From patchwork Wed Jan 20 18:28:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 12033287 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6903C43381 for ; Wed, 20 Jan 2021 18:33:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8E594233FC for ; Wed, 20 Jan 2021 18:33:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404429AbhATSc4 (ORCPT ); Wed, 20 Jan 2021 13:32:56 -0500 Received: from mail.kernel.org ([198.145.29.99]:51488 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404398AbhATS3s (ORCPT ); Wed, 20 Jan 2021 13:29:48 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 98B8623428; Wed, 20 Jan 2021 18:28:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1611167330; bh=nxrqkv0I2sZZsQo01IdmPZIrTKUuNiZQRQhrd5eb6vE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hJ2OJyWhSq+3kcEY/SYz4J3LsQUcHv9XwzhSPvLi5OFPNtlDepdOLEDk+LNhkcmsU 2ybNO+gy8HwUE/NS+Nf1CYDk/Mk84MiXGcK93C8o4A50iToiPAeU0bJhPGfOI8DWzV mAeqi5jLAuu9yzKh29ZUoc3l89pOoxeMoECbI6Q+jaBtfPfcKuNrNb9tlegYdGSS8r I310o3z3POQqow3lLpbTxThc/CAvhft2nd1EviGneNLFiSj8WDGKYhwYqcw3+1Qub8 4ieyt0H/mMfnoXPse+YHxMTd/Lj6SQ265Pazyx383fPNhTZW27jow0/vBFfaSArGNu yfjMSQGBk51yA== From: Jeff Layton To: ceph-devel@vger.kernel.org Cc: linux-fscrypt@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [RFC PATCH v4 01/17] vfs: export new_inode_pseudo Date: Wed, 20 Jan 2021 13:28:31 -0500 Message-Id: <20210120182847.644850-2-jlayton@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210120182847.644850-1-jlayton@kernel.org> References: <20210120182847.644850-1-jlayton@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fscrypt@vger.kernel.org Ceph needs to be able to allocate inodes ahead of a create that might involve a fscrypt-encrypted inode. new_inode() almost fits the bill, but it puts the inode on the sb->s_inodes list and when we go to hash it, that might be done again. We could work around that by setting I_CREATING on the new inode, but that causes ilookup5 to return -ESTALE if something tries to find it before I_NEW is cleared. To work around all of this, just use new_inode_pseudo which doesn't add it to the list. Cc: Al Viro Signed-off-by: Jeff Layton --- fs/inode.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/inode.c b/fs/inode.c index 6442d97d9a4a..50edc88c9fe2 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -934,6 +934,7 @@ struct inode *new_inode_pseudo(struct super_block *sb) } return inode; } +EXPORT_SYMBOL(new_inode_pseudo); /** * new_inode - obtain an inode