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Re: [RFC PATCH 1/4] spapr: H_ENTER_NESTED should restore host XER ca fie

From: Harsh Prateek Bora
Subject: Re: [RFC PATCH 1/4] spapr: H_ENTER_NESTED should restore host XER ca field
Date: Fri, 5 May 2023 15:50:24 +0530
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0

<correcting my email in CC>

On 5/3/23 06:09, Nicholas Piggin wrote:
Fix missing env->ca restore when going from L2 back to the host.

Fixes: 120f738a467 ("spapr: implement nested-hv capability for the virtual 
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
  hw/ppc/spapr_hcall.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index ec4def62f8..be225adaf6 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -1785,6 +1785,7 @@ out_restore_l1:
      env->cfar = spapr_cpu->nested_host_state->cfar;
      env->xer = spapr_cpu->nested_host_state->xer;
      env->so = spapr_cpu->nested_host_state->so;
+    env->ca = spapr_cpu->nested_host_state->ca;
      env->ov = spapr_cpu->nested_host_state->ov;
      env->ov32 = spapr_cpu->nested_host_state->ov32;
      env->ca32 = spapr_cpu->nested_host_state->ca32;

Reviewed-by: Harsh Prateek Bora <harshpb@linux.ibm.com>

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