From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
QEMU supports only one VM, so there is only one kvm_state per process,
and we gain nothing passing a reference to it around. Eliminate any need
to refer to it outside of kvm-all.c.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
CC: Alexander Graf <agraf@xxxxxxx>
---
cpu-defs.h | 2 -
kvm-all.c | 232 +++++++++++++++++++++----------------------------
kvm-stub.c | 2 +-
kvm.h | 15 +--
target-i386/cpuid.c | 9 +-
target-i386/kvm.c | 77 ++++++++--------
target-i386/kvm_x86.h | 3 +
target-ppc/kvm.c | 12 ++--
target-s390x/kvm.c | 8 +--
9 files changed, 160 insertions(+), 200 deletions(-)
diff --git a/cpu-defs.h b/cpu-defs.h
index eaed43e..ada6629 100644
--- a/cpu-defs.h
+++ b/cpu-defs.h
@@ -131,7 +131,6 @@ typedef struct icount_decr_u16 {
#endif
struct kvm_run;
-struct KVMState;
struct qemu_work_item;
typedef struct CPUBreakpoint {
@@ -208,7 +207,6 @@ typedef struct CPUWatchpoint {
struct QemuCond *halt_cond; \
struct qemu_work_item *queued_work_first, *queued_work_last; \
const char *cpu_model_str; \
- struct KVMState *kvm_state; \
struct kvm_run *kvm_run; \
int kvm_fd; \
int kvm_vcpu_dirty;
diff --git a/kvm-all.c b/kvm-all.c
index ef2ca3b..d8820c7 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -52,8 +52,7 @@ typedef struct KVMSlot
typedef struct kvm_dirty_log KVMDirtyLog;
-struct KVMState
-{
+static struct KVMState {
KVMSlot slots[32];
int fd;
int vmfd;
@@ -72,21 +71,19 @@ struct KVMState
int irqchip_in_kernel;
int pit_in_kernel;
int xsave, xcrs;
-};
-
-static KVMState *kvm_state;
+} kvm_state;
-static KVMSlot *kvm_alloc_slot(KVMState *s)
+static KVMSlot *kvm_alloc_slot(void)
{
int i;
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
/* KVM private memory slots */
if (i >= 8 && i < 12) {
continue;
}
- if (s->slots[i].memory_size == 0) {
- return &s->slots[i];
+ if (kvm_state.slots[i].memory_size == 0) {
+ return &kvm_state.slots[i];
}
}
@@ -94,14 +91,13 @@ static KVMSlot *kvm_alloc_slot(KVMState *s)
abort();
}
-static KVMSlot *kvm_lookup_matching_slot(KVMState *s,
- target_phys_addr_t start_addr,
+static KVMSlot *kvm_lookup_matching_slot(target_phys_addr_t start_addr,
target_phys_addr_t end_addr)
{
int i;
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
- KVMSlot *mem = &s->slots[i];
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
+ KVMSlot *mem = &kvm_state.slots[i];
if (start_addr == mem->start_addr &&
end_addr == mem->start_addr + mem->memory_size) {
@@ -115,15 +111,14 @@ static KVMSlot *kvm_lookup_matching_slot(KVMState *s,
/*
* Find overlapping slot with lowest start address
*/
-static KVMSlot *kvm_lookup_overlapping_slot(KVMState *s,
- target_phys_addr_t start_addr,
+static KVMSlot *kvm_lookup_overlapping_slot(target_phys_addr_t start_addr,
target_phys_addr_t end_addr)
{
KVMSlot *found = NULL;
int i;
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
- KVMSlot *mem = &s->slots[i];
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
+ KVMSlot *mem = &kvm_state.slots[i];
if (mem->memory_size == 0 ||
(found && found->start_addr < mem->start_addr)) {
@@ -139,13 +134,13 @@ static KVMSlot *kvm_lookup_overlapping_slot(KVMState *s,
return found;
}
-int kvm_physical_memory_addr_from_ram(KVMState *s, ram_addr_t ram_addr,
+int kvm_physical_memory_addr_from_ram(ram_addr_t ram_addr,
target_phys_addr_t *phys_addr)
{
int i;
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
- KVMSlot *mem = &s->slots[i];
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
+ KVMSlot *mem = &kvm_state.slots[i];
if (ram_addr >= mem->phys_offset &&
ram_addr < mem->phys_offset + mem->memory_size) {
@@ -157,7 +152,7 @@ int kvm_physical_memory_addr_from_ram(KVMState *s, ram_addr_t ram_addr,
return 0;
}
-static int kvm_set_user_memory_region(KVMState *s, KVMSlot *slot)
+static int kvm_set_user_memory_region(KVMSlot *slot)
{
struct kvm_userspace_memory_region mem;
@@ -166,10 +161,10 @@ static int kvm_set_user_memory_region(KVMState *s, KVMSlot *slot)
mem.memory_size = slot->memory_size;
mem.userspace_addr = (unsigned long)qemu_safe_ram_ptr(slot->phys_offset);
mem.flags = slot->flags;
- if (s->migration_log) {
+ if (kvm_state.migration_log) {
mem.flags |= KVM_MEM_LOG_DIRTY_PAGES;
}
- return kvm_vm_ioctl(s, KVM_SET_USER_MEMORY_REGION, &mem);
+ return kvm_vm_ioctl(KVM_SET_USER_MEMORY_REGION, &mem);
}
static void kvm_reset_vcpu(void *opaque)
@@ -181,33 +176,31 @@ static void kvm_reset_vcpu(void *opaque)
int kvm_irqchip_in_kernel(void)
{
- return kvm_state->irqchip_in_kernel;
