gmail.com> X-Mailer: git-send-email 2.33.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Changes from v1: Now SLAB passes requests larger than order-1 page to page allocator. Adjusted comments from Matthew, Vlastimil, Rientjes. Thank you for feedback! BTW, I have no idea what __ksize() should return when an object that is not allocated from slab is passed. both 0 and folio_size() seems wrong to me. Hello, these are cleanup patches for slab. Please consider them for slab-next :) Any comments will be appreciated. Thanks. Hyeonggon Yoo (5): mm/slab: kmalloc: pass requests larger than order-1 page to page allocator mm/sl[au]b: unify __ksize() mm/sl[auo]b: move definition of __ksize() to mm/slab.h mm/slub: limit number of node partial slabs only in cache creation mm/slub: refactor deactivate_slab() include/linux/slab.h | 36 ++++++------ mm/slab.c | 51 ++++++++--------- mm/slab.h | 21 +++++++ mm/slab_common.c | 20 +++++++ mm/slob.c | 1 - mm/slub.c | 130 ++++++++++++------------------------------- 6 files changed, 114 insertions(+), 145 deletions(-) -- 2.33.1