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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 158972341a2d..ae0843fa7a61 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -972,8 +972,9 @@ static int emulate_instruction(struct pt_regs *regs)
972 cpu_has_feature(CPU_FTR_DSCR)) { 972 cpu_has_feature(CPU_FTR_DSCR)) {
973 PPC_WARN_EMULATED(mtdscr, regs); 973 PPC_WARN_EMULATED(mtdscr, regs);
974 rd = (instword >> 21) & 0x1f; 974 rd = (instword >> 21) & 0x1f;
975 mtspr(SPRN_DSCR, regs->gpr[rd]); 975 current->thread.dscr = regs->gpr[rd];
976 current->thread.dscr_inherit = 1; 976 current->thread.dscr_inherit = 1;
977 mtspr(SPRN_DSCR, current->thread.dscr);
977 return 0; 978 return 0;
978 } 979 }
979#endif 980#endif