+ return kvm_state.irqchip_in_kernel;
}
int kvm_pit_in_kernel(void)
{
- return kvm_state->pit_in_kernel;
+ return kvm_state.pit_in_kernel;
}
int kvm_init_vcpu(CPUState *env)
{
- KVMState *s = kvm_state;
long mmap_size;
int ret;
DPRINTF("kvm_init_vcpu\n");
- ret = kvm_vm_ioctl(s, KVM_CREATE_VCPU, env->cpu_index);
+ ret = kvm_vm_ioctl(KVM_CREATE_VCPU, env->cpu_index);
if (ret < 0) {
DPRINTF("kvm_create_vcpu failed\n");
goto err;
}
env->kvm_fd = ret;
- env->kvm_state = s;
- mmap_size = kvm_ioctl(s, KVM_GET_VCPU_MMAP_SIZE, 0);
+ mmap_size = kvm_ioctl(KVM_GET_VCPU_MMAP_SIZE, 0);
if (mmap_size < 0) {
DPRINTF("KVM_GET_VCPU_MMAP_SIZE failed\n");
goto err;
@@ -222,9 +215,9 @@ int kvm_init_vcpu(CPUState *env)
}
#ifdef KVM_CAP_COALESCED_MMIO
- if (s->coalesced_mmio && !s->coalesced_mmio_ring) {
- s->coalesced_mmio_ring =
- (void *)env->kvm_run + s->coalesced_mmio * PAGE_SIZE;
+ if (kvm_state.coalesced_mmio && !kvm_state.coalesced_mmio_ring) {
+ kvm_state.coalesced_mmio_ring =
+ (void *)env->kvm_run + kvm_state.coalesced_mmio * PAGE_SIZE;
}
#endif
@@ -243,8 +236,7 @@ err:
static int kvm_dirty_pages_log_change(target_phys_addr_t phys_addr,
ram_addr_t size, int flags, int mask)
{
- KVMState *s = kvm_state;
- KVMSlot *mem = kvm_lookup_matching_slot(s, phys_addr, phys_addr + size);
+ KVMSlot *mem = kvm_lookup_matching_slot(phys_addr, phys_addr + size);
int old_flags;
if (mem == NULL) {
@@ -260,14 +252,14 @@ static int kvm_dirty_pages_log_change(target_phys_addr_t phys_addr,
mem->flags = flags;
/* If nothing changed effectively, no need to issue ioctl */
- if (s->migration_log) {
+ if (kvm_state.migration_log) {
flags |= KVM_MEM_LOG_DIRTY_PAGES;
}
if (flags == old_flags) {
return 0;
}
- return kvm_set_user_memory_region(s, mem);
+ return kvm_set_user_memory_region(mem);
}
int kvm_log_start(target_phys_addr_t phys_addr, ram_addr_t size)
@@ -284,14 +276,13 @@ int kvm_log_stop(target_phys_addr_t phys_addr, ram_addr_t size)
static int kvm_set_migration_log(int enable)
{
- KVMState *s = kvm_state;
KVMSlot *mem;
int i, err;
- s->migration_log = enable;
+ kvm_state.migration_log = enable;
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
- mem = &s->slots[i];
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
+ mem = &kvm_state.slots[i];
if (!mem->memory_size) {
continue;
@@ -299,7 +290,7 @@ static int kvm_set_migration_log(int enable)
if (!!(mem->flags & KVM_MEM_LOG_DIRTY_PAGES) == enable) {
continue;
}
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
return err;
}
@@ -353,7 +344,6 @@ static int kvm_get_dirty_pages_log_range(unsigned long start_addr,
static int kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
target_phys_addr_t end_addr)
{
- KVMState *s = kvm_state;
unsigned long size, allocated_size = 0;
KVMDirtyLog d;
KVMSlot *mem;
@@ -361,7 +351,7 @@ static int kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
d.dirty_bitmap = NULL;
while (start_addr < end_addr) {
- mem = kvm_lookup_overlapping_slot(s, start_addr, end_addr);
+ mem = kvm_lookup_overlapping_slot(start_addr, end_addr);
if (mem == NULL) {
break;
}
@@ -377,7 +367,7 @@ static int kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
d.slot = mem->slot;
- if (kvm_vm_ioctl(s, KVM_GET_DIRTY_LOG, &d) == -1) {
+ if (kvm_vm_ioctl(KVM_GET_DIRTY_LOG, &d) == -1) {
DPRINTF("ioctl failed %d\n", errno);
ret = -1;
break;
@@ -395,16 +385,15 @@ static int kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
{
int ret = -ENOSYS;
-#ifdef KVM_CAP_COALESCED_MMIO
- KVMState *s = kvm_state;
- if (s->coalesced_mmio) {
+#ifdef KVM_CAP_COALESCED_MMIO
+ if (kvm_state.coalesced_mmio) {
struct kvm_coalesced_mmio_zone zone;
zone.addr = start;
zone.size = size;
- ret = kvm_vm_ioctl(s, KVM_REGISTER_COALESCED_MMIO, &zone);
+ ret = kvm_vm_ioctl(KVM_REGISTER_COALESCED_MMIO, &zone);
}
#endif
@@ -414,27 +403,26 @@ int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
{
int ret = -ENOSYS;
-#ifdef KVM_CAP_COALESCED_MMIO
- KVMState *s = kvm_state;
- if (s->coalesced_mmio) {
+#ifdef KVM_CAP_COALESCED_MMIO
+ if (kvm_state.coalesced_mmio) {
struct kvm_coalesced_mmio_zone zone;
zone.addr = start;
zone.size = size;
- ret = kvm_vm_ioctl(s, KVM_UNREGISTER_COALESCED_MMIO, &zone);
+ ret = kvm_vm_ioctl(KVM_UNREGISTER_COALESCED_MMIO, &zone);
}
#endif
return ret;
}
-int kvm_check_extension(KVMState *s, unsigned int extension)
+int kvm_check_extension(unsigned int extension)
{
int ret;
- ret = kvm_ioctl(s, KVM_CHECK_EXTENSION, extension);
+ ret = kvm_ioctl(KVM_CHECK_EXTENSION, extension);
