[MIPS] MT: Improved multithreading support.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/asm-offsets.c

@@ -69,6 +69,9 @@ void output_ptreg_defines(void)
 	offset("#define PT_BVADDR ", struct pt_regs, cp0_badvaddr);
 	offset("#define PT_STATUS ", struct pt_regs, cp0_status);
 	offset("#define PT_CAUSE  ", struct pt_regs, cp0_cause);
+#ifdef CONFIG_MIPS_MT_SMTC
+	offset("#define PT_TCSTATUS  ", struct pt_regs, cp0_tcstatus);
+#endif /* CONFIG_MIPS_MT_SMTC */
 	size("#define PT_SIZE   ", struct pt_regs);
 	linefeed;
 }