From: Paolo Bonzini <pbonzini@redhat.com>
To: qemu-devel@nongnu.org
Cc: thuth@redhat.com, armbru@redhat.com
Subject: [PATCH 15/16] kvm: introduce kvm_kernel_irqchip_* functions
Date: Wed, 13 Nov 2019 15:39:04 +0100 [thread overview]
Message-ID: <1573655945-14912-16-git-send-email-pbonzini@redhat.com> (raw)
In-Reply-To: <1573655945-14912-1-git-send-email-pbonzini@redhat.com>
The KVMState struct is opaque, so provide accessors for the fields
that will be moved from current_machine to the accelerator. For now
they just forward to the machine object, but this will change.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
accel/kvm/kvm-all.c | 23 +++++++++++++++++++----
hw/ppc/e500.c | 4 ++--
hw/ppc/spapr_irq.c | 10 +++++-----
include/sysemu/kvm.h | 7 +++++--
target/arm/kvm.c | 8 ++++----
target/i386/kvm.c | 4 ++--
target/mips/kvm.c | 2 +-
target/ppc/kvm.c | 2 +-
target/s390x/kvm.c | 2 +-
9 files changed, 40 insertions(+), 22 deletions(-)
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index c016319..a1c3b78 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -1742,7 +1742,7 @@ void kvm_irqchip_set_qemuirq_gsi(KVMState *s, qemu_irq irq, int gsi)
g_hash_table_insert(s->gsimap, irq, GINT_TO_POINTER(gsi));
}
-static void kvm_irqchip_create(MachineState *machine, KVMState *s)
+static void kvm_irqchip_create(KVMState *s)
{
int ret;
@@ -1760,9 +1760,9 @@ static void kvm_irqchip_create(MachineState *machine, KVMState *s)
/* First probe and see if there's a arch-specific hook to create the
* in-kernel irqchip for us */
- ret = kvm_arch_irqchip_create(machine, s);
+ ret = kvm_arch_irqchip_create(s);
if (ret == 0) {
- if (machine_kernel_irqchip_split(machine)) {
+ if (kvm_kernel_irqchip_split()) {
perror("Split IRQ chip mode not supported.");
exit(1);
} else {
@@ -2034,7 +2034,7 @@ static int kvm_init(MachineState *ms)
}
if (machine_kernel_irqchip_allowed(ms)) {
- kvm_irqchip_create(ms, s);
+ kvm_irqchip_create(s);
}
if (kvm_eventfds_allowed) {
@@ -2951,6 +2951,21 @@ static void kvm_set_kvm_shadow_mem(Object *obj, Visitor *v,
s->kvm_shadow_mem = value;
}
+bool kvm_kernel_irqchip_allowed(void)
+{
+ return machine_kernel_irqchip_allowed(current_machine);
+}
+
+bool kvm_kernel_irqchip_required(void)
+{
+ return machine_kernel_irqchip_required(current_machine);
+}
+
+bool kvm_kernel_irqchip_split(void)
+{
+ return machine_kernel_irqchip_split(current_machine);
+}
+
static void kvm_accel_instance_init(Object *obj)
{
KVMState *s = KVM_STATE(obj);
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c
index 91cd4c2..928efaa 100644
--- a/hw/ppc/e500.c
+++ b/hw/ppc/e500.c
@@ -801,10 +801,10 @@ static DeviceState *ppce500_init_mpic(PPCE500MachineState *pms,
if (kvm_enabled()) {
Error *err = NULL;
- if (machine_kernel_irqchip_allowed(machine)) {
+ if (kvm_kernel_irqchip_allowed()) {
dev = ppce500_init_mpic_kvm(pmc, irqs, &err);
}
- if (machine_kernel_irqchip_required(machine) && !dev) {
+ if (kvm_kernel_irqchip_required() && !dev) {
error_reportf_err(err,
"kernel_irqchip requested but unavailable: ");
exit(1);
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
index b941608..8b66eb9 100644
--- a/hw/ppc/spapr_irq.c
+++ b/hw/ppc/spapr_irq.c
@@ -77,9 +77,9 @@ int spapr_irq_init_kvm(int (*fn)(SpaprInterruptController *, Error **),
MachineState *machine = MACHINE(qdev_get_machine());
Error *local_err = NULL;
- if (kvm_enabled() && machine_kernel_irqchip_allowed(machine)) {
+ if (kvm_enabled() && kvm_kernel_irqchip_allowed()) {
if (fn(intc, &local_err) < 0) {
- if (machine_kernel_irqchip_required(machine)) {