if (ret < 0) {
ret = 0;
}
@@ -445,7 +433,6 @@ int kvm_check_extension(KVMState *s, unsigned int extension)
static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
ram_addr_t phys_offset)
{
- KVMState *s = kvm_state;
ram_addr_t flags = phys_offset & ~TARGET_PAGE_MASK;
KVMSlot *mem, old;
int err;
@@ -459,7 +446,7 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
phys_offset &= ~IO_MEM_ROM;
while (1) {
- mem = kvm_lookup_overlapping_slot(s, start_addr, start_addr + size);
+ mem = kvm_lookup_overlapping_slot(start_addr, start_addr + size);
if (!mem) {
break;
}
@@ -476,7 +463,7 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
/* unregister the overlapping slot */
mem->memory_size = 0;
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
fprintf(stderr, "%s: error unregistering overlapping slot: %s\n",
__func__, strerror(-err));
@@ -491,16 +478,16 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
* address as the first existing one. If not or if some overlapping
* slot comes around later, we will fail (not seen in practice so far)
* - and actually require a recent KVM version. */
- if (s->broken_set_mem_region &&
+ if (kvm_state.broken_set_mem_region &&
old.start_addr == start_addr && old.memory_size < size &&
flags < IO_MEM_UNASSIGNED) {
- mem = kvm_alloc_slot(s);
+ mem = kvm_alloc_slot();
mem->memory_size = old.memory_size;
mem->start_addr = old.start_addr;
mem->phys_offset = old.phys_offset;
mem->flags = 0;
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
fprintf(stderr, "%s: error updating slot: %s\n", __func__,
strerror(-err));
@@ -515,13 +502,13 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
/* register prefix slot */
if (old.start_addr < start_addr) {
- mem = kvm_alloc_slot(s);
+ mem = kvm_alloc_slot();
mem->memory_size = start_addr - old.start_addr;
mem->start_addr = old.start_addr;
mem->phys_offset = old.phys_offset;
mem->flags = 0;
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
fprintf(stderr, "%s: error registering prefix slot: %s\n",
__func__, strerror(-err));
@@ -533,14 +520,14 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
if (old.start_addr + old.memory_size > start_addr + size) {
ram_addr_t size_delta;
- mem = kvm_alloc_slot(s);
+ mem = kvm_alloc_slot();
mem->start_addr = start_addr + size;
size_delta = mem->start_addr - old.start_addr;
mem->memory_size = old.memory_size - size_delta;
mem->phys_offset = old.phys_offset + size_delta;
mem->flags = 0;
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
fprintf(stderr, "%s: error registering suffix slot: %s\n",
__func__, strerror(-err));
@@ -557,13 +544,13 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
if (flags >= IO_MEM_UNASSIGNED) {
return;
}
- mem = kvm_alloc_slot(s);
+ mem = kvm_alloc_slot();
mem->memory_size = size;
mem->start_addr = start_addr;
mem->phys_offset = phys_offset;
mem->flags = 0;
- err = kvm_set_user_memory_region(s, mem);
+ err = kvm_set_user_memory_region(mem);
if (err) {
fprintf(stderr, "%s: error registering slot: %s\n", __func__,
strerror(-err));
@@ -602,27 +589,24 @@ int kvm_init(int smp_cpus)
static const char upgrade_note[] =
"Please upgrade to at least kernel 2.6.29 or recent kvm-kmod\n"
"(see http://sourceforge.net/projects/kvm).\n";
- KVMState *s;
int ret;
int i;
- s = qemu_mallocz(sizeof(KVMState));
-
#ifdef KVM_CAP_SET_GUEST_DEBUG
- QTAILQ_INIT(&s->kvm_sw_breakpoints);
+ QTAILQ_INIT(&kvm_state.kvm_sw_breakpoints);
#endif
- for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
- s->slots[i].slot = i;
+ for (i = 0; i < ARRAY_SIZE(kvm_state.slots); i++) {
+ kvm_state.slots[i].slot = i;
}
- s->vmfd = -1;
- s->fd = qemu_open("/dev/kvm", O_RDWR);
- if (s->fd == -1) {
+ kvm_state.vmfd = -1;
+ kvm_state.fd = qemu_open("/dev/kvm", O_RDWR);
+ if (kvm_state.fd == -1) {
fprintf(stderr, "Could not access KVM kernel module: %m\n");
ret = -errno;
goto err;
}
- ret = kvm_ioctl(s, KVM_GET_API_VERSION, 0);
+ ret = kvm_ioctl(KVM_GET_API_VERSION, 0);
if (ret < KVM_API_VERSION) {
if (ret > 0) {
ret = -EINVAL;
@@ -637,8 +621,8 @@ int kvm_init(int smp_cpus)
goto err;
}
- s->vmfd = kvm_ioctl(s, KVM_CREATE_VM, 0);
- if (s->vmfd < 0) {
+ kvm_state.vmfd = kvm_ioctl(KVM_CREATE_VM, 0);
+ if (kvm_state.vmfd < 0) {
#ifdef TARGET_S390X
fprintf(stderr, "Please add the 'switch_amode' kernel parameter to "
"your host kernel command line\n");
@@ -651,7 +635,7 @@ int kvm_init(int smp_cpus)
* just use a user allocated buffer so we can use regular pages
* unmodified. Make sure we have a sufficiently modern version of KVM.
