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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 32017C10F13 for ; Tue, 16 Apr 2019 17:55:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0AB4F2087C for ; Tue, 16 Apr 2019 17:55:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730515AbfDPRzl (ORCPT ); Tue, 16 Apr 2019 13:55:41 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:57674 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730335AbfDPRxt (ORCPT ); Tue, 16 Apr 2019 13:53:49 -0400 Received: from viro by ZenIV.linux.org.uk with local (Exim 4.92 #3 (Red Hat Linux)) id 1hGSHD-0005ZH-AP; Tue, 16 Apr 2019 17:53:47 +0000 From: Al Viro To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [RFC PATCH 48/62] ntfs: switch to ->free_inode() Date: Tue, 16 Apr 2019 18:53:26 +0100 Message-Id: <20190416175340.21068-48-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 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Al Viro move the synchronous stuff from ->destroy_inode() to ->evict_inode(), turn the RCU-delayed part into ->free_inode() Signed-off-by: Al Viro --- fs/ntfs/inode.c | 17 ++++------------- fs/ntfs/inode.h | 2 +- fs/ntfs/super.c | 2 +- 3 files changed, 6 insertions(+), 15 deletions(-) diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c index bd3221cbdd95..fb1a2b49a5da 100644 --- a/fs/ntfs/inode.c +++ b/fs/ntfs/inode.c @@ -332,23 +332,11 @@ struct inode *ntfs_alloc_big_inode(struct super_block *sb) return NULL; } -static void ntfs_i_callback(struct rcu_head *head) +void ntfs_free_big_inode(struct inode *inode) { - struct inode *inode = container_of(head, struct inode, i_rcu); kmem_cache_free(ntfs_big_inode_cache, NTFS_I(inode)); } -void ntfs_destroy_big_inode(struct inode *inode) -{ - ntfs_inode *ni = NTFS_I(inode); - - ntfs_debug("Entering."); - BUG_ON(ni->page); - if (!atomic_dec_and_test(&ni->count)) - BUG(); - call_rcu(&inode->i_rcu, ntfs_i_callback); -} - static inline ntfs_inode *ntfs_alloc_extent_inode(void) { ntfs_inode *ni; @@ -2287,6 +2275,9 @@ void ntfs_evict_big_inode(struct inode *vi) ni->ext.base_ntfs_ino = NULL; } } + BUG_ON(ni->page); + if (!atomic_dec_and_test(&ni->count)) + BUG(); return; } diff --git a/fs/ntfs/inode.h b/fs/ntfs/inode.h index b3c3469de6cb..58c8fd2948d3 100644 --- a/fs/ntfs/inode.h +++ b/fs/ntfs/inode.h @@ -278,7 +278,7 @@ extern struct inode *ntfs_index_iget(struct inode *base_vi, ntfschar *name, u32 name_len); extern struct inode *ntfs_alloc_big_inode(struct super_block *sb); -extern void ntfs_destroy_big_inode(struct inode *inode); +extern void ntfs_free_big_inode(struct inode *inode); extern void ntfs_evict_big_inode(struct inode *vi); extern void __ntfs_init_inode(struct super_block *sb, ntfs_inode *ni); diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index bb7159f697f2..887ea8b3b000 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -2676,7 +2676,7 @@ static int ntfs_write_inode(struct inode *vi, struct writeback_control *wbc) */ static const struct super_operations ntfs_sops = { .alloc_inode = ntfs_alloc_big_inode, /* VFS: Allocate new inode. */ - .destroy_inode = ntfs_destroy_big_inode, /* VFS: Deallocate inode. */ + .free_inode = ntfs_free_big_inode, /* VFS: Deallocate inode. */ #ifdef NTFS_RW .write_inode = ntfs_write_inode, /* VFS: Write dirty inode to disk. */ -- 2.11.0