From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C7486453 for ; Tue, 22 Mar 2022 21:41:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B2A4C340F3; Tue, 22 Mar 2022 21:41:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1647985270; bh=smRsLR5KE1eDlWG0M4YVDorxzhzKWgs3LdA4p0yZgwU=; h=Date:To:From:In-Reply-To:Subject:From; b=hN0XTY1q9p8lnfHVUwqoyvjJe+iGAnx0czNZZugCFyrj4LMZP+5T7bGLwahIuOIaW C6kInRkyvmyPWExuEIoAVHZBRpEmHweGXYlM1oGDZ0osTFTlmXaJxF6Vj3c/MM7JtR nASThRJ0ccMW1sr5dIizc2wNQLv3hdhjQVmjUtKc= Date: Tue, 22 Mar 2022 14:41:09 -0700 To: zhengqi.arch@bytedance.com,willy@infradead.org,vdavydov.dev@gmail.com,vbabka@suse.cz,tytso@mit.edu,trond.myklebust@hammerspace.com,shy828301@gmail.com,shakeelb@google.com,roman.gushchin@linux.dev,richard.weiyang@gmail.com,mhocko@kernel.org,kari.argillander@gmail.com,jaegeuk@kernel.org,hannes@cmpxchg.org,fam.zheng@bytedance.com,duanxiongchun@bytedance.com,david@fromorbit.com,chao@kernel.org,Anna.Schumaker@Netapp.com,alexs@kernel.org,songmuchun@bytedance.com,akpm@linux-foundation.org,patches@lists.linux.dev,linux-mm@kvack.org,mm-commits@vger.kernel.org,torvalds@linux-foundation.org,akpm@linux-foundation.org From: Andrew Morton In-Reply-To: <20220322143803.04a5e59a07e48284f196a2f9@linux-foundation.org> Subject: [patch 052/227] mm: dcache: use kmem_cache_alloc_lru() to allocate dentry Message-Id: <20220322214110.3B2A4C340F3@smtp.kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: From: Muchun Song Subject: mm: dcache: use kmem_cache_alloc_lru() to allocate dentry Like inode cache, the dentry will also be added to its memcg list_lru. So replace kmem_cache_alloc() with kmem_cache_alloc_lru() to allocate dentry. Link: https://lkml.kernel.org/r/20220228122126.37293-8-songmuchun@bytedance.com Signed-off-by: Muchun Song Acked-by: Roman Gushchin Cc: Alex Shi Cc: Anna Schumaker Cc: Chao Yu Cc: Dave Chinner Cc: Fam Zheng Cc: Jaegeuk Kim Cc: Johannes Weiner Cc: Kari Argillander Cc: Matthew Wilcox (Oracle) Cc: Michal Hocko Cc: Qi Zheng Cc: Shakeel Butt Cc: Theodore Ts'o Cc: Trond Myklebust Cc: Vladimir Davydov Cc: Vlastimil Babka Cc: Wei Yang Cc: Xiongchun Duan Cc: Yang Shi Signed-off-by: Andrew Morton --- fs/dcache.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/fs/dcache.c~mm-dcache-use-kmem_cache_alloc_lru-to-allocate-dentry +++ a/fs/dcache.c @@ -1766,7 +1766,8 @@ static struct dentry *__d_alloc(struct s char *dname; int err; - dentry = kmem_cache_alloc(dentry_cache, GFP_KERNEL); + dentry = kmem_cache_alloc_lru(dentry_cache, &sb->s_dentry_lru, + GFP_KERNEL); if (!dentry) return NULL; _ 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 EB2A0C4332F for ; Tue, 22 Mar 2022 21:41:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231808AbiCVVnI (ORCPT ); Tue, 22 Mar 2022 17:43:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49932 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230326AbiCVVmj (ORCPT ); Tue, 22 Mar 2022 17:42:39 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 504885EDD7 for ; Tue, 22 Mar 2022 14:41:11 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id DF7B76023C for ; Tue, 22 Mar 2022 21:41:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B2A4C340F3; Tue, 22 Mar 2022 21:41:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1647985270; bh=smRsLR5KE1eDlWG0M4YVDorxzhzKWgs3LdA4p0yZgwU=; h=Date:To:From:In-Reply-To:Subject:From; b=hN0XTY1q9p8lnfHVUwqoyvjJe+iGAnx0czNZZugCFyrj4LMZP+5T7bGLwahIuOIaW C6kInRkyvmyPWExuEIoAVHZBRpEmHweGXYlM1oGDZ0osTFTlmXaJxF6Vj3c/MM7JtR nASThRJ0ccMW1sr5dIizc2wNQLv3hdhjQVmjUtKc= Date: Tue, 22 Mar 2022 14:41:09 -0700 To: zhengqi.arch@bytedance.com, willy@infradead.org, vdavydov.dev@gmail.com, vbabka@suse.cz, tytso@mit.edu, trond.myklebust@hammerspace.com, shy828301@gmail.com, shakeelb@google.com, roman.gushchin@linux.dev, richard.weiyang@gmail.com, mhocko@kernel.org, kari.argillander@gmail.com, jaegeuk@kernel.org, hannes@cmpxchg.org, fam.zheng@bytedance.com, duanxiongchun@bytedance.com, david@fromorbit.com, chao@kernel.org, Anna.Schumaker@Netapp.com, alexs@kernel.org, songmuchun@bytedance.com, akpm@linux-foundation.org, patches@lists.linux.dev, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org From: Andrew Morton In-Reply-To: <20220322143803.04a5e59a07e48284f196a2f9@linux-foundation.org> Subject: [patch 052/227] mm: dcache: use kmem_cache_alloc_lru() to allocate dentry Message-Id: <20220322214110.3B2A4C340F3@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Muchun Song Subject: mm: dcache: use kmem_cache_alloc_lru() to allocate dentry Like inode cache, the dentry will also be added to its memcg list_lru. So replace kmem_cache_alloc() with kmem_cache_alloc_lru() to allocate dentry. Link: https://lkml.kernel.org/r/20220228122126.37293-8-songmuchun@bytedance.com Signed-off-by: Muchun Song Acked-by: Roman Gushchin Cc: Alex Shi Cc: Anna Schumaker Cc: Chao Yu Cc: Dave Chinner Cc: Fam Zheng Cc: Jaegeuk Kim Cc: Johannes Weiner Cc: Kari Argillander Cc: Matthew Wilcox (Oracle) Cc: Michal Hocko Cc: Qi Zheng Cc: Shakeel Butt Cc: Theodore Ts'o Cc: Trond Myklebust Cc: Vladimir Davydov Cc: Vlastimil Babka Cc: Wei Yang Cc: Xiongchun Duan Cc: Yang Shi Signed-off-by: Andrew Morton --- fs/dcache.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/fs/dcache.c~mm-dcache-use-kmem_cache_alloc_lru-to-allocate-dentry +++ a/fs/dcache.c @@ -1766,7 +1766,8 @@ static struct dentry *__d_alloc(struct s char *dname; int err; - dentry = kmem_cache_alloc(dentry_cache, GFP_KERNEL); + dentry = kmem_cache_alloc_lru(dentry_cache, &sb->s_dentry_lru, + GFP_KERNEL); if (!dentry) return NULL; _