*/
- if (!kvm_check_extension(s, KVM_CAP_USER_MEMORY)) {
+ if (!kvm_check_extension(KVM_CAP_USER_MEMORY)) {
ret = -EINVAL;
fprintf(stderr, "kvm does not support KVM_CAP_USER_MEMORY\n%s",
upgrade_note);
@@ -661,7 +645,7 @@ int kvm_init(int smp_cpus)
/* There was a nasty bug in < kvm-80 that prevents memory slots from being
* destroyed properly. Since we rely on this capability, refuse to work
* with any kernel without this capability. */
- if (!kvm_check_extension(s, KVM_CAP_DESTROY_MEMORY_REGION_WORKS)) {
+ if (!kvm_check_extension(KVM_CAP_DESTROY_MEMORY_REGION_WORKS)) {
ret = -EINVAL;
fprintf(stderr,
@@ -670,66 +654,55 @@ int kvm_init(int smp_cpus)
goto err;
}
- s->coalesced_mmio = 0;
#ifdef KVM_CAP_COALESCED_MMIO
- s->coalesced_mmio = kvm_check_extension(s, KVM_CAP_COALESCED_MMIO);
- s->coalesced_mmio_ring = NULL;
+ kvm_state.coalesced_mmio = kvm_check_extension(KVM_CAP_COALESCED_MMIO);
#endif
- s->broken_set_mem_region = 1;
+ kvm_state.broken_set_mem_region = 1;
#ifdef KVM_CAP_JOIN_MEMORY_REGIONS_WORKS
- ret = kvm_check_extension(s, KVM_CAP_JOIN_MEMORY_REGIONS_WORKS);
+ ret = kvm_check_extension(KVM_CAP_JOIN_MEMORY_REGIONS_WORKS);
if (ret > 0) {
- s->broken_set_mem_region = 0;
+ kvm_state.broken_set_mem_region = 0;
}
#endif
- s->vcpu_events = 0;
#ifdef KVM_CAP_VCPU_EVENTS
- s->vcpu_events = kvm_check_extension(s, KVM_CAP_VCPU_EVENTS);
+ kvm_state.vcpu_events = kvm_check_extension(KVM_CAP_VCPU_EVENTS);
#endif
- s->robust_singlestep = 0;
#ifdef KVM_CAP_X86_ROBUST_SINGLESTEP
- s->robust_singlestep =
- kvm_check_extension(s, KVM_CAP_X86_ROBUST_SINGLESTEP);
+ kvm_state.robust_singlestep =
+ kvm_check_extension(KVM_CAP_X86_ROBUST_SINGLESTEP);
#endif
- s->debugregs = 0;
#ifdef KVM_CAP_DEBUGREGS
- s->debugregs = kvm_check_extension(s, KVM_CAP_DEBUGREGS);
+ kvm_state.debugregs = kvm_check_extension(KVM_CAP_DEBUGREGS);
#endif
- s->xsave = 0;
#ifdef KVM_CAP_XSAVE
- s->xsave = kvm_check_extension(s, KVM_CAP_XSAVE);
+ kvm_state.xsave = kvm_check_extension(KVM_CAP_XSAVE);
#endif
- s->xcrs = 0;
#ifdef KVM_CAP_XCRS
- s->xcrs = kvm_check_extension(s, KVM_CAP_XCRS);
+ kvm_state.xcrs = kvm_check_extension(KVM_CAP_XCRS);
#endif
- ret = kvm_arch_init(s, smp_cpus);
+ ret = kvm_arch_init(smp_cpus);
if (ret < 0) {
goto err;
}
- kvm_state = s;
cpu_register_phys_memory_client(&kvm_cpu_phys_memory_client);
return 0;
err:
- if (s) {
- if (s->vmfd != -1) {
- close(s->vmfd);
- }
- if (s->fd != -1) {
- close(s->fd);
- }
+ if (kvm_state.vmfd != -1) {
+ close(kvm_state.vmfd);
+ }
+ if (kvm_state.fd != -1) {
+ close(kvm_state.fd);
}
- qemu_free(s);
return ret;
}
@@ -777,7 +750,7 @@ static int kvm_handle_io(uint16_t port, void *data, int direction, int size,
static int kvm_handle_internal_error(CPUState *env, struct kvm_run *run)
{
fprintf(stderr, "KVM internal error.");
- if (kvm_check_extension(kvm_state, KVM_CAP_INTERNAL_ERROR_DATA)) {
+ if (kvm_check_extension(KVM_CAP_INTERNAL_ERROR_DATA)) {
int i;
fprintf(stderr, " Suberror: %d\n", run->internal.suberror);
@@ -805,9 +778,8 @@ static int kvm_handle_internal_error(CPUState *env, struct kvm_run *run)
void kvm_flush_coalesced_mmio_buffer(void)
{
#ifdef KVM_CAP_COALESCED_MMIO
- KVMState *s = kvm_state;
- if (s->coalesced_mmio_ring) {
- struct kvm_coalesced_mmio_ring *ring = s->coalesced_mmio_ring;
+ if (kvm_state.coalesced_mmio_ring) {
+ struct kvm_coalesced_mmio_ring *ring = kvm_state.coalesced_mmio_ring;
while (ring->first != ring->last) {
struct kvm_coalesced_mmio *ent;
@@ -963,7 +935,7 @@ void kvm_cpu_exec(CPUState *env)
}
}
-int kvm_ioctl(KVMState *s, int type, ...)
+int kvm_ioctl(int type, ...)
{
int ret;
void *arg;
@@ -973,14 +945,14 @@ int kvm_ioctl(KVMState *s, int type, ...)
arg = va_arg(ap, void *);
va_end(ap);
- ret = ioctl(s->fd, type, arg);
+ ret = ioctl(kvm_state.fd, type, arg);
if (ret == -1) {
ret = -errno;
}
return ret;
}
-int kvm_vm_ioctl(KVMState *s, int type, ...)
+int kvm_vm_ioctl(int type, ...)