+ if (kvm_kernel_irqchip_required()) {
error_prepend(&local_err,
"kernel_irqchip requested but unavailable: ");
error_propagate(errp, local_err);
@@ -184,7 +184,7 @@ static int spapr_irq_check(SpaprMachineState *spapr, Error **errp)
*/
if (kvm_enabled() &&
spapr->irq == &spapr_irq_dual &&
- machine_kernel_irqchip_required(machine) &&
+ kvm_kernel_irqchip_required() &&
xics_kvm_has_broken_disconnect(spapr)) {
error_setg(errp, "KVM is too old to support ic-mode=dual,kernel-irqchip=on");
return -1;
@@ -276,12 +276,12 @@ void spapr_irq_init(SpaprMachineState *spapr, Error **errp)
MachineState *machine = MACHINE(spapr);
SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(spapr);
- if (machine_kernel_irqchip_split(machine)) {
+ if (kvm_enabled() && kvm_kernel_irqchip_split()) {
error_setg(errp, "kernel_irqchip split mode not supported on pseries");
return;
}
- if (!kvm_enabled() && machine_kernel_irqchip_required(machine)) {
+ if (!kvm_enabled() && kvm_kernel_irqchip_required()) {
error_setg(errp,
"kernel_irqchip requested but only available with KVM");
return;
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index 9d14328..46a9f18 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -514,10 +514,13 @@ void kvm_pc_gsi_handler(void *opaque, int n, int level);
void kvm_pc_setup_irq_routing(bool pci_enabled);
void kvm_init_irq_routing(KVMState *s);
+bool kvm_kernel_irqchip_allowed(void);
+bool kvm_kernel_irqchip_required(void);
+bool kvm_kernel_irqchip_split(void);
+
/**
* kvm_arch_irqchip_create:
* @KVMState: The KVMState pointer
- * @MachineState: The MachineState pointer
*
* Allow architectures to create an in-kernel irq chip themselves.
*
@@ -525,7 +528,7 @@ void kvm_init_irq_routing(KVMState *s);
* 0: irq chip was not created
* > 0: irq chip was created
*/
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s);
+int kvm_arch_irqchip_create(KVMState *s);
/**
* kvm_set_one_reg - set a register value in KVM via KVM_SET_ONE_REG ioctl
diff --git a/target/arm/kvm.c b/target/arm/kvm.c
index b473c63..d10383c 100644
--- a/target/arm/kvm.c
+++ b/target/arm/kvm.c
@@ -726,11 +726,11 @@ void kvm_arch_init_irq_routing(KVMState *s)
{
}
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s)
+int kvm_arch_irqchip_create(KVMState *s)
{
- if (machine_kernel_irqchip_split(ms)) {
- perror("-machine kernel_irqchip=split is not supported on ARM.");
- exit(1);
+ if (kvm_kernel_irqchip_split()) {
+ perror("-machine kernel_irqchip=split is not supported on ARM.");
+ exit(1);
}
/* If we can create the VGIC using the newer device control API, we
diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index 7dc05c6..72bb215 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -4473,10 +4473,10 @@ void kvm_arch_init_irq_routing(KVMState *s)
}
}
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s)
+int kvm_arch_irqchip_create(KVMState *s)
{
int ret;
- if (machine_kernel_irqchip_split(ms)) {
+ if (kvm_kernel_irqchip_split()) {
ret = kvm_vm_enable_cap(s, KVM_CAP_SPLIT_IRQCHIP, 0, 24);
if (ret) {
error_report("Could not enable split irqchip mode: %s",
diff --git a/target/mips/kvm.c b/target/mips/kvm.c
index 578bc14..de3e26e 100644
--- a/target/mips/kvm.c
+++ b/target/mips/kvm.c
@@ -57,7 +57,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
return 0;
}
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s)
+int kvm_arch_irqchip_create(KVMState *s)
{
return 0;
}
diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
index 7d2e896..02face1 100644
--- a/target/ppc/kvm.c
+++ b/target/ppc/kvm.c
@@ -152,7 +152,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
