diff --git a/libc/kernel/uapi/linux/fuse.h b/libc/kernel/uapi/linux/fuse.h
index 7a7ff9d..8f1789b 100644
--- a/libc/kernel/uapi/linux/fuse.h
+++ b/libc/kernel/uapi/linux/fuse.h
@@ -20,7 +20,7 @@
 #define _LINUX_FUSE_H
 #include <stdint.h>
 #define FUSE_KERNEL_VERSION 7
-#define FUSE_KERNEL_MINOR_VERSION 31
+#define FUSE_KERNEL_MINOR_VERSION 32
 #define FUSE_ROOT_ID 1
 struct fuse_attr {
   uint64_t ino;
@@ -38,7 +38,7 @@
   uint32_t gid;
   uint32_t rdev;
   uint32_t blksize;
-  uint32_t padding;
+  uint32_t flags;
 };
 struct fuse_kstatfs {
   uint64_t blocks;
@@ -101,6 +101,8 @@
 #define FUSE_NO_OPENDIR_SUPPORT (1 << 24)
 #define FUSE_EXPLICIT_INVAL_DATA (1 << 25)
 #define FUSE_MAP_ALIGNMENT (1 << 26)
+#define FUSE_SUBMOUNTS (1 << 27)
+#define FUSE_PASSTHROUGH (1 << 31)
 #define CUSE_UNRESTRICTED_IOCTL (1 << 0)
 #define FUSE_RELEASE_FLUSH (1 << 0)
 #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1)
@@ -119,6 +121,7 @@
 #define FUSE_IOCTL_MAX_IOV 256
 #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0)
 #define FUSE_FSYNC_FDATASYNC (1 << 0)
+#define FUSE_ATTR_SUBMOUNT (1 << 0)
 enum fuse_opcode {
   FUSE_LOOKUP = 1,
   FUSE_FORGET = 2,
@@ -167,6 +170,7 @@
   FUSE_COPY_FILE_RANGE = 47,
   FUSE_SETUPMAPPING = 48,
   FUSE_REMOVEMAPPING = 49,
+  FUSE_CANONICAL_PATH = 2016,
   CUSE_INIT = 4096,
   CUSE_INIT_BSWAP_RESERVED = 1048576,
   FUSE_INIT_BSWAP_RESERVED = 436207616,
@@ -267,7 +271,7 @@
 struct fuse_open_out {
   uint64_t fh;
   uint32_t open_flags;
-  uint32_t padding;
+  uint32_t passthrough_fh;
 };
 struct fuse_release_in {
   uint64_t fh;
@@ -437,6 +441,11 @@
   uint32_t pid;
   uint32_t padding;
 };
+struct fuse_passthrough_out {
+  uint32_t fd;
+  uint32_t len;
+  void * vec;
+};
 struct fuse_out_header {
   uint32_t len;
   int32_t error;
@@ -496,6 +505,7 @@
   uint64_t dummy4;
 };
 #define FUSE_DEV_IOC_CLONE _IOR(229, 0, uint32_t)
+#define FUSE_DEV_IOC_PASSTHROUGH_OPEN _IOW(229, 1, struct fuse_passthrough_out)
 struct fuse_lseek_in {
   uint64_t fh;
   uint64_t offset;
@@ -514,4 +524,21 @@
   uint64_t len;
   uint64_t flags;
 };
+#define FUSE_SETUPMAPPING_FLAG_WRITE (1ull << 0)
+#define FUSE_SETUPMAPPING_FLAG_READ (1ull << 1)
+struct fuse_setupmapping_in {
+  uint64_t fh;
+  uint64_t foffset;
+  uint64_t len;
+  uint64_t flags;
+  uint64_t moffset;
+};
+struct fuse_removemapping_in {
+  uint32_t count;
+};
+struct fuse_removemapping_one {
+  uint64_t moffset;
+  uint64_t len;
+};
+#define FUSE_REMOVEMAPPING_MAX_ENTRY (PAGE_SIZE / sizeof(struct fuse_removemapping_one))
 #endif