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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v9 11/11] x86/hvm: Remove save_one handler
Signed-off-by: Alexandru Isaila <aisaila@xxxxxxxxxxxxxxx>
---
xen/arch/x86/cpu/mcheck/vmce.c | 1 -
xen/arch/x86/hvm/hpet.c | 2 +-
xen/arch/x86/hvm/hvm.c | 5 +----
xen/arch/x86/hvm/i8254.c | 2 +-
xen/arch/x86/hvm/irq.c | 6 +++---
xen/arch/x86/hvm/mtrr.c | 2 +-
xen/arch/x86/hvm/pmtimer.c | 2 +-
xen/arch/x86/hvm/rtc.c | 2 +-
xen/arch/x86/hvm/save.c | 14 +++-----------
xen/arch/x86/hvm/vioapic.c | 2 +-
xen/arch/x86/hvm/viridian.c | 3 +--
xen/arch/x86/hvm/vlapic.c | 4 ++--
xen/arch/x86/hvm/vpic.c | 2 +-
xen/include/asm-x86/hvm/save.h | 11 ++++-------
14 files changed, 21 insertions(+), 37 deletions(-)
diff --git a/xen/arch/x86/cpu/mcheck/vmce.c b/xen/arch/x86/cpu/mcheck/vmce.c
index 098dbff..3c26dea 100644
--- a/xen/arch/x86/cpu/mcheck/vmce.c
+++ b/xen/arch/x86/cpu/mcheck/vmce.c
@@ -383,7 +383,6 @@ static int vmce_load_vcpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(VMCE_VCPU, vmce_save_vcpu_ctxt,
- NULL,
vmce_load_vcpu_ctxt, 1, HVMSR_PER_VCPU);
/*
diff --git a/xen/arch/x86/hvm/hpet.c b/xen/arch/x86/hvm/hpet.c
index 6e7f744..3ed6547 100644
--- a/xen/arch/x86/hvm/hpet.c
+++ b/xen/arch/x86/hvm/hpet.c
@@ -641,7 +641,7 @@ static int hpet_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(HPET, hpet_save, NULL, hpet_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(HPET, hpet_save, 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 749e4da..d502bc2 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -772,7 +772,6 @@ static int hvm_load_tsc_adjust(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(TSC_ADJUST, hvm_save_tsc_adjust,
- NULL,
hvm_load_tsc_adjust, 1, HVMSR_PER_VCPU);
static int hvm_save_cpu_ctxt(struct vcpu *v, hvm_domain_context_t *h)
@@ -1159,7 +1158,7 @@ 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, NULL,
+HVM_REGISTER_SAVE_RESTORE(CPU, hvm_save_cpu_ctxt,
hvm_load_cpu_ctxt,
1, HVMSR_PER_VCPU);
@@ -1478,7 +1477,6 @@ static int __init hvm_register_CPU_save_and_restore(void)
hvm_register_savevm(CPU_XSAVE_CODE,
"CPU_XSAVE",
hvm_save_cpu_xsave_states,
- NULL,
hvm_load_cpu_xsave_states,
HVM_CPU_XSAVE_SIZE(xfeature_mask) +
sizeof(struct hvm_save_descriptor),
@@ -1491,7 +1489,6 @@ static int __init hvm_register_CPU_save_and_restore(void)
hvm_register_savevm(CPU_MSR_CODE,
"CPU_MSR",
hvm_save_cpu_msrs,
- NULL,
hvm_load_cpu_msrs,
HVM_CPU_MSR_SIZE(msr_count_max) +
sizeof(struct hvm_save_descriptor),
diff --git a/xen/arch/x86/hvm/i8254.c b/xen/arch/x86/hvm/i8254.c
index d51463d..e0d2255 100644
--- a/xen/arch/x86/hvm/i8254.c
+++ b/xen/arch/x86/hvm/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, NULL, pit_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(PIT, pit_save, pit_load, 1, HVMSR_PER_DOM);
void pit_reset(struct domain *d)
{
diff --git a/xen/arch/x86/hvm/irq.c b/xen/arch/x86/hvm/irq.c
index a405e7f..b37275c 100644
--- a/xen/arch/x86/hvm/irq.c
+++ b/xen/arch/x86/hvm/irq.c
@@ -767,9 +767,9 @@ static int irq_load_link(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PCI_IRQ, irq_save_pci, NULL, irq_load_pci,
+HVM_REGISTER_SAVE_RESTORE(PCI_IRQ, irq_save_pci, irq_load_pci,
1, HVMSR_PER_DOM);
-HVM_REGISTER_SAVE_RESTORE(ISA_IRQ, irq_save_isa, NULL, irq_load_isa,
+HVM_REGISTER_SAVE_RESTORE(ISA_IRQ, irq_save_isa, irq_load_isa,
1, HVMSR_PER_DOM);
-HVM_REGISTER_SAVE_RESTORE(PCI_LINK, irq_save_link, NULL, irq_load_link,
+HVM_REGISTER_SAVE_RESTORE(PCI_LINK, irq_save_link, irq_load_link,
1, HVMSR_PER_DOM);
diff --git a/xen/arch/x86/hvm/mtrr.c b/xen/arch/x86/hvm/mtrr.c
index 5b612b7..37f9ff0 100644
--- a/xen/arch/x86/hvm/mtrr.c
+++ b/xen/arch/x86/hvm/mtrr.c
@@ -808,7 +808,7 @@ 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, NULL,
+HVM_REGISTER_SAVE_RESTORE(MTRR, hvm_save_mtrr_msr,
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 461d2df..d8dcbc2 100644
--- a/xen/arch/x86/hvm/pmtimer.c
+++ b/xen/arch/x86/hvm/pmtimer.c
@@ -310,7 +310,7 @@ static int acpi_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PMTIMER, acpi_save, NULL, acpi_load,
+HVM_REGISTER_SAVE_RESTORE(PMTIMER, acpi_save, 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 ea2fbd3..58b70fc 100644
--- a/xen/arch/x86/hvm/rtc.c
+++ b/xen/arch/x86/hvm/rtc.c
@@ -784,7 +784,7 @@ static int rtc_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(RTC, rtc_save, NULL, rtc_load, 1, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(RTC, rtc_save, 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 1230f0e..785a7fc 100644
