diff --git a/libc/kernel/uapi/linux/fiemap.h b/libc/kernel/uapi/linux/fiemap.h
new file mode 100644
index 0000000..58ed947
--- /dev/null
+++ b/libc/kernel/uapi/linux/fiemap.h
@@ -0,0 +1,63 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _LINUX_FIEMAP_H
+#define _LINUX_FIEMAP_H
+#include <linux/types.h>
+struct fiemap_extent {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __u64 fe_logical;
+ __u64 fe_physical;
+ __u64 fe_length;
+ __u64 fe_reserved64[2];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __u32 fe_flags;
+ __u32 fe_reserved[3];
+};
+struct fiemap {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __u64 fm_start;
+ __u64 fm_length;
+ __u32 fm_flags;
+ __u32 fm_mapped_extents;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+ __u32 fm_extent_count;
+ __u32 fm_reserved;
+ struct fiemap_extent fm_extents[0];
+};
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define FIEMAP_MAX_OFFSET (~0ULL)
+#define FIEMAP_FLAG_SYNC 0x00000001
+#define FIEMAP_FLAG_XATTR 0x00000002
+#define FIEMAP_FLAGS_COMPAT (FIEMAP_FLAG_SYNC | FIEMAP_FLAG_XATTR)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define FIEMAP_EXTENT_LAST 0x00000001
+#define FIEMAP_EXTENT_UNKNOWN 0x00000002
+#define FIEMAP_EXTENT_DELALLOC 0x00000004
+#define FIEMAP_EXTENT_ENCODED 0x00000008
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define FIEMAP_EXTENT_DATA_ENCRYPTED 0x00000080
+#define FIEMAP_EXTENT_NOT_ALIGNED 0x00000100
+#define FIEMAP_EXTENT_DATA_INLINE 0x00000200
+#define FIEMAP_EXTENT_DATA_TAIL 0x00000400
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+#define FIEMAP_EXTENT_UNWRITTEN 0x00000800
+#define FIEMAP_EXTENT_MERGED 0x00001000
+#define FIEMAP_EXTENT_SHARED 0x00002000
+#endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */