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| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-07-19 13:58:27 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-09-04 04:52:47 +0200 |
| commit | ecde28237e10de3750a97579f42bc2ec65b8a0e1 (patch) | |
| tree | fb893491060703f58c982ed73a6c5c4886188bb4 /drivers/oprofile/oprofilefs.c | |
| parent | don't bother with passing superblock to oprofile_create_stats_files() (diff) | |
| download | linux-ecde28237e10de3750a97579f42bc2ec65b8a0e1.tar.xz linux-ecde28237e10de3750a97579f42bc2ec65b8a0e1.zip | |
oprofilefs_mkdir() doesn't need superblock argument
it's always equal to ->d_sb of the second argument (parent dentry),
due to either being literally that, or ->d_sb of parent's parent.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/oprofile/oprofilefs.c')
| -rw-r--r-- | drivers/oprofile/oprofilefs.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index 2e2dd5ca7211..6a345724637f 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -211,28 +211,27 @@ int oprofilefs_create_file_perm(struct super_block *sb, struct dentry *root, } -struct dentry *oprofilefs_mkdir(struct super_block *sb, - struct dentry *root, char const *name) +struct dentry *oprofilefs_mkdir(struct dentry *parent, char const *name) { struct dentry *dentry; struct inode *inode; - mutex_lock(&root->d_inode->i_mutex); - dentry = d_alloc_name(root, name); + mutex_lock(&parent->d_inode->i_mutex); + dentry = d_alloc_name(parent, name); if (!dentry) { - mutex_unlock(&root->d_inode->i_mutex); + mutex_unlock(&parent->d_inode->i_mutex); return NULL; } - inode = oprofilefs_get_inode(sb, S_IFDIR | 0755); + inode = oprofilefs_get_inode(parent->d_sb, S_IFDIR | 0755); if (!inode) { dput(dentry); - mutex_unlock(&root->d_inode->i_mutex); + mutex_unlock(&parent->d_inode->i_mutex); return NULL; } inode->i_op = &simple_dir_inode_operations; inode->i_fop = &simple_dir_operations; d_add(dentry, inode); - mutex_unlock(&root->d_inode->i_mutex); + mutex_unlock(&parent->d_inode->i_mutex); return dentry; } |