[xen master] x86emul: AVX512F scatter insns are memory writes

[patchbot@xxxxxxx]

commit 6156cfeaf28c9cd0ffb84c25216c43aa64d93de4
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Wed Aug 5 10:28:40 2020 +0200
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Aug 5 10:28:40 2020 +0200

    x86emul: AVX512F scatter insns are memory writes
    
    While the custom handling renders the "to_mem" field generally unused,
    x86_insn_is_mem_write() still (indirectly) consumes that information,
    and hence the table entries want to be correct.
    
    Fixes: 7d569b848036 ("x86emul: support AVX512F scatter insns")
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/x86_emulate/x86_emulate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/arch/x86/x86_emulate/x86_emulate.c 
b/xen/arch/x86/x86_emulate/x86_emulate.c
index 814e87f842..c54ad589c4 100644
--- a/xen/arch/x86/x86_emulate/x86_emulate.c
+++ b/xen/arch/x86/x86_emulate/x86_emulate.c
@@ -516,7 +516,7 @@ static const struct ext0f38_table {
     [0x9d] = { .simd_size = simd_scalar_vexw, .d8s = d8s_dq },
     [0x9e] = { .simd_size = simd_packed_fp, .d8s = d8s_vl },
     [0x9f] = { .simd_size = simd_scalar_vexw, .d8s = d8s_dq },
-    [0xa0 ... 0xa3] = { .simd_size = simd_other, .vsib = 1, .d8s = d8s_dq },
+    [0xa0 ... 0xa3] = { .simd_size = simd_other, .to_mem = 1, .vsib = 1, .d8s 
= d8s_dq },
     [0xa6 ... 0xa8] = { .simd_size = simd_packed_fp, .d8s = d8s_vl },
     [0xa9] = { .simd_size = simd_scalar_vexw, .d8s = d8s_dq },
     [0xaa] = { .simd_size = simd_packed_fp, .d8s = d8s_vl },
--
generated by git-patchbot for /home/xen/git/xen.git#master