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orangefs: set up and use backing_dev_info 

Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
This commit is contained in:
Martin Brandenburg 2018-02-12 20:28:42 +00:00 committed by Mike Marshall
parent 5e4f606e26
commit f2d34c738c
1 changed files with 14 additions and 7 deletions
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21
fs/orangefs/super.c
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@ -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);