{
int ret;
void *arg;
@@ -990,7 +962,7 @@ int kvm_vm_ioctl(KVMState *s, int type, ...)
arg = va_arg(ap, void *);
va_end(ap);
- ret = ioctl(s->vmfd, type, arg);
+ ret = ioctl(kvm_state.vmfd, type, arg);
if (ret == -1) {
ret = -errno;
}
@@ -1017,9 +989,7 @@ int kvm_vcpu_ioctl(CPUState *env, int type, ...)
int kvm_has_sync_mmu(void)
{
#ifdef KVM_CAP_SYNC_MMU
- KVMState *s = kvm_state;
-
- return kvm_check_extension(s, KVM_CAP_SYNC_MMU);
+ return kvm_check_extension(KVM_CAP_SYNC_MMU);
#else
return 0;
#endif
@@ -1027,27 +997,27 @@ int kvm_has_sync_mmu(void)
int kvm_has_vcpu_events(void)
{
- return kvm_state->vcpu_events;
+ return kvm_state.vcpu_events;
}
int kvm_has_robust_singlestep(void)
{
- return kvm_state->robust_singlestep;
+ return kvm_state.robust_singlestep;
}
int kvm_has_debugregs(void)
{
- return kvm_state->debugregs;
+ return kvm_state.debugregs;
}
int kvm_has_xsave(void)
{
- return kvm_state->xsave;
+ return kvm_state.xsave;
}
int kvm_has_xcrs(void)
{
- return kvm_state->xcrs;
+ return kvm_state.xcrs;
}
void kvm_setup_guest_memory(void *start, size_t size)
@@ -1070,7 +1040,7 @@ struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env,
{
struct kvm_sw_breakpoint *bp;
- QTAILQ_FOREACH(bp, &env->kvm_state->kvm_sw_breakpoints, entry) {
+ QTAILQ_FOREACH(bp, &kvm_state.kvm_sw_breakpoints, entry) {
if (bp->pc == pc) {
return bp;
}
@@ -1080,7 +1050,7 @@ struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env,
int kvm_sw_breakpoints_active(CPUState *env)
{
- return !QTAILQ_EMPTY(&env->kvm_state->kvm_sw_breakpoints);
+ return !QTAILQ_EMPTY(&kvm_state.kvm_sw_breakpoints);
}
struct kvm_set_guest_debug_data {
@@ -1140,8 +1110,7 @@ int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr,
return err;
}
- QTAILQ_INSERT_HEAD(¤t_env->kvm_state->kvm_sw_breakpoints,
- bp, entry);
+ QTAILQ_INSERT_HEAD(&kvm_state.kvm_sw_breakpoints, bp, entry);
} else {
err = kvm_arch_insert_hw_breakpoint(addr, len, type);
if (err) {
@@ -1181,7 +1150,7 @@ int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr,
return err;
}
- QTAILQ_REMOVE(¤t_env->kvm_state->kvm_sw_breakpoints, bp, entry);
+ QTAILQ_REMOVE(&kvm_state.kvm_sw_breakpoints, bp, entry);
qemu_free(bp);
} else {
err = kvm_arch_remove_hw_breakpoint(addr, len, type);
@@ -1202,10 +1171,9 @@ int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr,
void kvm_remove_all_breakpoints(CPUState *current_env)
{
struct kvm_sw_breakpoint *bp, *next;
- KVMState *s = current_env->kvm_state;
CPUState *env;
- QTAILQ_FOREACH_SAFE(bp, &s->kvm_sw_breakpoints, entry, next) {
+ QTAILQ_FOREACH_SAFE(bp, &kvm_state.kvm_sw_breakpoints, entry, next) {
if (kvm_arch_remove_sw_breakpoint(current_env, bp) != 0) {
/* Try harder to find a CPU that currently sees the breakpoint. */
for (env = first_cpu; env != NULL; env = env->next_cpu) {
@@ -1285,7 +1253,7 @@ int kvm_set_ioeventfd_mmio_long(int fd, uint32_t addr, uint32_t val, bool assign
iofd.flags |= KVM_IOEVENTFD_FLAG_DEASSIGN;
}
- ret = kvm_vm_ioctl(kvm_state, KVM_IOEVENTFD, &iofd);
+ ret = kvm_vm_ioctl(KVM_IOEVENTFD, &iofd);
if (ret < 0) {
return -errno;
@@ -1314,7 +1282,7 @@ int kvm_set_ioeventfd_pio_word(int fd, uint16_t addr, uint16_t val, bool assign)
if (!assign) {
kick.flags |= KVM_IOEVENTFD_FLAG_DEASSIGN;
}
- r = kvm_vm_ioctl(kvm_state, KVM_IOEVENTFD, &kick);
+ r = kvm_vm_ioctl(KVM_IOEVENTFD, &kick);
if (r < 0) {
return r;
}
diff --git a/kvm-stub.c b/kvm-stub.c
index 352c6a6..3a058ad 100644
--- a/kvm-stub.c
+++ b/kvm-stub.c
@@ -53,7 +53,7 @@ int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
return -ENOSYS;
}
-int kvm_check_extension(KVMState *s, unsigned int extension)
+int kvm_check_extension(unsigned int extension)
{
return 0;
}
diff --git a/kvm.h b/kvm.h
index 51ad56f..26ca8c1 100644
--- a/kvm.h
+++ b/kvm.h
@@ -74,12 +74,9 @@ int kvm_irqchip_in_kernel(void);
/* internal API */
-struct KVMState;
-typedef struct KVMState KVMState;
+int kvm_ioctl(int type, ...);
-int kvm_ioctl(KVMState *s, int type, ...);
-
-int kvm_vm_ioctl(KVMState *s, int type, ...);
+int kvm_vm_ioctl(int type, ...);
int kvm_vcpu_ioctl(CPUState *env, int type, ...);
@@ -104,7 +101,7 @@ int kvm_arch_get_registers(CPUState *env);
int kvm_arch_put_registers(CPUState *env, int level);
