diff options
| author | Anton Blanchard <anton@samba.org> | 2014-06-12 10:16:10 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2014-07-28 15:22:13 +0200 |
| commit | 05a308c722822b0fbcc706b54be70f9bb9d52539 (patch) | |
| tree | c2a676ed6413138b95da12b66806cf4f07ff7754 /arch/powerpc/kvm/book3s_hv_rmhandlers.S | |
| parent | KVM: PPC: Book3S PR: Handle hyp doorbell exits (diff) | |
| download | linux-05a308c722822b0fbcc706b54be70f9bb9d52539.tar.xz linux-05a308c722822b0fbcc706b54be70f9bb9d52539.zip | |
KVM: PPC: Book3S HV: Fix ABIv2 indirect branch issue
To establish addressability quickly, ABIv2 requires the target
address of the function being called to be in r12.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_rmhandlers.S')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv_rmhandlers.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S index 868347ef09fd..da1cac5ae288 100644 --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -1913,8 +1913,8 @@ hcall_try_real_mode: lwax r3,r3,r4 cmpwi r3,0 beq guest_exit_cont - add r3,r3,r4 - mtctr r3 + add r12,r3,r4 + mtctr r12 mr r3,r9 /* get vcpu pointer */ ld r4,VCPU_GPR(R4)(r9) bctrl |