mirror of https://github.com/xemu-project/xemu.git
kvm: Fix coding style violations
No functional changes. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Jan Kiszka
Marcelo Tosatti
parent
b9bec74bcb
commit
a426e12217
139
kvm-all.c
139
kvm-all.c
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@ -88,10 +88,12 @@ static KVMSlot *kvm_alloc_slot(KVMState *s)
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for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
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/* KVM private memory slots */
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if (i >= 8 && i < 12)
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if (i >= 8 && i < 12) {
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continue;
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if (s->slots[i].memory_size == 0)
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}
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if (s->slots[i].memory_size == 0) {
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return &s->slots[i];
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}
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}
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fprintf(stderr, "%s: no free slot available\n", __func__);
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@ -226,9 +228,10 @@ int kvm_init_vcpu(CPUState *env)
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}
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#ifdef KVM_CAP_COALESCED_MMIO
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if (s->coalesced_mmio && !s->coalesced_mmio_ring)
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s->coalesced_mmio_ring = (void *) env->kvm_run +
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s->coalesced_mmio * PAGE_SIZE;
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if (s->coalesced_mmio && !s->coalesced_mmio_ring) {
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s->coalesced_mmio_ring =
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(void *)env->kvm_run + s->coalesced_mmio * PAGE_SIZE;
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}
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#endif
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ret = kvm_arch_init_vcpu(env);
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@ -275,16 +278,14 @@ static int kvm_dirty_pages_log_change(target_phys_addr_t phys_addr,
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int kvm_log_start(target_phys_addr_t phys_addr, ram_addr_t size)
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{
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return kvm_dirty_pages_log_change(phys_addr, size,
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KVM_MEM_LOG_DIRTY_PAGES,
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KVM_MEM_LOG_DIRTY_PAGES);
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return kvm_dirty_pages_log_change(phys_addr, size, KVM_MEM_LOG_DIRTY_PAGES,
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KVM_MEM_LOG_DIRTY_PAGES);
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}
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int kvm_log_stop(target_phys_addr_t phys_addr, ram_addr_t size)
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{
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return kvm_dirty_pages_log_change(phys_addr, size,
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0,
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KVM_MEM_LOG_DIRTY_PAGES);
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return kvm_dirty_pages_log_change(phys_addr, size, 0,
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KVM_MEM_LOG_DIRTY_PAGES);
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}
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static int kvm_set_migration_log(int enable)
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@ -356,7 +357,7 @@ static int kvm_get_dirty_pages_log_range(unsigned long start_addr,
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* @end_addr: end of logged region.
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*/
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static int kvm_physical_sync_dirty_bitmap(target_phys_addr_t start_addr,
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target_phys_addr_t end_addr)
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target_phys_addr_t end_addr)
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{
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KVMState *s = kvm_state;
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unsigned long size, allocated_size = 0;
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@ -480,9 +481,8 @@ static int kvm_check_many_ioeventfds(void)
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#endif
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}
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static void kvm_set_phys_mem(target_phys_addr_t start_addr,
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ram_addr_t size,
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ram_addr_t phys_offset)
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static void kvm_set_phys_mem(target_phys_addr_t start_addr, ram_addr_t size,
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ram_addr_t phys_offset)
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{
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KVMState *s = kvm_state;
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ram_addr_t flags = phys_offset & ~TARGET_PAGE_MASK;
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@ -589,13 +589,13 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr,
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}
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/* in case the KVM bug workaround already "consumed" the new slot */
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if (!size)
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if (!size) {
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return;
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}
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/* KVM does not need to know about this memory */
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if (flags >= IO_MEM_UNASSIGNED)
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if (flags >= IO_MEM_UNASSIGNED) {
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return;
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}
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mem = kvm_alloc_slot(s);
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mem->memory_size = size;
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mem->start_addr = start_addr;
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@ -611,30 +611,29 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr,
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}
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static void kvm_client_set_memory(struct CPUPhysMemoryClient *client,
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target_phys_addr_t start_addr,
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ram_addr_t size,
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ram_addr_t phys_offset)
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target_phys_addr_t start_addr,
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ram_addr_t size, ram_addr_t phys_offset)
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{
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kvm_set_phys_mem(start_addr, size, phys_offset);
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kvm_set_phys_mem(start_addr, size, phys_offset);
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}
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static int kvm_client_sync_dirty_bitmap(struct CPUPhysMemoryClient *client,
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target_phys_addr_t start_addr,
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target_phys_addr_t end_addr)
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target_phys_addr_t start_addr,
