From 83ff98c3e9cd2b82b4289e185f2ce7d635a9cbd3 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 22 Jul 2020 11:14:59 +0200 Subject: init: add an init_mkdir helper Add a simple helper to mkdir with a kernel space file name and switch the early init code over to it. Remove the now unused ksys_mkdir. Signed-off-by: Christoph Hellwig --- fs/init.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'fs/init.c') diff --git a/fs/init.c b/fs/init.c index 09ef2b58d48c..127033d08426 100644 --- a/fs/init.c +++ b/fs/init.c @@ -176,6 +176,24 @@ int __init init_unlink(const char *pathname) return do_unlinkat(AT_FDCWD, getname_kernel(pathname)); } +int __init init_mkdir(const char *pathname, umode_t mode) +{ + struct dentry *dentry; + struct path path; + int error; + + dentry = kern_path_create(AT_FDCWD, pathname, &path, LOOKUP_DIRECTORY); + if (IS_ERR(dentry)) + return PTR_ERR(dentry); + if (!IS_POSIXACL(path.dentry->d_inode)) + mode &= ~current_umask(); + error = security_path_mkdir(&path, dentry, mode); + if (!error) + error = vfs_mkdir(path.dentry->d_inode, dentry, mode); + done_path_create(&path, dentry); + return error; +} + int __init init_rmdir(const char *pathname) { return do_rmdir(AT_FDCWD, getname_kernel(pathname)); -- cgit v1.2.3