-int kvm_arch_init(KVMState *s, int smp_cpus);
+int kvm_arch_init(int smp_cpus);
int kvm_arch_init_vcpu(CPUState *env);
@@ -146,10 +143,8 @@ void kvm_arch_update_guest_debug(CPUState *env, struct kvm_guest_debug *dbg);
bool kvm_arch_stop_on_emulation_error(CPUState *env);
-int kvm_check_extension(KVMState *s, unsigned int extension);
+int kvm_check_extension(unsigned int extension);
-uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
- uint32_t index, int reg);
void kvm_cpu_synchronize_state(CPUState *env);
void kvm_cpu_synchronize_post_reset(CPUState *env);
void kvm_cpu_synchronize_post_init(CPUState *env);
@@ -179,7 +174,7 @@ static inline void cpu_synchronize_post_init(CPUState *env)
#if !defined(CONFIG_USER_ONLY)
-int kvm_physical_memory_addr_from_ram(KVMState *s, ram_addr_t ram_addr,
+int kvm_physical_memory_addr_from_ram(ram_addr_t ram_addr,
target_phys_addr_t *phys_addr);
#endif
diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c
index 5382a28..17ab619 100644
--- a/target-i386/cpuid.c
+++ b/target-i386/cpuid.c
@@ -23,6 +23,7 @@
#include "cpu.h"
#include "kvm.h"
+#include "kvm_x86.h"
#include "qemu-option.h"
#include "qemu-config.h"
@@ -1138,10 +1139,10 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
break;
}
if (kvm_enabled()) {
- *eax = kvm_arch_get_supported_cpuid(env, 0xd, count, R_EAX);
- *ebx = kvm_arch_get_supported_cpuid(env, 0xd, count, R_EBX);
- *ecx = kvm_arch_get_supported_cpuid(env, 0xd, count, R_ECX);
- *edx = kvm_arch_get_supported_cpuid(env, 0xd, count, R_EDX);
+ *eax = kvm_x86_get_supported_cpuid(0xd, count, R_EAX);
+ *ebx = kvm_x86_get_supported_cpuid(0xd, count, R_EBX);
+ *ecx = kvm_x86_get_supported_cpuid(0xd, count, R_ECX);
+ *edx = kvm_x86_get_supported_cpuid(0xd, count, R_EDX);
} else {
*eax = 0;
*ebx = 0;
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index ef8f6e6..26f459c 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -60,7 +60,7 @@ static int lm_capable_kernel;
#ifdef KVM_CAP_EXT_CPUID
-static struct kvm_cpuid2 *try_get_cpuid(KVMState *s, int max)
+static struct kvm_cpuid2 *try_get_cpuid(int max)
{
struct kvm_cpuid2 *cpuid;
int r, size;
@@ -68,7 +68,7 @@ static struct kvm_cpuid2 *try_get_cpuid(KVMState *s, int max)
size = sizeof(*cpuid) + max * sizeof(*cpuid->entries);
cpuid = (struct kvm_cpuid2 *)qemu_mallocz(size);
cpuid->nent = max;
- r = kvm_ioctl(s, KVM_GET_SUPPORTED_CPUID, cpuid);
+ r = kvm_ioctl(KVM_GET_SUPPORTED_CPUID, cpuid);
if (r == 0 && cpuid->nent >= max) {
r = -E2BIG;
}
@@ -85,20 +85,20 @@ static struct kvm_cpuid2 *try_get_cpuid(KVMState *s, int max)
return cpuid;
}
-uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
- uint32_t index, int reg)
+uint32_t kvm_x86_get_supported_cpuid(uint32_t function, uint32_t index,
+ int reg)
{
struct kvm_cpuid2 *cpuid;
int i, max;
uint32_t ret = 0;
uint32_t cpuid_1_edx;
- if (!kvm_check_extension(env->kvm_state, KVM_CAP_EXT_CPUID)) {
+ if (!kvm_check_extension(KVM_CAP_EXT_CPUID)) {
return -1U;
}
max = 1;
- while ((cpuid = try_get_cpuid(env->kvm_state, max)) == NULL) {
+ while ((cpuid = try_get_cpuid(max)) == NULL) {
max *= 2;
}
@@ -126,7 +126,7 @@ uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
/* On Intel, kvm returns cpuid according to the Intel spec,
* so add missing bits according to the AMD spec:
*/
- cpuid_1_edx = kvm_arch_get_supported_cpuid(env, 1, 0, R_EDX);
+ cpuid_1_edx = kvm_x86_get_supported_cpuid(1, 0, R_EDX);
ret |= cpuid_1_edx & 0x183f7ff;
break;
}
@@ -142,8 +142,8 @@ uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
#else
-uint32_t kvm_arch_get_supported_cpuid(CPUState *env, uint32_t function,
- uint32_t index, int reg)
+uint32_t kvm_x86_get_supported_cpuid(uint32_t function, uint32_t index,
+ int reg)
{
return -1U;
}
@@ -170,12 +170,12 @@ struct kvm_para_features {
{ -1, -1 }
};
-static int get_para_features(CPUState *env)
+static int get_para_features(void)
{
int i, features = 0;
for (i = 0; i < ARRAY_SIZE(para_features) - 1; i++) {
- if (kvm_check_extension(env->kvm_state, para_features[i].cap)) {
+ if (kvm_check_extension(para_features[i].cap)) {
features |= (1 << para_features[i].feature);
}
}
@@ -184,15 +184,14 @@ static int get_para_features(CPUState *env)
#endif
#ifdef KVM_CAP_MCE