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target_phys_addr_t end_addr)
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{
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return kvm_physical_sync_dirty_bitmap(start_addr, end_addr);
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return kvm_physical_sync_dirty_bitmap(start_addr, end_addr);
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}
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static int kvm_client_migration_log(struct CPUPhysMemoryClient *client,
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int enable)
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int enable)
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{
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return kvm_set_migration_log(enable);
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return kvm_set_migration_log(enable);
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}
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static CPUPhysMemoryClient kvm_cpu_phys_memory_client = {
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.set_memory = kvm_client_set_memory,
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.sync_dirty_bitmap = kvm_client_sync_dirty_bitmap,
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.migration_log = kvm_client_migration_log,
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.set_memory = kvm_client_set_memory,
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.sync_dirty_bitmap = kvm_client_sync_dirty_bitmap,
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.migration_log = kvm_client_migration_log,
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};
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int kvm_init(int smp_cpus)
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@ -651,9 +650,9 @@ int kvm_init(int smp_cpus)
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#ifdef KVM_CAP_SET_GUEST_DEBUG
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QTAILQ_INIT(&s->kvm_sw_breakpoints);
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#endif
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for (i = 0; i < ARRAY_SIZE(s->slots); i++)
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for (i = 0; i < ARRAY_SIZE(s->slots); i++) {
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s->slots[i].slot = i;
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}
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s->vmfd = -1;
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s->fd = qemu_open("/dev/kvm", O_RDWR);
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if (s->fd == -1) {
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@ -664,8 +663,9 @@ int kvm_init(int smp_cpus)
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ret = kvm_ioctl(s, KVM_GET_API_VERSION, 0);
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if (ret < KVM_API_VERSION) {
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if (ret > 0)
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if (ret > 0) {
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ret = -EINVAL;
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}
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fprintf(stderr, "kvm version too old\n");
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goto err;
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}
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@ -750,8 +750,9 @@ int kvm_init(int smp_cpus)
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#endif
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ret = kvm_arch_init(s, smp_cpus);
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if (ret < 0)
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if (ret < 0) {
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goto err;
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}
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kvm_state = s;
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cpu_register_phys_memory_client(&kvm_cpu_phys_memory_client);
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@ -762,10 +763,12 @@ int kvm_init(int smp_cpus)
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err:
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if (s) {
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if (s->vmfd != -1)
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if (s->vmfd != -1) {
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close(s->vmfd);
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if (s->fd != -1)
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}
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if (s->fd != -1) {
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close(s->fd);
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}
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}
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qemu_free(s);
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@ -829,8 +832,9 @@ static void kvm_handle_internal_error(CPUState *env, struct kvm_run *run)
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cpu_dump_state(env, stderr, fprintf, 0);
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if (run->internal.suberror == KVM_INTERNAL_ERROR_EMULATION) {
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fprintf(stderr, "emulation failure\n");
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if (!kvm_arch_stop_on_emulation_error(env))
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return;
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if (!kvm_arch_stop_on_emulation_error(env)) {
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return;
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}
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}
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/* FIXME: Should trigger a qmp message to let management know
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* something went wrong.
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@ -870,8 +874,9 @@ static void do_kvm_cpu_synchronize_state(void *_env)
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void kvm_cpu_synchronize_state(CPUState *env)
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{
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if (!env->kvm_vcpu_dirty)
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if (!env->kvm_vcpu_dirty) {
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run_on_cpu(env, do_kvm_cpu_synchronize_state, env);
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}
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}
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void kvm_cpu_synchronize_post_reset(CPUState *env)
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@ -1011,9 +1016,9 @@ int kvm_ioctl(KVMState *s, int type, ...)
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va_end(ap);
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ret = ioctl(s->fd, type, arg);
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if (ret == -1)
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if (ret == -1) {
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ret = -errno;
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}
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return ret;
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}
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@ -1028,9 +1033,9 @@ int kvm_vm_ioctl(KVMState *s, int type, ...)
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va_end(ap);
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ret = ioctl(s->vmfd, type, arg);
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if (ret == -1)
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if (ret == -1) {
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ret = -errno;
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}
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return ret;
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}
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@ -1045,9 +1050,9 @@ int kvm_vcpu_ioctl(CPUState *env, int type, ...)
