linux-kernel - [RFC PATCH v8 14/21] riscv: Use CSR_STATUS to replace sstatus in vector.S

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Message-Id: <ee930020bbd2a52064e4c51cf3b476a24d670cc5.1631121222.git.greentime.hu@sifive.com>
Date:   Thu,  9 Sep 2021 01:45:26 +0800
From:   Greentime Hu <greentime.hu@...ive.com>
To:     linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        aou@...s.berkeley.edu, palmer@...belt.com,
        paul.walmsley@...ive.com, vincent.chen@...ive.com
Subject: [RFC PATCH v8 14/21] riscv: Use CSR_STATUS to replace sstatus in vector.S

It should use the same logic here in both m-mode and s-mode.

Signed-off-by: Greentime Hu <greentime.hu@...ive.com>
Co-developed-by: Vincent Chen <vincent.chen@...ive.com>
Signed-off-by: Vincent Chen <vincent.chen@...ive.com>
---
 arch/riscv/kernel/vector.S | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/riscv/kernel/vector.S b/arch/riscv/kernel/vector.S
index 4c880b1c32aa..4f0c5a166e4e 100644
--- a/arch/riscv/kernel/vector.S
+++ b/arch/riscv/kernel/vector.S
@@ -32,7 +32,7 @@
 
 ENTRY(__vstate_save)
 	li      status, SR_VS
-	csrs    sstatus, status
+	csrs    CSR_STATUS, status
 
 	csrr    x_vstart, CSR_VSTART
 	csrr    x_vtype, CSR_VTYPE
@@ -53,13 +53,13 @@ ENTRY(__vstate_save)
 	REG_S   x_vl, RISCV_V_STATE_VL(vstatep)
 	REG_S   x_vcsr, RISCV_V_STATE_VCSR(vstatep)
 
-	csrc	sstatus, status
+	csrc	CSR_STATUS, status
 	ret
 ENDPROC(__vstate_save)
 
 ENTRY(__vstate_restore)
 	li      status, SR_VS
-	csrs    sstatus, status
+	csrs    CSR_STATUS, status
 
 	li      m_one, -1
 	vsetvli incr, m_one, e8, m8
@@ -79,6 +79,6 @@ ENTRY(__vstate_restore)
 	csrw    CSR_VSTART, x_vstart
 	csrw    CSR_VCSR, x_vcsr
 
-	csrc	sstatus, status
+	csrc	CSR_STATUS, status
 	ret
 ENDPROC(__vstate_restore)
-- 
2.31.1