security/loadpin/loadpin.c

84 static void report_writable(struct super_block *mnt_sb, bool writable)
86 	if (mnt_sb->s_bdev) {
87 		pr_info("%pg (%u:%u): %s\n", mnt_sb->s_bdev,
88 			MAJOR(mnt_sb->s_bdev->bd_dev),
89 			MINOR(mnt_sb->s_bdev->bd_dev),
92 		pr_info("mnt_sb lacks block device, treating as: writable\n");
102 static bool sb_is_writable(struct super_block *mnt_sb)
106 	if (mnt_sb->s_bdev)
107 		writable = !bdev_read_only(mnt_sb->s_bdev);
112 static void loadpin_sb_free_security(struct super_block *mnt_sb)
120 	if (!IS_ERR_OR_NULL(pinned_root) && mnt_sb == pinned_root) {
155 	load_root = file->f_path.mnt->mnt_sb;