[PATCH 040/128] KVM: selftests: Rename 'struct vcpu' to 'struct kvm_vcpu'

From: Sean Christopherson
Date: Wed May 04 2022 - 18:53:24 EST


Rename 'struct vcpu' to 'struct kvm_vcpu' to align with 'struct kvm_vm'
in the selftest, and to give readers a hint that the struct is specific
to KVM.

Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
.../selftests/kvm/include/kvm_util_base.h | 11 +++---
tools/testing/selftests/kvm/lib/kvm_util.c | 36 +++++++++----------
.../selftests/kvm/lib/s390x/processor.c | 2 +-
.../selftests/kvm/lib/x86_64/processor.c | 6 ++--
4 files changed, 27 insertions(+), 28 deletions(-)

diff --git a/tools/testing/selftests/kvm/include/kvm_util_base.h b/tools/testing/selftests/kvm/include/kvm_util_base.h
index 96e08c9be013..ca65771388e7 100644
--- a/tools/testing/selftests/kvm/include/kvm_util_base.h
+++ b/tools/testing/selftests/kvm/include/kvm_util_base.h
@@ -16,6 +16,7 @@
#include <linux/kvm.h>
#include "linux/rbtree.h"

+
#include <sys/ioctl.h>

#include "sparsebit.h"
@@ -43,7 +44,7 @@ struct userspace_mem_region {
struct hlist_node slot_node;
};

-struct vcpu {
+struct kvm_vcpu {
struct list_head list;
uint32_t id;
int fd;
@@ -92,7 +93,7 @@ struct kvm_vm {
continue; \
else

-struct vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpuid);
+struct kvm_vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpuid);

/*
* Virtual Translation Tables Dump
@@ -643,17 +644,17 @@ struct kvm_vm *vm_create_with_vcpus(enum vm_guest_mode mode, uint32_t nr_vcpus,
* Create a VM with a single vCPU with reasonable defaults and @extra_mem_pages
* additional pages of guest memory. Returns the VM and vCPU (via out param).
*/
-struct kvm_vm *__vm_create_with_one_vcpu(struct vcpu **vcpu,
+struct kvm_vm *__vm_create_with_one_vcpu(struct kvm_vcpu **vcpu,
uint64_t extra_mem_pages,
void *guest_code);

-static inline struct kvm_vm *vm_create_with_one_vcpu(struct vcpu **vcpu,
+static inline struct kvm_vm *vm_create_with_one_vcpu(struct kvm_vcpu **vcpu,
void *guest_code)
{
return __vm_create_with_one_vcpu(vcpu, 0, guest_code);
}

-struct vcpu *vm_recreate_with_one_vcpu(struct kvm_vm *vm);
+struct kvm_vcpu *vm_recreate_with_one_vcpu(struct kvm_vm *vm);

/*
* Adds a vCPU with reasonable defaults (e.g. a stack)
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index d31ac35a86f3..911869b350ea 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -353,7 +353,7 @@ struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_pages,
(uint32_t []){ vcpuid });
}

-struct kvm_vm *__vm_create_with_one_vcpu(struct vcpu **vcpu,
+struct kvm_vm *__vm_create_with_one_vcpu(struct kvm_vcpu **vcpu,
uint64_t extra_mem_pages,
void *guest_code)
{
@@ -397,7 +397,7 @@ void kvm_vm_restart(struct kvm_vm *vmp)
}
}

-struct vcpu *vm_recreate_with_one_vcpu(struct kvm_vm *vm)
+struct kvm_vcpu *vm_recreate_with_one_vcpu(struct kvm_vm *vm)
{
kvm_vm_restart(vm);

@@ -476,23 +476,23 @@ kvm_userspace_memory_region_find(struct kvm_vm *vm, uint64_t start,
return &region->region;
}

-static struct vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpuid)
+static struct kvm_vcpu *vcpu_find(struct kvm_vm *vm, uint32_t vcpu_id)
{
- struct vcpu *vcpu;
+ struct kvm_vcpu *vcpu;

list_for_each_entry(vcpu, &vm->vcpus, list) {
- if (vcpu->id == vcpuid)
+ if (vcpu->id == vcpu_id)
return vcpu;
}

return NULL;
}

-struct vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpuid)
+struct kvm_vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpu_id)
{
- struct vcpu *vcpu = vcpu_find(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_find(vm, vcpu_id);

- TEST_ASSERT(vcpu, "vCPU %d does not exist", vcpuid);
+ TEST_ASSERT(vcpu, "vCPU %d does not exist", vcpu_id);
return vcpu;
}

@@ -508,7 +508,7 @@ struct vcpu *vcpu_get(struct kvm_vm *vm, uint32_t vcpuid)
*
* Removes a vCPU from a VM and frees its resources.
*/
-static void vm_vcpu_rm(struct kvm_vm *vm, struct vcpu *vcpu)
+static void vm_vcpu_rm(struct kvm_vm *vm, struct kvm_vcpu *vcpu)
{
int ret;

