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-rw-r--r--arch/mips/kernel/genex.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
index 297bd56c2347..c0f19d638b98 100644
--- a/arch/mips/kernel/genex.S
+++ b/arch/mips/kernel/genex.S
@@ -243,9 +243,11 @@ NESTED(except_vec_vi_handler, 0, sp)
*/
mfc0 t1, CP0_STATUS
and t0, a0, t1
+#ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP
mfc0 t2, CP0_TCCONTEXT
or t0, t0, t2
mtc0 t0, CP0_TCCONTEXT
+#endif /* CONFIG_MIPS_MT_SMTC_IM_BACKSTOP */
xor t1, t1, t0
mtc0 t1, CP0_STATUS
_ehb