-static int kvm_get_mce_cap_supported(KVMState *s, uint64_t *mce_cap,
- int *max_banks)
+static int kvm_get_mce_cap_supported(uint64_t *mce_cap, int *max_banks)
{
int r;
- r = kvm_check_extension(s, KVM_CAP_MCE);
+ r = kvm_check_extension(KVM_CAP_MCE);
if (r > 0) {
*max_banks = r;
- return kvm_ioctl(s, KVM_X86_GET_MCE_CAP_SUPPORTED, mce_cap);
+ return kvm_ioctl(KVM_X86_GET_MCE_CAP_SUPPORTED, mce_cap);
}
return -ENOSYS;
}
@@ -323,18 +322,18 @@ int kvm_arch_init_vcpu(CPUState *env)
uint32_t signature[3];
#endif
- env->cpuid_features &= kvm_arch_get_supported_cpuid(env, 1, 0, R_EDX);
+ env->cpuid_features &= kvm_x86_get_supported_cpuid(1, 0, R_EDX);
i = env->cpuid_ext_features & CPUID_EXT_HYPERVISOR;
- env->cpuid_ext_features &= kvm_arch_get_supported_cpuid(env, 1, 0, R_ECX);
+ env->cpuid_ext_features &= kvm_x86_get_supported_cpuid(1, 0, R_ECX);
env->cpuid_ext_features |= i;
- env->cpuid_ext2_features &= kvm_arch_get_supported_cpuid(env, 0x80000001,
- 0, R_EDX);
- env->cpuid_ext3_features &= kvm_arch_get_supported_cpuid(env, 0x80000001,
- 0, R_ECX);
- env->cpuid_svm_features &= kvm_arch_get_supported_cpuid(env, 0x8000000A,
- 0, R_EDX);
+ env->cpuid_ext2_features &= kvm_x86_get_supported_cpuid(0x80000001,
+ 0, R_EDX);
+ env->cpuid_ext3_features &= kvm_x86_get_supported_cpuid(0x80000001,
+ 0, R_ECX);
+ env->cpuid_svm_features &= kvm_x86_get_supported_cpuid(0x8000000A,
+ 0, R_EDX);
cpuid_i = 0;
@@ -353,7 +352,7 @@ int kvm_arch_init_vcpu(CPUState *env)
c = &cpuid_data.entries[cpuid_i++];
memset(c, 0, sizeof(*c));
c->function = KVM_CPUID_FEATURES;
- c->eax = env->cpuid_kvm_features & get_para_features(env);
+ c->eax = env->cpuid_kvm_features & get_para_features();
#endif
cpu_x86_cpuid(env, 0, 0, &limit, &unused, &unused, &unused);
@@ -423,11 +422,11 @@ int kvm_arch_init_vcpu(CPUState *env)
#ifdef KVM_CAP_MCE
if (((env->cpuid_version >> 8)&0xF) >= 6
&& (env->cpuid_features&(CPUID_MCE|CPUID_MCA)) == (CPUID_MCE|CPUID_MCA)
- && kvm_check_extension(env->kvm_state, KVM_CAP_MCE) > 0) {
+ && kvm_check_extension(KVM_CAP_MCE) > 0) {
uint64_t mcg_cap;
int banks;
- if (kvm_get_mce_cap_supported(env->kvm_state, &mcg_cap, &banks)) {
+ if (kvm_get_mce_cap_supported(&mcg_cap, &banks)) {
perror("kvm_get_mce_cap_supported FAILED");
} else {
if (banks > MCE_BANKS_DEF)
@@ -464,7 +463,7 @@ void kvm_arch_reset_vcpu(CPUState *env)
}
}
-static int kvm_get_supported_msrs(KVMState *s)
+static int kvm_get_supported_msrs(void)
{
static int kvm_supported_msrs;
int ret = 0;
@@ -478,7 +477,7 @@ static int kvm_get_supported_msrs(KVMState *s)
/* Obtain MSR list from KVM. These are the MSRs that we must
* save/restore */
msr_list.nmsrs = 0;
- ret = kvm_ioctl(s, KVM_GET_MSR_INDEX_LIST, &msr_list);
+ ret = kvm_ioctl(KVM_GET_MSR_INDEX_LIST, &msr_list);
if (ret < 0 && ret != -E2BIG) {
return ret;
}
@@ -489,7 +488,7 @@ static int kvm_get_supported_msrs(KVMState *s)
sizeof(msr_list.indices[0])));
kvm_msr_list->nmsrs = msr_list.nmsrs;
- ret = kvm_ioctl(s, KVM_GET_MSR_INDEX_LIST, kvm_msr_list);
+ ret = kvm_ioctl(KVM_GET_MSR_INDEX_LIST, kvm_msr_list);
if (ret >= 0) {
int i;
@@ -511,17 +510,17 @@ static int kvm_get_supported_msrs(KVMState *s)
return ret;
}
-static int kvm_init_identity_map_page(KVMState *s)
+static int kvm_init_identity_map_page(void)
{
#ifdef KVM_CAP_SET_IDENTITY_MAP_ADDR
int ret;
uint64_t addr = 0xfffbc000;
- if (!kvm_check_extension(s, KVM_CAP_SET_IDENTITY_MAP_ADDR)) {
+ if (!kvm_check_extension(KVM_CAP_SET_IDENTITY_MAP_ADDR)) {
return 0;
}
- ret = kvm_vm_ioctl(s, KVM_SET_IDENTITY_MAP_ADDR, &addr);
+ ret = kvm_vm_ioctl(KVM_SET_IDENTITY_MAP_ADDR, &addr);
if (ret < 0) {
fprintf(stderr, "kvm_set_identity_map_addr: %s\n", strerror(ret));
return ret;
@@ -530,12 +529,12 @@ static int kvm_init_identity_map_page(KVMState *s)
return 0;
}
-int kvm_arch_init(KVMState *s, int smp_cpus)
+int kvm_arch_init(int smp_cpus)
{
int ret;
struct utsname utsname;
- ret = kvm_get_supported_msrs(s);
+ ret = kvm_get_supported_msrs();
if (ret < 0) {
return ret;
}
@@ -549,7 +548,7 @@ int kvm_arch_init(KVMState *s, int smp_cpus)
* versions of KVM just assumed that it would be at the end of physical
* memory but that doesn't work with more than 4GB of memory. We simply
