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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v20 10/13] x86/hvm: Add handler for save_one funcs
Signed-off-by: Alexandru Isaila <aisaila@xxxxxxxxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
---
Changes since V14:
- Change handler name from hvm_save_one_handler to
hvm_save_vcpu_handler.
---
xen/arch/x86/cpu/mcheck/vmce.c | 1 +
xen/arch/x86/emul-i8254.c | 2 +-
xen/arch/x86/hvm/hpet.c | 2 +-
xen/arch/x86/hvm/hvm.c | 7 +++++--
xen/arch/x86/hvm/irq.c | 6 +++---
xen/arch/x86/hvm/mtrr.c | 4 ++--
xen/arch/x86/hvm/pmtimer.c | 2 +-
xen/arch/x86/hvm/rtc.c | 2 +-
xen/arch/x86/hvm/save.c | 3 +++
xen/arch/x86/hvm/vioapic.c | 2 +-
xen/arch/x86/hvm/viridian.c | 3 ++-
xen/arch/x86/hvm/vlapic.c | 8 ++++----
xen/arch/x86/hvm/vpic.c | 2 +-
xen/include/asm-x86/hvm/save.h | 6 +++++-
14 files changed, 31 insertions(+), 19 deletions(-)
diff --git a/xen/arch/x86/cpu/mcheck/vmce.c b/xen/arch/x86/cpu/mcheck/vmce.c
index c2b2b6623c..71afc06f9a 100644
--- a/xen/arch/x86/cpu/mcheck/vmce.c
+++ b/xen/arch/x86/cpu/mcheck/vmce.c
@@ -397,6 +397,7 @@ static int vmce_load_vcpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(VMCE_VCPU, vmce_save_vcpu_ctxt,
+ vmce_save_vcpu_ctxt_one,
vmce_load_vcpu_ctxt, 1, HVMSR_PER_VCPU);
#endif
diff --git a/xen/arch/x86/emul-i8254.c b/xen/arch/x86/emul-i8254.c
index 7f1ded2623..a85dfcccbc 100644
--- a/xen/arch/x86/emul-i8254.c
+++ b/xen/arch/x86/emul-i8254.c
@@ -438,7 +438,7 @@ static int pit_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PIT, pit_save, pit_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(PIT, pit_save, NULL, pit_load, 1, HVMSR_PER_DOM);
#endif
void pit_reset(struct domain *d)
diff --git a/xen/arch/x86/hvm/hpet.c b/xen/arch/x86/hvm/hpet.c
index cbd1efbc9f..4d8f6da2d9 100644
--- a/xen/arch/x86/hvm/hpet.c
+++ b/xen/arch/x86/hvm/hpet.c
@@ -695,7 +695,7 @@ static int hpet_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(HPET, hpet_save, hpet_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(HPET, hpet_save, NULL, hpet_load, 1, HVMSR_PER_DOM);
static void hpet_set(HPETState *h)
{
diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
index 1669957f1c..58c03bed15 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -776,6 +776,7 @@ static int hvm_load_tsc_adjust(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(TSC_ADJUST, hvm_save_tsc_adjust,
+ hvm_save_tsc_adjust_one,
hvm_load_tsc_adjust, 1, HVMSR_PER_VCPU);
static int hvm_save_cpu_ctxt_one(struct vcpu *v, hvm_domain_context_t *h)
@@ -1156,8 +1157,8 @@ static int hvm_load_cpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(CPU, hvm_save_cpu_ctxt, hvm_load_cpu_ctxt,
- 1, HVMSR_PER_VCPU);
+HVM_REGISTER_SAVE_RESTORE(CPU, hvm_save_cpu_ctxt, hvm_save_cpu_ctxt_one,
+ hvm_load_cpu_ctxt, 1, HVMSR_PER_VCPU);
#define HVM_CPU_XSAVE_SIZE(xcr0) (offsetof(struct hvm_hw_cpu_xsave, \
save_area) + \
@@ -1508,6 +1509,7 @@ static int __init hvm_register_CPU_save_and_restore(void)
hvm_register_savevm(CPU_XSAVE_CODE,
"CPU_XSAVE",
hvm_save_cpu_xsave_states,
+ hvm_save_cpu_xsave_states_one,
hvm_load_cpu_xsave_states,
HVM_CPU_XSAVE_SIZE(xfeature_mask) +
sizeof(struct hvm_save_descriptor),
@@ -1520,6 +1522,7 @@ static int __init hvm_register_CPU_save_and_restore(void)
hvm_register_savevm(CPU_MSR_CODE,
"CPU_MSR",
hvm_save_cpu_msrs,
+ hvm_save_cpu_msrs_one,
hvm_load_cpu_msrs,
HVM_CPU_MSR_SIZE(msr_count_max) +
sizeof(struct hvm_save_descriptor),
