diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-21 13:36:41 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-21 13:36:41 -0700 |
commit | e2a0883e4071237d09b604a342c28b96b44a04b3 (patch) | |
tree | aa56f4d376b5eb1c32358c19c2669c2a94e0e1fd /drivers/usb/core | |
parent | 3a990a52f9f25f45469e272017a31e7a3fda60ed (diff) | |
parent | 07c0c5d8b8c122b2f2df9ee574ac3083daefc981 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs pile 1 from Al Viro:
"This is _not_ all; in particular, Miklos' and Jan's stuff is not there
yet."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (64 commits)
ext4: initialization of ext4_li_mtx needs to be done earlier
debugfs-related mode_t whack-a-mole
hfsplus: add an ioctl to bless files
hfsplus: change finder_info to u32
hfsplus: initialise userflags
qnx4: new helper - try_extent()
qnx4: get rid of qnx4_bread/qnx4_getblk
take removal of PF_FORKNOEXEC to flush_old_exec()
trim includes in inode.c
um: uml_dup_mmap() relies on ->mmap_sem being held, but activate_mm() doesn't hold it
um: embed ->stub_pages[] into mmu_context
gadgetfs: list_for_each_safe() misuse
ocfs2: fix leaks on failure exits in module_init
ecryptfs: make register_filesystem() the last potential failure exit
ntfs: forgets to unregister sysctls on register_filesystem() failure
logfs: missing cleanup on register_filesystem() failure
jfs: mising cleanup on register_filesystem() failure
make configfs_pin_fs() return root dentry on success
configfs: configfs_create_dir() has parent dentry in dentry->d_parent
configfs: sanitize configfs_create()
...
Diffstat (limited to 'drivers/usb/core')
-rw-r--r-- | drivers/usb/core/inode.c | 23 |
1 files changed, 3 insertions, 20 deletions
diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c index 9e186f3da83..cefa0c8b5b6 100644 --- a/drivers/usb/core/inode.c +++ b/drivers/usb/core/inode.c @@ -50,7 +50,6 @@ static const struct file_operations default_file_operations; static struct vfsmount *usbfs_mount; static int usbfs_mount_count; /* = 0 */ -static int ignore_mount = 0; static struct dentry *devices_usbfs_dentry; static int num_buses; /* = 0 */ @@ -256,7 +255,7 @@ static int remount(struct super_block *sb, int *flags, char *data) * i.e. it's a simple_pin_fs from create_special_files, * then ignore it. */ - if (ignore_mount) + if (*flags & MS_KERNMOUNT) return 0; if (parse_options(sb, data)) { @@ -454,7 +453,6 @@ static const struct super_operations usbfs_ops = { static int usbfs_fill_super(struct super_block *sb, void *data, int silent) { struct inode *inode; - struct dentry *root; sb->s_blocksize = PAGE_CACHE_SIZE; sb->s_blocksize_bits = PAGE_CACHE_SHIFT; @@ -462,19 +460,11 @@ static int usbfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_op = &usbfs_ops; sb->s_time_gran = 1; inode = usbfs_get_inode(sb, S_IFDIR | 0755, 0); - - if (!inode) { - dbg("%s: could not get inode!",__func__); - return -ENOMEM; - } - - root = d_alloc_root(inode); - if (!root) { + sb->s_root = d_make_root(inode); + if (!sb->s_root) { dbg("%s: could not get root dentry!",__func__); - iput(inode); return -ENOMEM; } - sb->s_root = root; return 0; } @@ -591,11 +581,6 @@ static int create_special_files (void) struct dentry *parent; int retval; - /* the simple_pin_fs calls will call remount with no options - * without this flag that would overwrite the real mount options (if any) - */ - ignore_mount = 1; - /* create the devices special file */ retval = simple_pin_fs(&usb_fs_type, &usbfs_mount, &usbfs_mount_count); if (retval) { @@ -603,8 +588,6 @@ static int create_special_files (void) goto exit; } - ignore_mount = 0; - parent = usbfs_mount->mnt_root; devices_usbfs_dentry = fs_create_file ("devices", listmode | S_IFREG, parent, |