* refuse to work with those older versions of KVM. */
- ret = kvm_check_extension(s, KVM_CAP_SET_TSS_ADDR);
+ ret = kvm_check_extension(KVM_CAP_SET_TSS_ADDR);
if (ret <= 0) {
fprintf(stderr, "kvm does not support KVM_CAP_SET_TSS_ADDR\n");
return ret;
@@ -566,12 +565,12 @@ int kvm_arch_init(KVMState *s, int smp_cpus)
perror("e820_add_entry() table is full");
exit(1);
}
- ret = kvm_vm_ioctl(s, KVM_SET_TSS_ADDR, 0xfffbd000);
+ ret = kvm_vm_ioctl(KVM_SET_TSS_ADDR, 0xfffbd000);
if (ret < 0) {
return ret;
}
- return kvm_init_identity_map_page(s);
+ return kvm_init_identity_map_page();
}
static void set_v8086_seg(struct kvm_segment *lhs, const SegmentCache *rhs)
@@ -1864,7 +1863,7 @@ int kvm_on_sigbus_vcpu(CPUState *env, int code, void *addr)
|| code == BUS_MCEERR_AO)) {
vaddr = (void *)addr;
if (qemu_ram_addr_from_host(vaddr, &ram_addr) ||
- !kvm_physical_memory_addr_from_ram(env->kvm_state, ram_addr, &paddr)) {
+ !kvm_physical_memory_addr_from_ram(ram_addr, &paddr)) {
fprintf(stderr, "Hardware memory error for memory used by "
"QEMU itself instead of guest system!\n");
/* Hope we are lucky for AO MCE */
@@ -1913,7 +1912,7 @@ int kvm_on_sigbus(int code, void *addr)
/* Hope we are lucky for AO MCE */
vaddr = addr;
if (qemu_ram_addr_from_host(vaddr, &ram_addr) ||
- !kvm_physical_memory_addr_from_ram(first_cpu->kvm_state, ram_addr, &paddr)) {
+ !kvm_physical_memory_addr_from_ram(ram_addr, &paddr)) {
fprintf(stderr, "Hardware memory error for memory used by "
"QEMU itself instead of guest system!: %p\n", addr);
return 0;
diff --git a/target-i386/kvm_x86.h b/target-i386/kvm_x86.h
index 9d7b584..304d0cb 100644
--- a/target-i386/kvm_x86.h
+++ b/target-i386/kvm_x86.h
@@ -22,4 +22,7 @@ void kvm_inject_x86_mce(CPUState *cenv, int bank, uint64_t status,
uint64_t mcg_status, uint64_t addr, uint64_t misc,
int flag);
+uint32_t kvm_x86_get_supported_cpuid(uint32_t function, uint32_t index,
+ int reg);
+
#endif
diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index 849b404..56d30cc 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -56,13 +56,13 @@ static void kvm_kick_env(void *env)
qemu_cpu_kick(env);
}
-int kvm_arch_init(KVMState *s, int smp_cpus)
+int kvm_arch_init(int smp_cpus)
{
#ifdef KVM_CAP_PPC_UNSET_IRQ
- cap_interrupt_unset = kvm_check_extension(s, KVM_CAP_PPC_UNSET_IRQ);
+ cap_interrupt_unset = kvm_check_extension(KVM_CAP_PPC_UNSET_IRQ);
#endif
#ifdef KVM_CAP_PPC_IRQ_LEVEL
- cap_interrupt_level = kvm_check_extension(s, KVM_CAP_PPC_IRQ_LEVEL);
+ cap_interrupt_level = kvm_check_extension(KVM_CAP_PPC_IRQ_LEVEL);
#endif
if (!cap_interrupt_level) {
@@ -164,7 +164,7 @@ int kvm_arch_get_registers(CPUState *env)
env->gpr[i] = regs.gpr[i];
#ifdef KVM_CAP_PPC_SEGSTATE
- if (kvm_check_extension(env->kvm_state, KVM_CAP_PPC_SEGSTATE)) {
+ if (kvm_check_extension(KVM_CAP_PPC_SEGSTATE)) {
env->sdr1 = sregs.u.s.sdr1;
/* Sync SLB */
@@ -371,8 +371,8 @@ int kvmppc_get_hypercall(CPUState *env, uint8_t *buf, int buf_len)
#ifdef KVM_CAP_PPC_GET_PVINFO
struct kvm_ppc_pvinfo pvinfo;
- if (kvm_check_extension(env->kvm_state, KVM_CAP_PPC_GET_PVINFO) &&
- !kvm_vm_ioctl(env->kvm_state, KVM_PPC_GET_PVINFO, &pvinfo)) {
+ if (kvm_check_extension(KVM_CAP_PPC_GET_PVINFO) &&
+ !kvm_vm_ioctl(KVM_PPC_GET_PVINFO, &pvinfo)) {
memcpy(buf, pvinfo.hcall, buf_len);
return 0;
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index adf4a9e..927a37e 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -70,7 +70,7 @@
#define SCLP_CMDW_READ_SCP_INFO 0x00020001
#define SCLP_CMDW_READ_SCP_INFO_FORCED 0x00120001
-int kvm_arch_init(KVMState *s, int smp_cpus)
+int kvm_arch_init(int smp_cpus)
{
return 0;
}
@@ -186,10 +186,6 @@ static void kvm_s390_interrupt_internal(CPUState *env, int type, uint32_t parm,
struct kvm_s390_interrupt kvmint;
int r;
- if (!env->kvm_state) {
- return;
- }
-
env->halted = 0;
env->exception_index = -1;
@@ -198,7 +194,7 @@ static void kvm_s390_interrupt_internal(CPUState *env, int type, uint32_t parm,
kvmint.parm64 = parm64;
if (vm) {
- r = kvm_vm_ioctl(env->kvm_state, KVM_S390_INTERRUPT, &kvmint);
+ r = kvm_vm_ioctl(KVM_S390_INTERRUPT, &kvmint);
} else {
r = kvm_vcpu_ioctl(env, KVM_S390_INTERRUPT, &kvmint);
}
--
1.7.1
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