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-rw-r--r--arch/powerpc/kernel/traps.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 8831322962d3..32518401af68 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -973,8 +973,9 @@ static int emulate_instruction(struct pt_regs *regs)
973 cpu_has_feature(CPU_FTR_DSCR)) { 973 cpu_has_feature(CPU_FTR_DSCR)) {
974 PPC_WARN_EMULATED(mtdscr, regs); 974 PPC_WARN_EMULATED(mtdscr, regs);
975 rd = (instword >> 21) & 0x1f; 975 rd = (instword >> 21) & 0x1f;
976 mtspr(SPRN_DSCR, regs->gpr[rd]); 976 current->thread.dscr = regs->gpr[rd];
977 current->thread.dscr_inherit = 1; 977 current->thread.dscr_inherit = 1;
978 mtspr(SPRN_DSCR, current->thread.dscr);
978 return 0; 979 return 0;
979 } 980 }
980#endif 981#endif