From patchwork Mon Aug 7 11:08:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qi Zheng X-Patchwork-Id: 13343357 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 4892AC04A94 for ; Mon, 7 Aug 2023 11:11:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231970AbjHGLLD (ORCPT ); Mon, 7 Aug 2023 07:11:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231903AbjHGLKj (ORCPT ); Mon, 7 Aug 2023 07:10:39 -0400 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 764631735 for ; Mon, 7 Aug 2023 04:10:09 -0700 (PDT) Received: by mail-pj1-x102b.google.com with SMTP id 98e67ed59e1d1-2690803a368so590059a91.1 for ; Mon, 07 Aug 2023 04:10:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1691406609; x=1692011409; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=r8W8qq2Uz0spC2GoySlMERPhgmOL8aWRmiOXTDM010g=; b=LtcpivNSr/5U6x0m/uiyeqUuM2dtsqsVmyslCvnMZ+TbsDLmyfYCok7TOqfFwU4aou suPwxQHD97VI0Q62GW+ZYHDc8tjkHAC6Y2CfDY4CzUPMlkJryxFMZeRg2u77WPUScUma /UWc/sCeR8W9qQ3wk0oPqkWmTEZmPd4YXzSaovoOZwWfn9s/VibhxnVRbQAxTTT4rsLS 7EPkGC2ZgyKx21jg/v6bd406CHIloRAPbtMcp+52o9Mv0AXgKZgqXOlA0BowU0u6XLn9 g3j+asxGnqU4OhqCycxU0aToYArdbvRqg5AMoRMXcXqSNLhcPxtT3QmhYn/OoV2pniV3 od0Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691406609; x=1692011409; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=r8W8qq2Uz0spC2GoySlMERPhgmOL8aWRmiOXTDM010g=; b=Rdl3PBDK1Efi0UQMyYA20AMkhsP1PtKKYTcRIvIRgitH89C739mxzalfLsSaJSh4ir A0AnweMegvHzutGHQzGrR8eQQ1RzmOVOm3bx+ItumzUUzIiAXilZPo5wQU0mr/XPh0Hp JPBRCxvGUbc9V9JGlSReDu0ycrj3w2MLN7pY0tmGLhEDVVpmqYDYXtC4BWOCGkcgsTPt we6yngyzxnQlLNxdAqcngQrQ0Pvaz8giYb+2hSdf9DBw3atgsyN+UwS2C+sZCvZj8GQf 0w0O2PsLvpcwP6NbAlNjC/dKUTrM9UcH654kxhSZI7Ttiw2MULh/w9zJ+8kY3Xj8xH5t vmlQ== X-Gm-Message-State: ABy/qLb0ScIRCqLSsa5kpPm4S4BH8hlH9jxhEPlCYX+SzlOmphuOG7NX qBTC5I0PEkDa1q0tOjkpNUVxiw== X-Google-Smtp-Source: APBJJlH4Xq2ZH2mKI5CfuqTuY77FQCtuH4PGEB2vg3tzfU2CpFxEqGweFj8X5L0soAOYNhp1I46kQg== X-Received: by 2002:a17:90a:4104:b0:25c:1ad3:a4a1 with SMTP id u4-20020a17090a410400b0025c1ad3a4a1mr24586808pjf.1.1691406608964; Mon, 07 Aug 2023 04:10:08 -0700 (PDT) Received: from C02DW0BEMD6R.bytedance.net ([203.208.167.146]) by smtp.gmail.com with ESMTPSA id y13-20020a17090aca8d00b0025be7b69d73sm5861191pjt.12.2023.08.07.04.09.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Aug 2023 04:10:08 -0700 (PDT) From: Qi Zheng To: akpm@linux-foundation.org, david@fromorbit.com, tkhai@ya.ru, vbabka@suse.cz, roman.gushchin@linux.dev, djwong@kernel.org, brauner@kernel.org, paulmck@kernel.org, tytso@mit.edu, steven.price@arm.com, cel@kernel.org, senozhatsky@chromium.org, yujie.liu@intel.com, gregkh@linuxfoundation.org, muchun.song@linux.dev, simon.horman@corigine.com, dlemoal@kernel.org Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, kvm@vger.kernel.org, xen-devel@lists.xenproject.org, linux-erofs@lists.ozlabs.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-nfs@vger.kernel.org, linux-mtd@lists.infradead.org, rcu@vger.kernel.org, netdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, dm-devel@redhat.com, linux-raid@vger.kernel.org, linux-bcache@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org, Qi Zheng Subject: [PATCH v4 01/48] mm: move some shrinker-related function declarations to mm/internal.h Date: Mon, 7 Aug 2023 19:08:49 +0800 Message-Id: <20230807110936.21819-2-zhengqi.arch@bytedance.com> X-Mailer: git-send-email 2.24.3 (Apple Git-128) In-Reply-To: <20230807110936.21819-1-zhengqi.arch@bytedance.com> References: <20230807110936.21819-1-zhengqi.arch@bytedance.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org The following functions are only used inside the mm subsystem, so it's better to move their declarations to the mm/internal.h file. 1. shrinker_debugfs_add() 2. shrinker_debugfs_detach() 3. shrinker_debugfs_remove() Signed-off-by: Qi Zheng Reviewed-by: Muchun Song --- include/linux/shrinker.h | 19 ------------------- mm/internal.h | 28 ++++++++++++++++++++++++++++ 2 files changed, 28 insertions(+), 19 deletions(-) diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h index 224293b2dd06..8dc15aa37410 100644 --- a/include/linux/shrinker.h +++ b/include/linux/shrinker.h @@ -106,28 +106,9 @@ extern void free_prealloced_shrinker(struct shrinker *shrinker); extern void synchronize_shrinkers(void); #ifdef CONFIG_SHRINKER_DEBUG -extern int shrinker_debugfs_add(struct shrinker *shrinker); -extern struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, - int *debugfs_id); -extern void shrinker_debugfs_remove(struct dentry *debugfs_entry, - int debugfs_id); extern int __printf(2, 3) shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...); #else /* CONFIG_SHRINKER_DEBUG */ -static inline int shrinker_debugfs_add(struct shrinker *shrinker) -{ - return 0; -} -static inline struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, - int *debugfs_id) -{ - *debugfs_id = -1; - return NULL; -} -static inline void shrinker_debugfs_remove(struct dentry *debugfs_entry, - int debugfs_id) -{ -} static inline __printf(2, 3) int shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...) { diff --git a/mm/internal.h b/mm/internal.h index 154da4f0d557..6f21926393af 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -1143,4 +1143,32 @@ struct vma_prepare { struct vm_area_struct *remove; struct vm_area_struct *remove2; }; + +/* + * shrinker related functions + */ + +#ifdef CONFIG_SHRINKER_DEBUG +extern int shrinker_debugfs_add(struct shrinker *shrinker); +extern struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, + int *debugfs_id); +extern void shrinker_debugfs_remove(struct dentry *debugfs_entry, + int debugfs_id); +#else /* CONFIG_SHRINKER_DEBUG */ +static inline int shrinker_debugfs_add(struct shrinker *shrinker) +{ + return 0; +} +static inline struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker, + int *debugfs_id) +{ + *debugfs_id = -1; + return NULL; +} +static inline void shrinker_debugfs_remove(struct dentry *debugfs_entry, + int debugfs_id) +{ +} +#endif /* CONFIG_SHRINKER_DEBUG */ + #endif /* __MM_INTERNAL_H */