[PATCH v8 06/24] RISC-V: KVM: Rename the SBI_STA_SHMEM_DISABLE to a generic name

Atish Patra atishp at rivosinc.com
Sat Apr 20 08:17:22 PDT 2024


SBI_STA_SHMEM_DISABLE is a macro to invoke disable shared memory
commands. As this can be invoked from other SBI extension context
as well, rename it to more generic name as SBI_SHMEM_DISABLE.

Reviewed-by: Andrew Jones <ajones at ventanamicro.com>
Signed-off-by: Atish Patra <atishp at rivosinc.com>
---
 arch/riscv/include/asm/sbi.h  | 2 +-
 arch/riscv/kernel/paravirt.c  | 6 +++---
 arch/riscv/kvm/vcpu_sbi_sta.c | 4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h
index 9aada4b9f7b5..f31650b10899 100644
--- a/arch/riscv/include/asm/sbi.h
+++ b/arch/riscv/include/asm/sbi.h
@@ -277,7 +277,7 @@ struct sbi_sta_struct {
 	u8 pad[47];
 } __packed;
 
-#define SBI_STA_SHMEM_DISABLE		-1
+#define SBI_SHMEM_DISABLE		-1
 
 /* SBI spec version fields */
 #define SBI_SPEC_VERSION_DEFAULT	0x1
diff --git a/arch/riscv/kernel/paravirt.c b/arch/riscv/kernel/paravirt.c
index 0d6225fd3194..fa6b0339a65d 100644
--- a/arch/riscv/kernel/paravirt.c
+++ b/arch/riscv/kernel/paravirt.c
@@ -62,7 +62,7 @@ static int sbi_sta_steal_time_set_shmem(unsigned long lo, unsigned long hi,
 	ret = sbi_ecall(SBI_EXT_STA, SBI_EXT_STA_STEAL_TIME_SET_SHMEM,
 			lo, hi, flags, 0, 0, 0);
 	if (ret.error) {
-		if (lo == SBI_STA_SHMEM_DISABLE && hi == SBI_STA_SHMEM_DISABLE)
+		if (lo == SBI_SHMEM_DISABLE && hi == SBI_SHMEM_DISABLE)
 			pr_warn("Failed to disable steal-time shmem");
 		else
 			pr_warn("Failed to set steal-time shmem");
@@ -84,8 +84,8 @@ static int pv_time_cpu_online(unsigned int cpu)
 
 static int pv_time_cpu_down_prepare(unsigned int cpu)
 {
-	return sbi_sta_steal_time_set_shmem(SBI_STA_SHMEM_DISABLE,
-					    SBI_STA_SHMEM_DISABLE, 0);
+	return sbi_sta_steal_time_set_shmem(SBI_SHMEM_DISABLE,
+					    SBI_SHMEM_DISABLE, 0);
 }
 
 static u64 pv_time_steal_clock(int cpu)
diff --git a/arch/riscv/kvm/vcpu_sbi_sta.c b/arch/riscv/kvm/vcpu_sbi_sta.c
index d8cf9ca28c61..5f35427114c1 100644
--- a/arch/riscv/kvm/vcpu_sbi_sta.c
+++ b/arch/riscv/kvm/vcpu_sbi_sta.c
@@ -93,8 +93,8 @@ static int kvm_sbi_sta_steal_time_set_shmem(struct kvm_vcpu *vcpu)
 	if (flags != 0)
 		return SBI_ERR_INVALID_PARAM;
 
-	if (shmem_phys_lo == SBI_STA_SHMEM_DISABLE &&
-	    shmem_phys_hi == SBI_STA_SHMEM_DISABLE) {
+	if (shmem_phys_lo == SBI_SHMEM_DISABLE &&
+	    shmem_phys_hi == SBI_SHMEM_DISABLE) {
 		vcpu->arch.sta.shmem = INVALID_GPA;
 		return 0;
 	}
-- 
2.34.1




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