From patchwork Tue Apr 16 17:53:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Al Viro X-Patchwork-Id: 10903631 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 86854922 for ; Tue, 16 Apr 2019 17:55:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6E497287C8 for ; Tue, 16 Apr 2019 17:55:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6263C28A0B; Tue, 16 Apr 2019 17:55:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 10A51287C8 for ; Tue, 16 Apr 2019 17:55:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730576AbfDPRyw (ORCPT ); Tue, 16 Apr 2019 13:54:52 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:57718 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730370AbfDPRxu (ORCPT ); Tue, 16 Apr 2019 13:53:50 -0400 Received: from viro by ZenIV.linux.org.uk with local (Exim 4.92 #3 (Red Hat Linux)) id 1hGSHE-0005aN-QC; Tue, 16 Apr 2019 17:53:48 +0000 From: Al Viro To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [RFC PATCH 59/62] shmem: make use of ->free_inode() Date: Tue, 16 Apr 2019 18:53:37 +0100 Message-Id: <20190416175340.21068-59-viro@ZenIV.linux.org.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190416175340.21068-1-viro@ZenIV.linux.org.uk> References: <20190416174900.GT2217@ZenIV.linux.org.uk> <20190416175340.21068-1-viro@ZenIV.linux.org.uk> MIME-Version: 1.0 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Al Viro same situation as for hugetlbfs Signed-off-by: Al Viro --- mm/shmem.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/mm/shmem.c b/mm/shmem.c index b3db3779a30a..dbb7a6dadba7 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -3635,9 +3635,8 @@ static struct inode *shmem_alloc_inode(struct super_block *sb) return &info->vfs_inode; } -static void shmem_destroy_callback(struct rcu_head *head) +static void shmem_free_in_core_inode(struct inode *inode) { - struct inode *inode = container_of(head, struct inode, i_rcu); if (S_ISLNK(inode->i_mode)) kfree(inode->i_link); kmem_cache_free(shmem_inode_cachep, SHMEM_I(inode)); @@ -3647,7 +3646,6 @@ static void shmem_destroy_inode(struct inode *inode) { if (S_ISREG(inode->i_mode)) mpol_free_shared_policy(&SHMEM_I(inode)->policy); - call_rcu(&inode->i_rcu, shmem_destroy_callback); } static void shmem_init_inode(void *foo) @@ -3738,6 +3736,7 @@ static const struct inode_operations shmem_special_inode_operations = { static const struct super_operations shmem_ops = { .alloc_inode = shmem_alloc_inode, + .free_inode = shmem_free_in_core_inode, .destroy_inode = shmem_destroy_inode, #ifdef CONFIG_TMPFS .statfs = shmem_statfs,