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From: Claudio Fontana <cfontana@suse.de>
To: Cornelia Huck <cohuck@redhat.com>, Thomas Huth <thuth@redhat.com>,
	Richard Henderson <richard.henderson@linaro.org>
Cc: David Hildenbrand <david@redhat.com>,
	qemu-devel@nongnu.org, Halil Pasic <pasic@linux.ibm.com>,
	Christian Borntraeger <borntraeger@de.ibm.com>,
	qemu-s390x@nongnu.org, Claudio Fontana <cfontana@suse.de>,
	Paolo Bonzini <pbonzini@redhat.com>
Subject: [RFC v2 10/13] target/s390x: remove kvm-stub.c
Date: Tue, 20 Apr 2021 12:36:13 +0200
Message-ID: <20210420103616.32731-11-cfontana@suse.de> (raw)
In-Reply-To: <20210420103616.32731-1-cfontana@suse.de>

all function calls are protected by kvm_enabled(),
so we should not need the stubs.

Signed-off-by: Claudio Fontana <cfontana@suse.de>
---
 target/s390x/kvm-stub.c  | 126 ---------------------------------------
 target/s390x/meson.build |   2 +-
 2 files changed, 1 insertion(+), 127 deletions(-)
 delete mode 100644 target/s390x/kvm-stub.c

diff --git a/target/s390x/kvm-stub.c b/target/s390x/kvm-stub.c
deleted file mode 100644
index 9970b5a8c7..0000000000
--- a/target/s390x/kvm-stub.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * QEMU KVM support -- s390x specific function stubs.
- *
- * Copyright (c) 2009 Ulrich Hecht
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "kvm_s390x.h"
-
-void kvm_s390_access_exception(S390CPU *cpu, uint16_t code, uint64_t te_code)
-{
-}
-
-int kvm_s390_mem_op(S390CPU *cpu, vaddr addr, uint8_t ar, void *hostbuf,
-                    int len, bool is_write)
-{
-    return -ENOSYS;
-}
-
-void kvm_s390_program_interrupt(S390CPU *cpu, uint16_t code)
-{
-}
-
-int kvm_s390_set_cpu_state(S390CPU *cpu, uint8_t cpu_state)
-{
-    return -ENOSYS;
-}
-
-void kvm_s390_vcpu_interrupt_pre_save(S390CPU *cpu)
-{
-}
-
-int kvm_s390_vcpu_interrupt_post_load(S390CPU *cpu)
-{
-    return 0;
-}
-
-int kvm_s390_get_hpage_1m(void)
-{
-    return 0;
-}
-
-int kvm_s390_get_ri(void)
-{
-    return 0;
-}
-
-int kvm_s390_get_gs(void)
-{
-    return 0;
-}
-
-int kvm_s390_get_clock(uint8_t *tod_high, uint64_t *tod_low)
-{
-    return -ENOSYS;
-}
-
-int kvm_s390_get_clock_ext(uint8_t *tod_high, uint64_t *tod_low)
-{
-    return -ENOSYS;
-}
-
-int kvm_s390_set_clock(uint8_t tod_high, uint64_t tod_low)
-{
-    return -ENOSYS;
-}
-
-int kvm_s390_set_clock_ext(uint8_t tod_high, uint64_t tod_low)
-{
-    return -ENOSYS;
-}
-
-void kvm_s390_enable_css_support(S390CPU *cpu)
-{
-}
-
-int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch,
-                                    int vq, bool assign)
-{
-    return -ENOSYS;
-}
-
-void kvm_s390_cmma_reset(void)
-{
-}
-
-void kvm_s390_reset_vcpu_initial(S390CPU *cpu)
-{
-}
-
-void kvm_s390_reset_vcpu_clear(S390CPU *cpu)
-{
-}
-
-void kvm_s390_reset_vcpu_normal(S390CPU *cpu)
-{
-}
-
-int kvm_s390_set_mem_limit(uint64_t new_limit, uint64_t *hw_limit)
-{
-    return 0;
-}
-
-void kvm_s390_set_max_pagesize(uint64_t pagesize, Error **errp)
-{
-}
-
-void kvm_s390_crypto_reset(void)
-{
-}
-
-void kvm_s390_stop_interrupt(S390CPU *cpu)
-{
-}
-
-void kvm_s390_restart_interrupt(S390CPU *cpu)
-{
-}
-
-void kvm_s390_set_diag318(CPUState *cs, uint64_t diag318_info)
-{
-}
diff --git a/target/s390x/meson.build b/target/s390x/meson.build
index bbcaede384..6c8e03b8fb 100644
--- a/target/s390x/meson.build
+++ b/target/s390x/meson.build
@@ -8,7 +8,7 @@ s390x_ss.add(files(
   'cpu-dump.c',
 ))
 
-s390x_ss.add(when: 'CONFIG_KVM', if_true: files('kvm.c'), if_false: files('kvm-stub.c'))
+s390x_ss.add(when: 'CONFIG_KVM', if_true: files('kvm.c'))
 
 gen_features = executable('gen-features', 'gen-features.c', native: true,
                           build_by_default: false)
-- 
2.26.2



  parent reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-20 10:36 [RFC v2 00/13] s390x cleanup Claudio Fontana
2021-04-20 10:36 ` [RFC v2 01/13] hw/s390x: only build tod-qemu from the CONFIG_TCG build Claudio Fontana
2021-04-20 12:50   ` David Hildenbrand
2021-04-20 10:36 ` [RFC v2 02/13] hw/s390x: rename tod-qemu.c to tod-tcg.c Claudio Fontana
2021-04-20 12:49   ` David Hildenbrand
2021-04-20 10:36 ` [RFC v2 03/13] hw/s390x: tod: make explicit checks for accelerators when initializing Claudio Fontana
2021-04-20 12:52   ` David Hildenbrand
2021-04-20 10:36 ` [RFC v2 04/13] target/s390x: remove tcg-stub.c Claudio Fontana
2021-04-20 12:54   ` David Hildenbrand
2021-04-20 13:00     ` Claudio Fontana
2021-04-20 13:04       ` David Hildenbrand
2021-04-20 13:35         ` Claudio Fontana
2021-04-20 13:06   ` David Hildenbrand
2021-04-20 10:36 ` [RFC v2 05/13] target/s390x: start moving TCG-only code to tcg/ Claudio Fontana
2021-04-20 13:16   ` David Hildenbrand
2021-04-20 13:40     ` Claudio Fontana
2021-04-20 10:36 ` [RFC v2 06/13] target/s390x: move sysemu-only code out to cpu-sysemu.c Claudio Fontana
2021-04-20 10:36 ` [RFC v2 07/13] target/s390x: split cpu-dump from helper.c Claudio Fontana
2021-04-20 10:36 ` [RFC v2 08/13] target/s390x: make helper.c sysemu-only Claudio Fontana
2021-04-20 10:36 ` [RFC v2 09/13] target/s390x: use kvm_enabled() to wrap call to kvm_s390_get_hpage_1m Claudio Fontana
2021-04-20 10:36 ` Claudio Fontana [this message]
2021-04-20 10:36 ` [RFC v2 11/13] target/s390x: move kvm files into kvm/ Claudio Fontana
2021-04-20 10:36 ` [RFC v2 12/13] target/s390x: split sysemu part of cpu models Claudio Fontana
2021-04-20 10:36 ` [RFC v2 13/13] MAINTAINERS: update s390x directories Claudio Fontana

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