From: Chao Yu Date: Sat, 23 Feb 2019 01:48:27 +0000 (+0800) Subject: f2fs: fix to dirty inode for i_mode recovery X-Git-Tag: Ubuntu-5.0.0-21.22~808 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=db06e4ab8d813c79f5e5ea4bd6f0f2256ae24a8f;p=mirror_ubuntu-disco-kernel.git f2fs: fix to dirty inode for i_mode recovery BugLink: https://bugs.launchpad.net/bugs/1830906 [ Upstream commit ca597bddedd94906cd761d8be6a3ad21292725de ] As Seulbae Kim reported in bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=202637 We didn't recover permission field correctly after sudden power-cut, the reason is in setattr we didn't add inode into global dirty list once i_mode is changed, so latter checkpoint triggered by fsync will not flush last i_mode into disk, result in this problem, fix it. Reported-by: Seulbae Kim Signed-off-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin Signed-off-by: Stefan Bader Signed-off-by: Kleber Sacilotto de Souza --- diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index ae2b45e75847..30ed43bce110 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -768,7 +768,6 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr) { struct inode *inode = d_inode(dentry); int err; - bool size_changed = false; if (unlikely(f2fs_cp_error(F2FS_I_SB(inode)))) return -EIO; @@ -843,8 +842,6 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr) down_write(&F2FS_I(inode)->i_sem); F2FS_I(inode)->last_disk_size = i_size_read(inode); up_write(&F2FS_I(inode)->i_sem); - - size_changed = true; } __setattr_copy(inode, attr); @@ -858,7 +855,7 @@ int f2fs_setattr(struct dentry *dentry, struct iattr *attr) } /* file size may changed here */ - f2fs_mark_inode_dirty_sync(inode, size_changed); + f2fs_mark_inode_dirty_sync(inode, true); /* inode change will produce dirty node pages flushed by checkpoint */ f2fs_balance_fs(F2FS_I_SB(inode), true);