diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 2d2fdf77e30..6344be46ca8 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -647,6 +647,7 @@ einval:	li	v0, -EINVAL
 	sys	sys_unshare		1
 	sys	sys_splice		4
 	sys	sys_sync_file_range	7	/* 4305 */
+	sys	sys_tee			4
 	.endm
 
 	/* We pre-compute the number of _instruction_ bytes needed to
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 9ba75088737..12d96c7d0bb 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -462,3 +462,4 @@ sys_call_table:
 	PTR	sys_unshare
 	PTR	sys_splice
 	PTR	sys_sync_file_range
+	PTR	sys_tee				/* 5265 */
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 942aca26f9c..685698554a8 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -388,3 +388,4 @@ EXPORT(sysn32_call_table)
 	PTR	sys_unshare
 	PTR	sys_splice
 	PTR	sys_sync_file_range
+	PTR	sys_tee
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 8efb23a8413..0e632934cb7 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -510,4 +510,5 @@ sys_call_table:
 	PTR	sys_unshare
 	PTR	sys_splice
 	PTR	sys32_sync_file_range		/* 4305 */
+	PTR	sys_tee
 	.size	sys_call_table,.-sys_call_table
diff --git a/include/asm-mips/unistd.h b/include/asm-mips/unistd.h
index 8bb0bb9b2e6..809f9f55bac 100644
--- a/include/asm-mips/unistd.h
+++ b/include/asm-mips/unistd.h
@@ -326,16 +326,17 @@
 #define __NR_unshare			(__NR_Linux + 303)
 #define __NR_splice			(__NR_Linux + 304)
 #define __NR_sync_file_range		(__NR_Linux + 305)
+#define __NR_tee			(__NR_Linux + 306)
 
 /*
  * Offset of the last Linux o32 flavoured syscall
  */
-#define __NR_Linux_syscalls		305
+#define __NR_Linux_syscalls		306
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
 
 #define __NR_O32_Linux			4000
-#define __NR_O32_Linux_syscalls		305
+#define __NR_O32_Linux_syscalls		306
 
 #if _MIPS_SIM == _MIPS_SIM_ABI64
 
@@ -608,16 +609,17 @@
 #define __NR_unshare			(__NR_Linux + 262)
 #define __NR_splice			(__NR_Linux + 263)
 #define __NR_sync_file_range		(__NR_Linux + 264)
+#define __NR_tee			(__NR_Linux + 265)
 
 /*
  * Offset of the last Linux 64-bit flavoured syscall
  */
-#define __NR_Linux_syscalls		264
+#define __NR_Linux_syscalls		265
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
 
 #define __NR_64_Linux			5000
-#define __NR_64_Linux_syscalls		264
+#define __NR_64_Linux_syscalls		265
 
 #if _MIPS_SIM == _MIPS_SIM_NABI32
 
@@ -894,16 +896,17 @@
 #define __NR_unshare			(__NR_Linux + 266)
 #define __NR_splice			(__NR_Linux + 267)
 #define __NR_sync_file_range		(__NR_Linux + 268)
+#define __NR_tee			(__NR_Linux + 269)
 
 /*
  * Offset of the last N32 flavoured syscall
  */
-#define __NR_Linux_syscalls		268
+#define __NR_Linux_syscalls		269
 
 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
 
 #define __NR_N32_Linux			6000
-#define __NR_N32_Linux_syscalls		268
+#define __NR_N32_Linux_syscalls		269
 
 #ifdef __KERNEL__