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-rw-r--r--arch/powerpc/kernel/entry_64.S13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 6528c5e2cc4..5bbd1bc8c3b 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -482,16 +482,12 @@ END_FTR_SECTION_IFSET(CPU_FTR_STCX_CHECKS_ADDRESS)
ld r8,KSP(r4) /* new stack pointer */
#ifdef CONFIG_PPC_BOOK3S
BEGIN_FTR_SECTION
- BEGIN_FTR_SECTION_NESTED(95)
clrrdi r6,r8,28 /* get its ESID */
clrrdi r9,r1,28 /* get current sp ESID */
- FTR_SECTION_ELSE_NESTED(95)
+FTR_SECTION_ELSE
clrrdi r6,r8,40 /* get its 1T ESID */
clrrdi r9,r1,40 /* get current sp 1T ESID */
- ALT_MMU_FTR_SECTION_END_NESTED_IFCLR(MMU_FTR_1T_SEGMENT, 95)
-FTR_SECTION_ELSE
- b 2f
-ALT_MMU_FTR_SECTION_END_IFSET(MMU_FTR_SLB)
+ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_1T_SEGMENT)
clrldi. r0,r6,2 /* is new ESID c00000000? */
cmpd cr1,r6,r9 /* or is new ESID the same as current ESID? */
cror eq,4*cr1+eq,eq
@@ -919,6 +915,11 @@ restore_check_irq_replay:
addi r3,r1,STACK_FRAME_OVERHEAD;
bl do_IRQ
b ret_from_except
+1: cmpwi cr0,r3,0xe60
+ bne 1f
+ addi r3,r1,STACK_FRAME_OVERHEAD;
+ bl handle_hmi_exception
+ b ret_from_except
1: cmpwi cr0,r3,0x900
bne 1f
addi r3,r1,STACK_FRAME_OVERHEAD;