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va_end(ap);
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ret = ioctl(env->kvm_fd, type, arg);
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if (ret == -1)
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if (ret == -1) {
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ret = -errno;
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}
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return ret;
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}
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@ -1116,8 +1121,9 @@ struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env,
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struct kvm_sw_breakpoint *bp;
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QTAILQ_FOREACH(bp, &env->kvm_state->kvm_sw_breakpoints, entry) {
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if (bp->pc == pc)
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if (bp->pc == pc) {
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return bp;
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}
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}
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return NULL;
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}
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@ -1172,8 +1178,9 @@ int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr,
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}
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bp = qemu_malloc(sizeof(struct kvm_sw_breakpoint));
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if (!bp)
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if (!bp) {
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return -ENOMEM;
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}
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bp->pc = addr;
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bp->use_count = 1;
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@ -1187,14 +1194,16 @@ int kvm_insert_breakpoint(CPUState *current_env, target_ulong addr,
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bp, entry);
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} else {
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err = kvm_arch_insert_hw_breakpoint(addr, len, type);
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if (err)
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if (err) {
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return err;
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}
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}
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for (env = first_cpu; env != NULL; env = env->next_cpu) {
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err = kvm_update_guest_debug(env, 0);
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if (err)
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if (err) {
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return err;
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}
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}
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return 0;
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}
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@ -1208,8 +1217,9 @@ int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr,
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if (type == GDB_BREAKPOINT_SW) {
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bp = kvm_find_sw_breakpoint(current_env, addr);
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if (!bp)
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if (!bp) {
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return -ENOENT;
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}
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if (bp->use_count > 1) {
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bp->use_count--;
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@ -1217,21 +1227,24 @@ int kvm_remove_breakpoint(CPUState *current_env, target_ulong addr,
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}
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err = kvm_arch_remove_sw_breakpoint(current_env, bp);
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if (err)
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if (err) {
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return err;
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}
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QTAILQ_REMOVE(¤t_env->kvm_state->kvm_sw_breakpoints, bp, entry);
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qemu_free(bp);
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} else {
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err = kvm_arch_remove_hw_breakpoint(addr, len, type);
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if (err)
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if (err) {
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return err;
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}
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}
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for (env = first_cpu; env != NULL; env = env->next_cpu) {
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err = kvm_update_guest_debug(env, 0);
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if (err)
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if (err) {
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return err;
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}
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}
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return 0;
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}
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@ -1246,15 +1259,17 @@ void kvm_remove_all_breakpoints(CPUState *current_env)
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if (kvm_arch_remove_sw_breakpoint(current_env, bp) != 0) {
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/* Try harder to find a CPU that currently sees the breakpoint. */
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for (env = first_cpu; env != NULL; env = env->next_cpu) {
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if (kvm_arch_remove_sw_breakpoint(env, bp) == 0)
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if (kvm_arch_remove_sw_breakpoint(env, bp) == 0) {
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break;
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}
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}
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}
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}
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kvm_arch_remove_all_hw_breakpoints();
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for (env = first_cpu; env != NULL; env = env->next_cpu)
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for (env = first_cpu; env != NULL; env = env->next_cpu) {
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kvm_update_guest_debug(env, 0);
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}
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}
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#else /* !KVM_CAP_SET_GUEST_DEBUG */
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@ -1286,8 +1301,9 @@ int kvm_set_signal_mask(CPUState *env, const sigset_t *sigset)
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struct kvm_signal_mask *sigmask;
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int r;
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if (!sigset)
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if (!sigset) {
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return kvm_vcpu_ioctl(env, KVM_SET_SIGNAL_MASK, NULL);
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}
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sigmask = qemu_malloc(sizeof(*sigmask) + sizeof(*sigset));
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@ -1342,13 +1358,16 @@ int kvm_set_ioeventfd_pio_word(int fd, uint16_t addr, uint16_t val, bool assign)
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.fd = fd,
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};
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int r;
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if (!kvm_enabled())
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if (!kvm_enabled()) {
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return -ENOSYS;
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if (!assign)
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}
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if (!assign) {
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kick.flags |= KVM_IOEVENTFD_FLAG_DEASSIGN;
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}
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r = kvm_vm_ioctl(kvm_state, KVM_IOEVENTFD, &kick);
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if (r < 0)
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if (r < 0) {
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return r;
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}
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return 0;
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#else
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return -ENOSYS;
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