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kvm: Add fake KVM constants to avoid #ifdefs on KVM-specific code

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Any KVM-specific code that use these constants must check if
kvm_enabled() is true before using them.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Eduardo Habkost 2013-01-07 16:20:42 -02:00 committed by Andreas Färber
parent 38d8f5c84e
commit 9ca5892328
1 changed files with 14 additions and 0 deletions
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14
include/sysemu/kvm.h
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@ -22,6 +22,20 @@
#ifdef CONFIG_KVM
#include <linux/kvm.h>
#include <linux/kvm_para.h>
#else
/* These constants must never be used at runtime if kvm_enabled() is false.
* They exist so we don't need #ifdefs around KVM-specific code that already
* checks kvm_enabled() properly.
*/
#define KVM_CPUID_SIGNATURE 0
#define KVM_CPUID_FEATURES 0
#define KVM_FEATURE_CLOCKSOURCE 0
#define KVM_FEATURE_NOP_IO_DELAY 0
#define KVM_FEATURE_MMU_OP 0
#define KVM_FEATURE_CLOCKSOURCE2 0
#define KVM_FEATURE_ASYNC_PF 0
#define KVM_FEATURE_STEAL_TIME 0
#define KVM_FEATURE_PV_EOI 0
#endif
extern int kvm_allowed;