[PATCH RFC v2 16/22] KVM: arm64: Rename sve_state_reg_region

From: Mark Brown
Date: Fri Dec 22 2023 - 11:27:43 EST


As for SVE we will need to pull parts of dynamically sized registers out of
a block of memory for SME so we will use a similar code pattern for this.
Rename the current struct sve_state_reg_region in preparation for this.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
arch/arm64/kvm/guest.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index 30446ae357f0..1d161fa7c2be 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -418,9 +418,9 @@ static int set_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
*/
#define vcpu_sve_slices(vcpu) 1

-/* Bounds of a single SVE register slice within vcpu->arch.sve_state */
-struct sve_state_reg_region {
- unsigned int koffset; /* offset into sve_state in kernel memory */
+/* Bounds of a single register slice within vcpu->arch.s[mv]e_state */
+struct vec_state_reg_region {
+ unsigned int koffset; /* offset into s[mv]e_state in kernel memory */
unsigned int klen; /* length in kernel memory */
unsigned int upad; /* extra trailing padding in user memory */
};
@@ -429,7 +429,7 @@ struct sve_state_reg_region {
* Validate SVE register ID and get sanitised bounds for user/kernel SVE
* register copy
*/
-static int sve_reg_to_region(struct sve_state_reg_region *region,
+static int sve_reg_to_region(struct vec_state_reg_region *region,
struct kvm_vcpu *vcpu,
const struct kvm_one_reg *reg)
{
@@ -499,7 +499,7 @@ static int sve_reg_to_region(struct sve_state_reg_region *region,
static int get_sve_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
{
int ret;
- struct sve_state_reg_region region;
+ struct vec_state_reg_region region;
char __user *uptr = (char __user *)reg->addr;

/* Handle the KVM_REG_ARM64_SVE_VLS pseudo-reg as a special case: */
@@ -525,7 +525,7 @@ static int get_sve_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
static int set_sve_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
{
int ret;
- struct sve_state_reg_region region;
+ struct vec_state_reg_region region;
const char __user *uptr = (const char __user *)reg->addr;

/* Handle the KVM_REG_ARM64_SVE_VLS pseudo-reg as a special case: */

--
2.30.2