diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 33ede9cd9effd1c7ee590d6def6db303eb2ed932..4b36baae93fe1cab76a32653b2de3bc2442e5886 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -80,6 +80,35 @@
      IOCTL(BLKBSZGET, IOC_R, MK_PTR(TYPE_INT))
      IOCTL_SPECIAL(BLKPG, IOC_W, do_ioctl_blkpg,
                    MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg)))
+
+#ifdef BLKDISCARD
+     IOCTL(BLKDISCARD, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+#ifdef BLKIOMIN
+     IOCTL(BLKIOMIN, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKIOOPT
+     IOCTL(BLKIOOPT, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKALIGNOFF
+     IOCTL(BLKALIGNOFF, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKPBSZGET
+     IOCTL(BLKPBSZGET, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKDISCARDZEROES
+     IOCTL(BLKDISCARDZEROES, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKSECDISCARD
+     IOCTL(BLKSECDISCARD, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+#ifdef BLKROTATIONAL
+     IOCTL(BLKROTATIONAL, IOC_R, MK_PTR(TYPE_SHORT))
+#endif
+#ifdef BLKZEROOUT
+     IOCTL(BLKZEROOUT, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+
 #ifdef FIBMAP
      IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
 #endif
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 096f91ce837c6dfd19490a4af261054ea6e001aa..783565463fe1c53915185bebfb12e8c569ef7d23 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -985,6 +985,17 @@ struct target_pollfd {
 #define TARGET_BLKGETSIZE64 TARGET_IOR(0x12,114,abi_ulong)
                                              /* return device size in bytes
                                                 (u64 *arg) */
+
+#define TARGET_BLKDISCARD TARGET_IO(0x12, 119)
+#define TARGET_BLKIOMIN TARGET_IO(0x12, 120)
+#define TARGET_BLKIOOPT TARGET_IO(0x12, 121)
+#define TARGET_BLKALIGNOFF TARGET_IO(0x12, 122)
+#define TARGET_BLKPBSZGET TARGET_IO(0x12, 123)
+#define TARGET_BLKDISCARDZEROES TARGET_IO(0x12, 124)
+#define TARGET_BLKSECDISCARD TARGET_IO(0x12, 125)
+#define TARGET_BLKROTATIONAL TARGET_IO(0x12, 126)
+#define TARGET_BLKZEROOUT TARGET_IO(0x12, 127)
+
 #define TARGET_FIBMAP     TARGET_IO(0x00,1)  /* bmap access */
 #define TARGET_FIGETBSZ   TARGET_IO(0x00,2)  /* get the block size used for bmap */
 #define TARGET_FS_IOC_FIEMAP TARGET_IOWR('f',11,struct fiemap)