@@ -530,7 +530,7 @@ static void vm_vcpu_rm(struct kvm_vm *vm, struct vcpu *vcpu)

void kvm_vm_release(struct kvm_vm *vmp)
{
- struct vcpu *vcpu, *tmp;
+ struct kvm_vcpu *vcpu, *tmp;
int ret;

list_for_each_entry_safe(vcpu, tmp, &vmp->vcpus, list)
@@ -1082,7 +1082,7 @@ static int vcpu_mmap_sz(void)
*/
void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid)
{
- struct vcpu *vcpu;
+ struct kvm_vcpu *vcpu;

/* Confirm a vcpu with the specified id doesn't already exist. */
TEST_ASSERT(!vcpu_find(vm, vcpuid), "vCPU%d already exists\n", vcpuid);
@@ -1456,7 +1456,7 @@ void vm_create_irqchip(struct kvm_vm *vm)
*/
struct kvm_run *vcpu_state(struct kvm_vm *vm, uint32_t vcpuid)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);

return vcpu->run;
}
@@ -1497,7 +1497,7 @@ int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid)

void vcpu_run_complete_io(struct kvm_vm *vm, uint32_t vcpuid)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);
int ret;

vcpu->run->immediate_exit = 1;
@@ -1541,7 +1541,7 @@ struct kvm_reg_list *vcpu_get_reg_list(struct kvm_vm *vm, uint32_t vcpuid)
int __vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid,
unsigned long cmd, void *arg)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);

return ioctl(vcpu->fd, cmd, arg);
}
@@ -1556,7 +1556,7 @@ void _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long cmd,

void *vcpu_map_dirty_ring(struct kvm_vm *vm, uint32_t vcpuid)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);
uint32_t size = vm->dirty_ring_size;

TEST_ASSERT(size > 0, "Should enable dirty ring first");
@@ -1677,9 +1677,7 @@ void vcpu_device_attr_set(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
int __vcpu_has_device_attr(struct kvm_vm *vm, uint32_t vcpuid, uint32_t group,
uint64_t attr)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
-
- return __kvm_has_device_attr(vcpu->fd, group, attr);
+ return __kvm_has_device_attr(vcpu_get(vm, vcpuid)->fd, group, attr);
}

/*
@@ -1772,7 +1770,7 @@ void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent)
{
int ctr;
struct userspace_mem_region *region;
- struct vcpu *vcpu;
+ struct kvm_vcpu *vcpu;

fprintf(stream, "%*smode: 0x%x\n", indent, "", vm->mode);
fprintf(stream, "%*sfd: %i\n", indent, "", vm->fd);
diff --git a/tools/testing/selftests/kvm/lib/s390x/processor.c b/tools/testing/selftests/kvm/lib/s390x/processor.c
index df9d9650d916..aec15ca9d887 100644
--- a/tools/testing/selftests/kvm/lib/s390x/processor.c
+++ b/tools/testing/selftests/kvm/lib/s390x/processor.c
@@ -207,7 +207,7 @@ void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...)

void vcpu_dump(FILE *stream, struct kvm_vm *vm, uint32_t vcpuid, uint8_t indent)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);

fprintf(stream, "%*spstate: psw: 0x%.16llx:0x%.16llx\n",
indent, "", vcpu->run->psw_mask, vcpu->run->psw_addr);
diff --git a/tools/testing/selftests/kvm/lib/x86_64/processor.c b/tools/testing/selftests/kvm/lib/x86_64/processor.c
index 1e3d68bdfc7d..91b326cd43a2 100644
--- a/tools/testing/selftests/kvm/lib/x86_64/processor.c
+++ b/tools/testing/selftests/kvm/lib/x86_64/processor.c
@@ -938,7 +938,7 @@ struct kvm_msr_list *kvm_get_msr_index_list(void)
return list;
}

-static int vcpu_save_xsave_state(struct kvm_vm *vm, struct vcpu *vcpu,
+static int vcpu_save_xsave_state(struct kvm_vm *vm, struct kvm_vcpu *vcpu,
struct kvm_x86_state *state)
{
int size;
@@ -956,7 +956,7 @@ static int vcpu_save_xsave_state(struct kvm_vm *vm, struct vcpu *vcpu,

struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);
struct kvm_msr_list *list;
struct kvm_x86_state *state;
int nmsrs, r, i;
@@ -1037,7 +1037,7 @@ struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid)

void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_x86_state *state)
{
- struct vcpu *vcpu = vcpu_get(vm, vcpuid);
+ struct kvm_vcpu *vcpu = vcpu_get(vm, vcpuid);
int r;

r = ioctl(vcpu->fd, KVM_SET_SREGS, &state->sregs);
--
2.36.0.464.gb9c8b46e94-goog