diff options
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/kernel/entry_32.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index 1182bf603d3c..2f3d159c11d7 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -162,6 +162,9 @@ transfer_to_handler: andis. r12,r12,DBCR0_IDM@h #endif ACCOUNT_CPU_USER_ENTRY(r2, r11, r12) +#ifdef CONFIG_PPC_BOOK3S_32 + kuep_lock r11, r12 +#endif #if defined(CONFIG_40x) || defined(CONFIG_BOOKE) beq+ 3f /* From user and task is ptraced - load up global dbcr0 */ @@ -427,6 +430,9 @@ BEGIN_FTR_SECTION END_FTR_SECTION_IFSET(CPU_FTR_NEED_PAIRED_STWCX) stwcx. r0,0,r1 /* to clear the reservation */ ACCOUNT_CPU_USER_EXIT(r2, r5, r7) +#ifdef CONFIG_PPC_BOOK3S_32 + kuep_unlock r5, r7 +#endif kuap_check r2, r4 lwz r4,_LINK(r1) lwz r5,_CCR(r1) @@ -821,6 +827,9 @@ restore_user: bnel- load_dbcr0 #endif ACCOUNT_CPU_USER_EXIT(r2, r10, r11) +#ifdef CONFIG_PPC_BOOK3S_32 + kuep_unlock r10, r11 +#endif b restore |