target/i386/sev: Remove sev_get_me_mask()

Unused dead code makes review harder, so remove it.

Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Connor Kuehl <ckuehl@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211007161716.453984-10-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/target/i386/sev-stub.c b/target/i386/sev-stub.c
index 408441768dcbdebe5a941feab9dba50d8cf247e7..20b1e18ec1b90b93c7c8e65b2c82c7e2ab44d59d 100644 (file)
--- a/target/i386/sev-stub.c
+++ b/target/i386/sev-stub.c
@@ -25,11 +25,6 @@ bool sev_enabled(void)
     return false;
 }
 
-uint64_t sev_get_me_mask(void)
-{
-    return ~0;
-}
-
 uint32_t sev_get_cbit_position(void)
 {
     return 0;

diff --git a/target/i386/sev.c b/target/i386/sev.c
index 4f1952cd32fbaa697c78396668f2d2e0f39cb204..9e3f2ec8dd36fab9725a58457c9df0157aa1cb2b 100644 (file)
--- a/target/i386/sev.c
+++ b/target/i386/sev.c
@@ -65,7 +65,6 @@ struct SevGuestState {
     uint8_t api_major;
     uint8_t api_minor;
     uint8_t build_id;
-    uint64_t me_mask;
     int sev_fd;
     SevState state;
     gchar *measurement;
@@ -389,12 +388,6 @@ sev_es_enabled(void)
     return sev_enabled() && (sev_guest->policy & SEV_POLICY_ES);
 }
 
-uint64_t
-sev_get_me_mask(void)
-{
-    return sev_guest ? sev_guest->me_mask : ~0;
-}
-
 uint32_t
 sev_get_cbit_position(void)
 {
@@ -833,8 +826,6 @@ int sev_kvm_init(ConfidentialGuestSupport *cgs, Error **errp)
         goto err;
     }
 
-    sev->me_mask = ~(1UL << sev->cbitpos);
-
     devname = object_property_get_str(OBJECT(sev), "sev-device", NULL);
     sev->sev_fd = open(devname, O_RDWR);
     if (sev->sev_fd < 0) {

diff --git a/target/i386/sev_i386.h b/target/i386/sev_i386.h
index 9bf6cd18789205f1ee53ed0c92946b05727547ef..d83428fa2659401631595b9de6863be676375d09 100644 (file)
--- a/target/i386/sev_i386.h
+++ b/target/i386/sev_i386.h
@@ -36,7 +36,6 @@ typedef struct SevKernelLoaderContext {
 } SevKernelLoaderContext;
 
 extern bool sev_es_enabled(void);
-extern uint64_t sev_get_me_mask(void);
 extern SevInfo *sev_get_info(void);
 extern uint32_t sev_get_cbit_position(void);
 extern uint32_t sev_get_reduced_phys_bits(void);