return 0;
}
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s)
+int kvm_arch_irqchip_create(KVMState *s)
{
return 0;
}
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index 0c9d14b..f3a742b 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -374,7 +374,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
return 0;
}
-int kvm_arch_irqchip_create(MachineState *ms, KVMState *s)
+int kvm_arch_irqchip_create(KVMState *s)
{
return 0;
}
--
1.8.3.1
next prev parent reply other threads:[~2019-11-13 14:52 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-13 14:38 [PATCH for-5.0 00/16] Complete the implementation of -accel Paolo Bonzini
2019-11-13 14:38 ` [PATCH 01/16] memory: do not look at current_machine->accel Paolo Bonzini
2019-11-14 8:56 ` Marc-André Lureau
2019-11-14 9:27 ` Paolo Bonzini
2019-11-14 9:31 ` Marc-André Lureau
2019-11-14 9:10 ` Thomas Huth
2019-11-14 9:35 ` Paolo Bonzini
2019-11-14 9:46 ` Thomas Huth
2019-11-14 10:21 ` Peter Maydell
2019-11-14 10:32 ` Paolo Bonzini
2019-11-14 10:40 ` Peter Maydell
2019-11-14 10:47 ` Paolo Bonzini
2019-11-13 14:38 ` [PATCH 02/16] vl: extract accelerator option processing to a separate function Paolo Bonzini
2019-11-14 7:55 ` Marc-André Lureau
2019-11-14 9:29 ` Paolo Bonzini
2019-11-18 10:58 ` Thomas Huth
2019-11-18 11:39 ` Paolo Bonzini
2019-11-13 14:38 ` [PATCH 03/16] vl: merge -accel processing into configure_accelerators Paolo Bonzini
2019-11-14 8:13 ` Marc-André Lureau
2019-11-18 11:27 ` Thomas Huth
2019-11-18 11:39 ` Paolo Bonzini
2019-11-18 15:12 ` Wainer dos Santos Moschetta
2019-11-13 14:38 ` [PATCH 04/16] vl: move icount configuration earlier Paolo Bonzini
2019-11-14 8:24 ` Marc-André Lureau
2019-11-18 11:53 ` Thomas Huth
2019-11-13 14:38 ` [PATCH 05/16] vl: introduce object_parse_property_opt Paolo Bonzini
2019-11-14 8:23 ` Marc-André Lureau
2019-11-14 9:46 ` Paolo Bonzini
2019-11-13 14:38 ` [PATCH 06/16] vl: configure accelerators from -accel options Paolo Bonzini
2019-11-18 17:59 ` Wainer dos Santos Moschetta
2019-11-13 14:38 ` [PATCH 07/16] vl: warn for unavailable accelerators, clarify messages Paolo Bonzini
2019-11-14 9:28 ` Marc-André Lureau
2019-11-13 14:38 ` [PATCH 08/16] qom: introduce object_register_sugar_prop Paolo Bonzini
2019-11-14 9:53 ` Marc-André Lureau
2019-11-14 10:03 ` Paolo Bonzini
2019-11-13 14:38 ` [PATCH 09/16] qom: add object_new_with_class Paolo Bonzini
2019-11-14 9:56 ` Marc-André Lureau
2019-11-13 14:38 ` [PATCH 10/16] accel: pass object to accel_init_machine Paolo Bonzini
2019-11-14 10:48 ` Marc-André Lureau
2019-11-13 14:39 ` [PATCH 11/16] tcg: convert "-accel threads" to a QOM property Paolo Bonzini
2019-11-14 11:08 ` Marc-André Lureau
2019-11-13 14:39 ` [PATCH 12/16] tcg: add "-accel tcg,tb-size" and deprecate "-tb-size" Paolo Bonzini
2019-11-19 10:44 ` Thomas Huth
2019-11-13 14:39 ` [PATCH 13/16] xen: convert "-machine igd-passthru" to an accelerator property Paolo Bonzini
2019-11-14 9:39 ` Paul Durrant
2019-11-14 9:47 ` Paolo Bonzini
2019-11-14 9:52 ` Paul Durrant
2019-11-19 11:02 ` Thomas Huth
2019-11-13 14:39 ` [PATCH 14/16] kvm: convert "-machine kvm_shadow_mem" " Paolo Bonzini
2019-11-19 11:33 ` Thomas Huth
2019-11-13 14:39 ` Paolo Bonzini [this message]
2019-11-19 11:56 ` [PATCH 15/16] kvm: introduce kvm_kernel_irqchip_* functions Thomas Huth
2019-11-19 12:13 ` Paolo Bonzini
2019-11-19 12:22 ` Thomas Huth
2019-11-13 14:39 ` [PATCH 16/16] kvm: convert "-machine kernel_irqchip" to an accelerator property Paolo Bonzini
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