--- a/xen/arch/x86/hvm/save.c
+++ b/xen/arch/x86/hvm/save.c
@@ -85,18 +85,16 @@ 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_one_handler save_one;
hvm_load_handler load;
const char *name;
size_t size;
int kind;
-} hvm_sr_handlers[HVM_SAVE_CODE_MAX + 1] = { {NULL, NULL, NULL, "<?>"}, };
+} hvm_sr_handlers[HVM_SAVE_CODE_MAX + 1] = { {NULL, NULL, "<?>"}, };
/* Init-time function to add entries to that list */
void __init hvm_register_savevm(uint16_t typecode,
const char *name,
hvm_save_handler save_state,
- hvm_save_one_handler save_one,
hvm_load_handler load_state,
size_t size, int kind)
{
@@ -104,7 +102,6 @@ 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;
@@ -170,13 +167,8 @@ int hvm_save_one(struct domain *d, unsigned int typecode,
unsigned int instance,
if ( is_single_instance )
{
- if ( hvm_sr_handlers[typecode].save_one != NULL )
- rv = hvm_sr_handlers[typecode].save_one(d->vcpu[instance],
- &ctxt);
- else
- rv = hvm_sr_handlers[typecode].save(d->vcpu[instance], &ctxt);
-
- if ( rv != 0 )
+ if ( (rv = hvm_sr_handlers[typecode].save(d->vcpu[instance],
+ &ctxt)) != 0 )
{
printk(XENLOG_G_ERR "HVM%d save: failed to save type %"PRIu16"
(%d)\n",
d->domain_id, typecode, rv);
diff --git a/xen/arch/x86/hvm/vioapic.c b/xen/arch/x86/hvm/vioapic.c
index cec4b1b..86d02cf 100644
--- a/xen/arch/x86/hvm/vioapic.c
+++ b/xen/arch/x86/hvm/vioapic.c
@@ -602,7 +602,7 @@ 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, NULL, ioapic_load, 1,
HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(IOAPIC, ioapic_save, 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 f5de4f1..ca1592c 100644
--- a/xen/arch/x86/hvm/viridian.c
+++ b/xen/arch/x86/hvm/viridian.c
@@ -1024,7 +1024,7 @@ 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, NULL,
+HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_DOMAIN, viridian_save_domain_ctxt,
viridian_load_domain_ctxt, 1, HVMSR_PER_DOM);
static int viridian_save_vcpu_ctxt(struct vcpu *v, hvm_domain_context_t *h)
@@ -1074,7 +1074,6 @@ static int viridian_load_vcpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
}
HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_VCPU, viridian_save_vcpu_ctxt,
- NULL,
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 20d2b3e..8dc33b5 100644
--- a/xen/arch/x86/hvm/vlapic.c
+++ b/xen/arch/x86/hvm/vlapic.c
@@ -1561,9 +1561,9 @@ static int lapic_load_regs(struct domain *d,
hvm_domain_context_t *h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(LAPIC, lapic_save_hidden, NULL, lapic_load_hidden,
+HVM_REGISTER_SAVE_RESTORE(LAPIC, lapic_save_hidden, lapic_load_hidden,
1, HVMSR_PER_VCPU);
-HVM_REGISTER_SAVE_RESTORE(LAPIC_REGS, lapic_save_regs, NULL, lapic_load_regs,
+HVM_REGISTER_SAVE_RESTORE(LAPIC_REGS, lapic_save_regs, 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 e03d8cf..bad5066 100644
--- a/xen/arch/x86/hvm/vpic.c
+++ b/xen/arch/x86/hvm/vpic.c
@@ -412,7 +412,7 @@ static int vpic_load(struct domain *d, hvm_domain_context_t
*h)
return 0;
}
-HVM_REGISTER_SAVE_RESTORE(PIC, vpic_save, NULL, vpic_load, 2, HVMSR_PER_DOM);
+HVM_REGISTER_SAVE_RESTORE(PIC, vpic_save, 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 8779e55..a6432df 100644
--- a/xen/include/asm-x86/hvm/save.h
+++ b/xen/include/asm-x86/hvm/save.h
@@ -95,15 +95,14 @@ static inline uint16_t hvm_load_instance(struct
hvm_domain_context *h)
* The save handler may save multiple instances of a type into the buffer;
* the load handler will be called once for each instance found when
* restoring. Both return non-zero on error. */
-typedef int (*hvm_save_handler) (struct vcpu *v,
- hvm_domain_context_t *h);
+
/* Return values are:
* 0 OK
* 1 ERROR
* CONTINUE return value to continue the for loop in the caller
*/
-typedef int (*hvm_save_one_handler)(struct vcpu *v,
- hvm_domain_context_t *h);
+typedef int (*hvm_save_handler) (struct vcpu *v,
+ hvm_domain_context_t *h);
typedef int (*hvm_load_handler) (struct domain *d,
hvm_domain_context_t *h);
@@ -112,7 +111,6 @@ 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_one_handler save_one,
hvm_load_handler load_state,
size_t size, int kind);
@@ -122,13 +120,12 @@ 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, _save_one, _load, _num, _k) \
+#define HVM_REGISTER_SAVE_RESTORE(_x, _save, _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)), \
--
2.7.4
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