diff --git a/xen/arch/x86/hvm/irq.c b/xen/arch/x86/hvm/irq.c
index fe2c2fa06c..9502bae645 100644
--- a/xen/arch/x86/hvm/irq.c
+++ b/xen/arch/x86/hvm/irq.c
@@ -773,9 +773,9 @@ static int irq_load_link(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PCI_IRQ, irq_save_pci, irq_load_pci,
+HVM_REGISTER_SAVE_RESTORE(PCI_IRQ, irq_save_pci, NULL, irq_load_pci,
1, HVMSR_PER_DOM);
-HVM_REGISTER_SAVE_RESTORE(ISA_IRQ, irq_save_isa, irq_load_isa,
+HVM_REGISTER_SAVE_RESTORE(ISA_IRQ, irq_save_isa, NULL, irq_load_isa,
1, HVMSR_PER_DOM);
-HVM_REGISTER_SAVE_RESTORE(PCI_LINK, irq_save_link, irq_load_link,
+HVM_REGISTER_SAVE_RESTORE(PCI_LINK, irq_save_link, NULL, irq_load_link,
1, HVMSR_PER_DOM);
diff --git a/xen/arch/x86/hvm/mtrr.c b/xen/arch/x86/hvm/mtrr.c
index f3dd972b4a..2ddf5074cb 100644
--- a/xen/arch/x86/hvm/mtrr.c
+++ b/xen/arch/x86/hvm/mtrr.c
@@ -794,8 +794,8 @@ static int hvm_load_mtrr_msr(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(MTRR, hvm_save_mtrr_msr, hvm_load_mtrr_msr,
- 1, HVMSR_PER_VCPU);
+HVM_REGISTER_SAVE_RESTORE(MTRR, hvm_save_mtrr_msr, hvm_save_mtrr_msr_one,
+ hvm_load_mtrr_msr, 1, HVMSR_PER_VCPU);
void memory_type_changed(struct domain *d)
{
diff --git a/xen/arch/x86/hvm/pmtimer.c b/xen/arch/x86/hvm/pmtimer.c
index 8542a32d36..bd2fd35308 100644
--- a/xen/arch/x86/hvm/pmtimer.c
+++ b/xen/arch/x86/hvm/pmtimer.c
@@ -309,7 +309,7 @@ static int acpi_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PMTIMER, acpi_save, acpi_load,
+HVM_REGISTER_SAVE_RESTORE(PMTIMER, acpi_save, NULL, acpi_load,
1, HVMSR_PER_DOM);
int pmtimer_change_ioport(struct domain *d, unsigned int version)
diff --git a/xen/arch/x86/hvm/rtc.c b/xen/arch/x86/hvm/rtc.c
index 1828587afd..eb67ce01a2 100644
--- a/xen/arch/x86/hvm/rtc.c
+++ b/xen/arch/x86/hvm/rtc.c
@@ -783,7 +783,7 @@ static int rtc_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(RTC, rtc_save, rtc_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(RTC, rtc_save, NULL, rtc_load, 1, HVMSR_PER_DOM);
void rtc_reset(struct domain *d)
{
diff --git a/xen/arch/x86/hvm/save.c b/xen/arch/x86/hvm/save.c
index 0ace160c92..870042b27f 100644
--- a/xen/arch/x86/hvm/save.c
+++ b/xen/arch/x86/hvm/save.c
@@ -85,6 +85,7 @@ int arch_hvm_load(struct domain *d, struct hvm_save_header
*hdr)
/* List of handlers for various HVM save and restore types */
static struct {
hvm_save_handler save;
+ hvm_save_vcpu_handler save_one;
hvm_load_handler load;
const char *name;
size_t size;
@@ -95,6 +96,7 @@ static struct {
void __init hvm_register_savevm(uint16_t typecode,
const char *name,
hvm_save_handler save_state,
+ hvm_save_vcpu_handler save_one,
hvm_load_handler load_state,
size_t size, int kind)
{
@@ -102,6 +104,7 @@ void __init hvm_register_savevm(uint16_t typecode,
ASSERT(hvm_sr_handlers[typecode].save == NULL);
ASSERT(hvm_sr_handlers[typecode].load == NULL);
hvm_sr_handlers[typecode].save = save_state;
+ hvm_sr_handlers[typecode].save_one = save_one;
hvm_sr_handlers[typecode].load = load_state;
hvm_sr_handlers[typecode].name = name;
hvm_sr_handlers[typecode].size = size;
diff --git a/xen/arch/x86/hvm/vioapic.c b/xen/arch/x86/hvm/vioapic.c
index 96754246ad..b2cffe14d6 100644
--- a/xen/arch/x86/hvm/vioapic.c
+++ b/xen/arch/x86/hvm/vioapic.c
@@ -601,7 +601,7 @@ static int ioapic_load(struct domain *d,
hvm_domain_context_t *h)
return hvm_load_entry(IOAPIC, h, &s->domU);
}
-HVM_REGISTER_SAVE_RESTORE(IOAPIC, ioapic_save, ioapic_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(IOAPIC, ioapic_save, NULL, ioapic_load, 1,
