Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 63 insertions, 0 deletions

diff --git a/init/do_mounts.h b/init/do_mounts.h
new file mode 100644
index 000000000..0bb0806de
--- /dev/null
+++ b/init/do_mounts.h
@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/kernel.h>
+#include <linux/blkdev.h>
+#include <linux/init.h>
+#include <linux/syscalls.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <linux/mount.h>
+#include <linux/major.h>
+#include <linux/root_dev.h>
+
+void  change_floppy(char *fmt, ...);
+void  mount_block_root(char *name, int flags);
+void  mount_root(void);
+extern int root_mountflags;
+
+static inline int create_dev(char *name, dev_t dev)
+{
+	ksys_unlink(name);
+	return ksys_mknod(name, S_IFBLK|0600, new_encode_dev(dev));
+}
+
+static inline u32 bstat(char *name)
+{
+	struct kstat stat;
+	if (vfs_stat(name, &stat) != 0)
+		return 0;
+	if (!S_ISBLK(stat.mode))
+		return 0;
+	return stat.rdev;
+}
+
+#ifdef CONFIG_BLK_DEV_RAM
+
+int __init rd_load_disk(int n);
+int __init rd_load_image(char *from);
+
+#else
+
+static inline int rd_load_disk(int n) { return 0; }
+static inline int rd_load_image(char *from) { return 0; }
+
+#endif
+
+#ifdef CONFIG_BLK_DEV_INITRD
+
+bool __init initrd_load(void);
+
+#else
+
+static inline bool initrd_load(void) { return false; }
+
+#endif
+
+#ifdef CONFIG_BLK_DEV_MD
+
+void md_run_setup(void);
+
+#else
+
+static inline void md_run_setup(void) {}
+
+#endif