diff --git a/fs/namei.c b/fs/namei.c index 9cc91fb7f156541bd53243b35c2823bbf9ca1133..1c0fb97c94251ef80084542d98b214c1a79da51e 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2898,6 +2898,27 @@ int vfs_create(struct inode *dir, struct dentry *dentry, umode_t mode, } EXPORT_SYMBOL(vfs_create); +int vfs_mkobj(struct dentry *dentry, umode_t mode, + int (*f)(struct dentry *, umode_t, void *), + void *arg) +{ + struct inode *dir = dentry->d_parent->d_inode; + int error = may_create(dir, dentry); + if (error) + return error; + + mode &= S_IALLUGO; + mode |= S_IFREG; + error = security_inode_create(dir, dentry, mode); + if (error) + return error; + error = f(dentry, mode, arg); + if (!error) + fsnotify_create(dir, dentry); + return error; +} +EXPORT_SYMBOL(vfs_mkobj); + bool may_open_dev(const struct path *path) { return !(path->mnt->mnt_flags & MNT_NODEV) && diff --git a/include/linux/fs.h b/include/linux/fs.h index 511fbaabf6248b67220c16653e491f74e3f046e7..aad23d4fae47fc1de917f405606aafae3b80c906 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1608,6 +1608,10 @@ extern int vfs_whiteout(struct inode *, struct dentry *); extern struct dentry *vfs_tmpfile(struct dentry *dentry, umode_t mode, int open_flag); +int vfs_mkobj(struct dentry *, umode_t, + int (*f)(struct dentry *, umode_t, void *), + void *); + /* * VFS file helper functions. */