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[PATCH] x86emul: mark new "cp" local var maybe-unused


  • To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Fri, 6 Sep 2024 12:38:29 +0200
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  • Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
  • Delivery-date: Fri, 06 Sep 2024 10:38:41 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

Just for the sake of the 32-bit build of the test harness. This wants
reverting once unconditional uses of the variable appear (AMX, AVX10).

Fixes: b20e3fbc3ec9 ("x86emul: introduce a struct cpu_policy * local in 
x86_emulate()")
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/x86_emulate/x86_emulate.c
+++ b/xen/arch/x86/x86_emulate/x86_emulate.c
@@ -1233,7 +1233,7 @@ x86_emulate(
 {
     /* Shadow copy of register state. Committed on successful emulation. */
     struct cpu_user_regs _regs = *ctxt->regs;
-    const struct cpu_policy *cp = ctxt->cpu_policy;
+    const struct cpu_policy *__maybe_unused cp = ctxt->cpu_policy;
     struct x86_emulate_state state;
     int rc;
     uint8_t b, d, *opc = NULL;



 


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