HVMSR_PER_DOM);
void vioapic_reset(struct domain *d)
{
diff --git a/xen/arch/x86/hvm/viridian.c b/xen/arch/x86/hvm/viridian.c
index 2df0127a46..3859333645 100644
--- a/xen/arch/x86/hvm/viridian.c
+++ b/xen/arch/x86/hvm/viridian.c
@@ -1027,7 +1027,7 @@ static int viridian_load_domain_ctxt(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_DOMAIN, viridian_save_domain_ctxt,
+HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_DOMAIN, viridian_save_domain_ctxt, NULL,
viridian_load_domain_ctxt, 1, HVMSR_PER_DOM);
static int viridian_save_vcpu_ctxt_one(struct vcpu *v, hvm_domain_context_t *h)
@@ -1088,6 +1088,7 @@ static int viridian_load_vcpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_VCPU, viridian_save_vcpu_ctxt,
+ viridian_save_vcpu_ctxt_one,
viridian_load_vcpu_ctxt, 1, HVMSR_PER_VCPU);
static int __init parse_viridian_version(const char *arg)
diff --git a/xen/arch/x86/hvm/vlapic.c b/xen/arch/x86/hvm/vlapic.c
index 8b2955365f..ee2c66ef9c 100644
--- a/xen/arch/x86/hvm/vlapic.c
+++ b/xen/arch/x86/hvm/vlapic.c
@@ -1546,10 +1546,10 @@ static int lapic_load_regs(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(LAPIC, lapic_save_hidden, lapic_load_hidden,
- 1, HVMSR_PER_VCPU);
-HVM_REGISTER_SAVE_RESTORE(LAPIC_REGS, lapic_save_regs, lapic_load_regs,
- 1, HVMSR_PER_VCPU);
+HVM_REGISTER_SAVE_RESTORE(LAPIC, lapic_save_hidden, lapic_save_hidden_one,
+ lapic_load_hidden, 1, HVMSR_PER_VCPU);
+HVM_REGISTER_SAVE_RESTORE(LAPIC_REGS, lapic_save_regs, lapic_save_regs_one,
+ lapic_load_regs, 1, HVMSR_PER_VCPU);
int vlapic_init(struct vcpu *v)
{
diff --git a/xen/arch/x86/hvm/vpic.c b/xen/arch/x86/hvm/vpic.c
index 82bed20cdd..57eeae5c4d 100644
--- a/xen/arch/x86/hvm/vpic.c
+++ b/xen/arch/x86/hvm/vpic.c
@@ -411,7 +411,7 @@ static int vpic_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PIC, vpic_save, vpic_load, 2, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(PIC, vpic_save, NULL, vpic_load, 2, HVMSR_PER_DOM);
void vpic_reset(struct domain *d)
{
diff --git a/xen/include/asm-x86/hvm/save.h b/xen/include/asm-x86/hvm/save.h
index 5a3b347e0d..0dca46d770 100644
--- a/xen/include/asm-x86/hvm/save.h
+++ b/xen/include/asm-x86/hvm/save.h
@@ -97,6 +97,8 @@ static inline unsigned int hvm_load_instance(const struct
hvm_domain_context *h)
* restoring. Both return non-zero on error. */
typedef int (*hvm_save_handler) (struct domain *d,
hvm_domain_context_t *h);
+typedef int (*hvm_save_vcpu_handler)(struct vcpu *v,
+ hvm_domain_context_t *h);
typedef int (*hvm_load_handler) (struct domain *d,
hvm_domain_context_t *h);
@@ -105,6 +107,7 @@ typedef int (*hvm_load_handler) (struct domain *d,
void hvm_register_savevm(uint16_t typecode,
const char *name,
hvm_save_handler save_state,
+ hvm_save_vcpu_handler save_one,
hvm_load_handler load_state,
size_t size, int kind);
@@ -114,12 +117,13 @@ void hvm_register_savevm(uint16_t typecode,
/* Syntactic sugar around that function: specify the max number of
* saves, and this calculates the size of buffer needed */
-#define HVM_REGISTER_SAVE_RESTORE(_x, _save, _load, _num, _k) \
+#define HVM_REGISTER_SAVE_RESTORE(_x, _save, _save_one, _load, _num, _k) \
static int __init __hvm_register_##_x##_save_and_restore(void) \
{ \
hvm_register_savevm(HVM_SAVE_CODE(_x), \
#_x, \
&_save, \
+ _save_one, \
&_load, \
(_num) * (HVM_SAVE_LENGTH(_x) \
+ sizeof (struct hvm_save_descriptor)), \
--
2.17.1
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