KVM: SVM: Get rid of x86_intercept_map::valid

By reserving 0 as an invalid x86_intercept_stage, we no longer
need to store a valid flag in x86_intercept_map.

Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index de4bba99160d..9cff0368e1fc 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -3959,19 +3959,15 @@ static void svm_fpu_deactivate(struct kvm_vcpu *vcpu)
 }
 
 #define PRE_EX(exit)  { .exit_code = (exit), \
-                        .stage = X86_ICPT_PRE_EXCEPT, \
-                        .valid = true }
+                        .stage = X86_ICPT_PRE_EXCEPT, }
 #define POST_EX(exit) { .exit_code = (exit), \
-                        .stage = X86_ICPT_POST_EXCEPT, \
-                        .valid = true }
+                        .stage = X86_ICPT_POST_EXCEPT, }
 #define POST_MEM(exit) { .exit_code = (exit), \
-                         .stage = X86_ICPT_POST_MEMACCESS, \
-                         .valid = true }
+                        .stage = X86_ICPT_POST_MEMACCESS, }
 
 static struct __x86_intercept {
         u32 exit_code;
         enum x86_intercept_stage stage;
-        bool valid;
 } x86_intercept_map[] = {
         [x86_intercept_cr_read]         = POST_EX(SVM_EXIT_READ_CR0),
         [x86_intercept_cr_write]        = POST_EX(SVM_EXIT_WRITE_CR0),
@@ -4039,7 +4035,7 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu,
 
         icpt_info = x86_intercept_map[info->intercept];
 
-        if (!icpt_info.valid || stage != icpt_info.stage)
+        if (stage != icpt_info.stage)
                 goto out;
 
         switch (icpt_info.exit_code) {