From 518f040c826d569daf260153d4f75c21b6d9979b Mon Sep 17 00:00:00 2001 From: Mihai Caraman Date: Mon, 16 Apr 2012 04:08:54 +0000 Subject: [PATCH] KVM: PPC: bookehv: Use lwz/stw instead of PPC_LL/PPC_STL for 32-bit fields Interrupt code used PPC_LL/PPC_STL macros to load/store some of u32 fields which led to memory overflow on 64-bit. Use lwz/stw instead. Signed-off-by: Mihai Caraman Signed-off-by: Alexander Graf --- arch/powerpc/kvm/bookehv_interrupts.S | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/arch/powerpc/kvm/bookehv_interrupts.S b/arch/powerpc/kvm/bookehv_interrupts.S index b7608ac52b66..06750cc1050b 100644 --- a/arch/powerpc/kvm/bookehv_interrupts.S +++ b/arch/powerpc/kvm/bookehv_interrupts.S @@ -87,9 +87,9 @@ mfspr r8, SPRN_TBRL mfspr r9, SPRN_TBRU cmpw r9, r7 - PPC_STL r8, VCPU_TIMING_EXIT_TBL(r4) + stw r8, VCPU_TIMING_EXIT_TBL(r4) bne- 1b - PPC_STL r9, VCPU_TIMING_EXIT_TBU(r4) + stw r9, VCPU_TIMING_EXIT_TBU(r4) #endif oris r8, r6, MSR_CE@h @@ -216,7 +216,7 @@ _GLOBAL(kvmppc_handler_\intno\()_\srr1) PPC_STL r4, VCPU_GPR(r4)(r11) PPC_LL r4, THREAD_NORMSAVE(0)(r10) PPC_STL r5, VCPU_GPR(r5)(r11) - PPC_STL r13, VCPU_CR(r11) + stw r13, VCPU_CR(r11) mfspr r5, \srr0 PPC_STL r3, VCPU_GPR(r10)(r11) PPC_LL r3, THREAD_NORMSAVE(2)(r10) @@ -243,7 +243,7 @@ _GLOBAL(kvmppc_handler_\intno\()_\srr1) PPC_STL r4, VCPU_GPR(r4)(r11) PPC_LL r4, GPR9(r8) PPC_STL r5, VCPU_GPR(r5)(r11) - PPC_STL r9, VCPU_CR(r11) + stw r9, VCPU_CR(r11) mfspr r5, \srr0 PPC_STL r3, VCPU_GPR(r8)(r11) PPC_LL r3, GPR10(r8) @@ -315,7 +315,7 @@ _GLOBAL(kvmppc_resume_host) mfspr r6, SPRN_SPRG4 PPC_STL r5, VCPU_LR(r4) mfspr r7, SPRN_SPRG5 - PPC_STL r3, VCPU_VRSAVE(r4) + stw r3, VCPU_VRSAVE(r4) PPC_STD(r6, VCPU_SHARED_SPRG4, r11) mfspr r8, SPRN_SPRG6 PPC_STD(r7, VCPU_SHARED_SPRG5, r11) @@ -551,7 +551,7 @@ lightweight_exit: PPC_LL r3, VCPU_LR(r4) PPC_LL r5, VCPU_XER(r4) PPC_LL r6, VCPU_CTR(r4) - PPC_LL r7, VCPU_CR(r4) + lwz r7, VCPU_CR(r4) PPC_LL r8, VCPU_PC(r4) PPC_LD(r9, VCPU_SHARED_MSR, r11) PPC_LL r0, VCPU_GPR(r0)(r4) @@ -574,9 +574,9 @@ lightweight_exit: mfspr r9, SPRN_TBRL mfspr r8, SPRN_TBRU cmpw r8, r6 - PPC_STL r9, VCPU_TIMING_LAST_ENTER_TBL(r4) + stw r9, VCPU_TIMING_LAST_ENTER_TBL(r4) bne 1b - PPC_STL r8, VCPU_TIMING_LAST_ENTER_TBU(r4) + stw r8, VCPU_TIMING_LAST_ENTER_TBU(r4) #endif /* -- 2.34.1