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From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Brijesh Singh" <brijesh.singh@amd.com>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
	"Sergio Lopez" <slp@redhat.com>,
	"James Bottomley" <jejb@linux.ibm.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	"Dov Murik" <dovmurik@linux.ibm.com>,
	"Connor Kuehl" <ckuehl@redhat.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@redhat.com>
Subject: [PATCH v4 09/23] target/i386/sev: Remove sev_get_me_mask()
Date: Thu,  7 Oct 2021 18:17:02 +0200	[thread overview]
Message-ID: <20211007161716.453984-10-philmd@redhat.com> (raw)
In-Reply-To: <20211007161716.453984-1-philmd@redhat.com>

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>
---
 target/i386/sev_i386.h | 1 -
 target/i386/sev-stub.c | 5 -----
 target/i386/sev.c      | 9 ---------
 3 files changed, 15 deletions(-)

diff --git a/target/i386/sev_i386.h b/target/i386/sev_i386.h
index 9bf6cd18789..d83428fa265 100644
--- 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);
diff --git a/target/i386/sev-stub.c b/target/i386/sev-stub.c
index 408441768dc..20b1e18ec1b 100644
--- 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 4f1952cd32f..9e3f2ec8dd3 100644
--- 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) {
-- 
2.31.1



  parent reply	other threads:[~2021-10-07 16:22 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-07 16:16 [PATCH v4 00/23] target/i386/sev: Housekeeping SEV + measured Linux SEV guest Philippe Mathieu-Daudé
2021-10-07 16:16 ` [PATCH v4 01/23] qapi/misc-target: Wrap long 'SEV Attestation Report' long lines Philippe Mathieu-Daudé
2021-10-07 16:16 ` [PATCH v4 02/23] qapi/misc-target: Group SEV QAPI definitions Philippe Mathieu-Daudé
2021-10-07 16:16 ` [PATCH v4 03/23] target/i386/kvm: Introduce i386_softmmu_kvm Meson source set Philippe Mathieu-Daudé
2021-10-07 16:16 ` [PATCH v4 04/23] target/i386/kvm: Restrict SEV stubs to x86 architecture Philippe Mathieu-Daudé
2021-10-07 16:16 ` [PATCH v4 05/23] target/i386/sev: Prefix QMP errors with 'SEV' Philippe Mathieu-Daudé
2021-10-07 16:23   ` Dr. David Alan Gilbert
2021-10-07 16:16 ` [PATCH v4 06/23] target/i386/monitor: Return QMP error when SEV is not enabled for guest Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 07/23] target/i386/cpu: Add missing 'qapi/error.h' header Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 08/23] target/i386/sev_i386.h: Remove unused headers Philippe Mathieu-Daudé
2021-10-07 16:17 ` Philippe Mathieu-Daudé [this message]
2021-10-07 16:17 ` [PATCH v4 10/23] target/i386/sev: Mark unreachable code with g_assert_not_reached() Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 11/23] target/i386/sev: sev_get_attestation_report use g_autofree Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 12/23] target/i386/sev: Use g_autofree in sev_launch_get_measure() Philippe Mathieu-Daudé
2021-10-07 16:28   ` Dov Murik
2021-10-12  6:15     ` Dov Murik
2021-10-07 16:17 ` [PATCH v4 13/23] target/i386/sev: Restrict SEV to system emulation Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 14/23] target/i386/sev: Rename sev_i386.h -> sev.h Philippe Mathieu-Daudé
2021-10-07 16:32   ` Dr. David Alan Gilbert
2021-10-07 16:17 ` [PATCH v4 15/23] target/i386/sev: Declare system-specific functions in 'sev.h' Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 16/23] target/i386/sev: Remove stubs by using code elision Philippe Mathieu-Daudé
2021-10-07 17:07   ` Dr. David Alan Gilbert
2021-10-07 17:18     ` Philippe Mathieu-Daudé
2021-10-07 17:22       ` Dr. David Alan Gilbert
2021-10-08 11:46         ` Paolo Bonzini
2021-10-07 17:27       ` Daniel P. Berrangé
2021-10-07 19:51   ` Eric Blake
2021-10-07 16:17 ` [PATCH v4 17/23] target/i386/sev: Move qmp_query_sev_attestation_report() to sev.c Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 18/23] target/i386/sev: Move qmp_sev_inject_launch_secret() " Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 19/23] target/i386/sev: Move qmp_query_sev_capabilities() " Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 20/23] target/i386/sev: Move qmp_query_sev_launch_measure() " Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 21/23] target/i386/sev: Move qmp_query_sev() & hmp_info_sev() " Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 22/23] monitor: Reduce hmp_info_sev() declaration Philippe Mathieu-Daudé
2021-10-07 16:17 ` [PATCH v4 23/23] MAINTAINERS: Cover SEV-related files with X86/KVM section Philippe Mathieu-Daudé
2021-10-07 16:22   ` Philippe Mathieu-Daudé

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