powerpc: Only save/restore SDR1 if in hypervisor mode

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / powerpc / kernel / swsusp_asm64.S

diff --git a/arch/powerpc/kernel/swsusp_asm64.S b/arch/powerpc/kernel/swsusp_asm64.S
index 2204598..988f38d 100644 (file)
--- a/arch/powerpc/kernel/swsusp_asm64.S
+++ b/arch/powerpc/kernel/swsusp_asm64.S
@@ -114,7 +114,9 @@ _GLOBAL(swsusp_arch_suspend)
        SAVE_SPECIAL(MSR)
        SAVE_SPECIAL(XER)
 #ifdef CONFIG_PPC_BOOK3S_64
+BEGIN_FW_FTR_SECTION
        SAVE_SPECIAL(SDR1)
+END_FW_FTR_SECTION_IFCLR(FW_FEATURE_LPAR)
 #else
        SAVE_SPR(TCR)
 
@@ -231,7 +233,9 @@ nothing_to_copy:
        /* can't use RESTORE_SPECIAL(MSR) */
        ld      r0, SL_MSR(r11)
        mtmsrd  r0, 0
+BEGIN_FW_FTR_SECTION
        RESTORE_SPECIAL(SDR1)
+END_FW_FTR_SECTION_IFCLR(FW_FEATURE_LPAR)
 #else
        /* Restore SPRG1, be used to save paca */
        ld      r0, SL_SPRG1(r11)