[Xen-devel] [PATCH 19/34] x86: check HVM before trying to get ioreq server

[Wei Liu <wei.liu2@xxxxxxxxxx>]

This helps with dead code elimination. No functional change.

Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 xen/arch/x86/mm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index 8ac4412..f3fa6ce 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -4382,6 +4382,10 @@ int arch_acquire_resource(struct domain *d, unsigned int 
type,
         unsigned int i;
 
         rc = -EINVAL;
+        if ( !is_hvm_domain(d) )
+            break;
+
+        rc = -EINVAL;
         if ( id != (unsigned int)ioservid )
             break;
 
-- 
git-series 0.9.1

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