From f2d34c738cbf21b0d24982693b71fd9f9f52ea4b Mon Sep 17 00:00:00 2001 From: Martin Brandenburg Date: Mon, 12 Feb 2018 20:28:42 +0000 Subject: [PATCH] orangefs: set up and use backing_dev_info Signed-off-by: Martin Brandenburg Signed-off-by: Mike Marshall --- fs/orangefs/super.c | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c index 31db6ac73de1..ef3388c90ff7 100644 --- a/fs/orangefs/super.c +++ b/fs/orangefs/super.c @@ -407,15 +407,11 @@ static int orangefs_fill_sb(struct super_block *sb, struct orangefs_fs_mount_response *fs_mount, void *data, int silent) { - int ret = -EINVAL; - struct inode *root = NULL; - struct dentry *root_dentry = NULL; + int ret; + struct inode *root; + struct dentry *root_dentry; struct orangefs_object_kref root_object; - /* alloc and init our private orangefs sb info */ - sb->s_fs_info = kzalloc(sizeof(struct orangefs_sb_info_s), GFP_KERNEL); - if (!ORANGEFS_SB(sb)) - return -ENOMEM; ORANGEFS_SB(sb)->sb = sb; ORANGEFS_SB(sb)->root_khandle = fs_mount->root_khandle; @@ -438,6 +434,10 @@ static int orangefs_fill_sb(struct super_block *sb, sb->s_blocksize_bits = PAGE_SHIFT; sb->s_maxbytes = MAX_LFS_FILESIZE; + ret = super_setup_bdi(sb); + if (ret) + return ret; + root_object.khandle = ORANGEFS_SB(sb)->root_khandle; root_object.fs_id = ORANGEFS_SB(sb)->fs_id; gossip_debug(GOSSIP_SUPER_DEBUG, @@ -516,6 +516,13 @@ struct dentry *orangefs_mount(struct file_system_type *fst, goto free_op; } + /* alloc and init our private orangefs sb info */ + sb->s_fs_info = kzalloc(sizeof(struct orangefs_sb_info_s), GFP_KERNEL); + if (!ORANGEFS_SB(sb)) { + d = ERR_PTR(-ENOMEM); + goto free_op; + } + ret = orangefs_fill_sb(sb, &new_op->downcall.resp.fs_mount, data, flags & SB_SILENT ? 1 : 0);