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[PULL,07/42] target/ppc: booke: Instruction storage exception cleanup

Message ID 20220210130008.2599950-8-clg@kaod.org
State Handled Elsewhere
Headers show
Series [PULL,01/42] target/ppc: Remove 440x4 CPU | expand

Commit Message

Cédric Le Goater Feb. 10, 2022, 12:59 p.m. UTC 
From: Fabiano Rosas <farosas@linux.ibm.com>

The SRR1 should be set to the MSR value. There are no diagnostic bits
in the SRR1 for BookE.

Note that this fixes a bug where MSR_GS would be set and Linux would
go into KVM code when there's no KVM guest.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Message-Id: <20220128224018.1228062-7-farosas@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 target/ppc/excp_helper.c | 1 -
 1 file changed, 1 deletion(-)
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Patch

diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
index c8bd78d5cbb0..8340146902cd 100644
--- a/target/ppc/excp_helper.c
+++ b/target/ppc/excp_helper.c
@@ -836,7 +836,6 @@  static void powerpc_excp_booke(PowerPCCPU *cpu, int excp)
         break;
     case POWERPC_EXCP_ISI:       /* Instruction storage exception            */
         trace_ppc_excp_isi(msr, env->nip);
-        msr |= env->error_code;
         break;
     case POWERPC_EXCP_EXTERNAL:  /* External input                           */
     {