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 lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AD6B7C4167B for ; Wed, 14 Dec 2022 22:46:08 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1p5aVq-0006QC-0L; Wed, 14 Dec 2022 22:46:06 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1p5aVa-0006Pf-HR for linux-f2fs-devel@lists.sourceforge.net; Wed, 14 Dec 2022 22:45:50 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=oTvUMHQsC/qP6tV1pWHYuEAzJkvtS29sZg1VuWI96sw=; b=m+EdNfrNKDh+BYSUveTv3Sr0KI E6jEEWSNdHw+0l6eqElNsCbgNQ2rxiZEvC5e772hVMRCinINicNlJ6YfMJxBCF9B3bY0hdI+wCe9o dfpTIcJIpMN0zgjgKGOg65gJ6jUUyIqS9kfNzDyBiODEq4jMb75ONKWsj7WoQR72Ifj8=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=oTvUMHQsC/qP6tV1pWHYuEAzJkvtS29sZg1VuWI96sw=; b=TDJgX+jyoHAIPs5MAvD4AJwz/Z ArtQzdtQE6YQa9ALFTIhUUt7a1ORhV6bNn1+LTh6VKyvWjcPs0D+Cmcq+JC93h5CKUxanA1lv0Oxe bW+DKDdmA+BU0SKxJ1ecAVsk3RVjRug3dXUXIP1bBTC+WgbqurNEaQxKgDZbY7852EfM=; Received: from dfw.source.kernel.org ([139.178.84.217]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1p5aVY-0007Nc-1q for linux-f2fs-devel@lists.sourceforge.net; Wed, 14 Dec 2022 22:45:48 +0000 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 A5C3E61C3F for ; Wed, 14 Dec 2022 22:45:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E012AC433D2; Wed, 14 Dec 2022 22:45:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1671057942; bh=s8dg1vvBSOe1uFDb6X0c7Lo1qJtF6A37tS92++ok0e0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XtUriyDzkRFPg4njwQjjGG6jpMpkutiINigs/Wv2bMtLBVzTvcSX4F5DkYlXNiZOt zLA9iiJCMQ3dst+01fJVh6ksPbvnjoWW5M6UXO2N5jNXTZQB2Wb2dC12IRz+7yv0yf AywvCVZfvh/7oc0LOlOccnongCuLUyuDFOp/joMg6Yo9JnskD4c6R9CtRAIdUtb79e 291m10yspAAJpN2MO+vco+K2vsZBOX/bmAIDYE9shLc5qmXFi4PSEfZ2HUeyS5Y0On 5VGX6RdU1ac8VCy/Lm+g1FHyrRbL4CBEVPNT7GdB2vjS0VkzmVcAohXGzFklXzqf1K vLLQDWD25QVPA== From: Eric Biggers To: linux-fscrypt@vger.kernel.org Date: Wed, 14 Dec 2022 14:43:03 -0800 Message-Id: <20221214224304.145712-4-ebiggers@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221214224304.145712-1-ebiggers@kernel.org> References: <20221214224304.145712-1-ebiggers@kernel.org> MIME-Version: 1.0 X-Headers-End: 1p5aVY-0007Nc-1q Subject: [f2fs-dev] [PATCH 3/4] fsverity: optimize fsverity_cleanup_inode() on non-verity files X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-xfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net From: Eric Biggers Make fsverity_cleanup_inode() an inline function that checks for non-NULL ->i_verity_info, then (if needed) calls __fsverity_cleanup_inode() to do the real work. This reduces the overhead on non-verity files. Signed-off-by: Eric Biggers --- fs/verity/open.c | 10 ++-------- include/linux/fsverity.h | 14 +++++++++++++- 2 files changed, 15 insertions(+), 9 deletions(-) diff --git a/fs/verity/open.c b/fs/verity/open.c index e1e531d5e09a..c723a62841db 100644 --- a/fs/verity/open.c +++ b/fs/verity/open.c @@ -348,18 +348,12 @@ int __fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr) } EXPORT_SYMBOL_GPL(__fsverity_prepare_setattr); -/** - * fsverity_cleanup_inode() - free the inode's verity info, if present - * @inode: an inode being evicted - * - * Filesystems must call this on inode eviction to free ->i_verity_info. - */ -void fsverity_cleanup_inode(struct inode *inode) +void __fsverity_cleanup_inode(struct inode *inode) { fsverity_free_info(inode->i_verity_info); inode->i_verity_info = NULL; } -EXPORT_SYMBOL_GPL(fsverity_cleanup_inode); +EXPORT_SYMBOL_GPL(__fsverity_cleanup_inode); int __init fsverity_init_info_cache(void) { diff --git a/include/linux/fsverity.h b/include/linux/fsverity.h index 84b498fff7ec..203f4962c54a 100644 --- a/include/linux/fsverity.h +++ b/include/linux/fsverity.h @@ -150,7 +150,19 @@ int fsverity_get_digest(struct inode *inode, int __fsverity_file_open(struct inode *inode, struct file *filp); int __fsverity_prepare_setattr(struct dentry *dentry, struct iattr *attr); -void fsverity_cleanup_inode(struct inode *inode); +void __fsverity_cleanup_inode(struct inode *inode); + +/** + * fsverity_cleanup_inode() - free the inode's verity info, if present + * @inode: an inode being evicted + * + * Filesystems must call this on inode eviction to free ->i_verity_info. + */ +static inline void fsverity_cleanup_inode(struct inode *inode) +{ + if (inode->i_verity_info) + __fsverity_cleanup_inode(inode); +} /* read_metadata.c */ -- 2.38.1 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel