[PULL 07/56] target/riscv: pmp: remove redundant check in pmp_is_locked

alistair23@gmail.com posted 56 patches 5 months ago
Maintainers: Riku Voipio <riku.voipio@iki.fi>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Sunil V L <sunilvl@ventanamicro.com>
There is a newer version of this series
[PULL 07/56] target/riscv: pmp: remove redundant check in pmp_is_locked
Posted by alistair23@gmail.com 5 months ago
From: Loïc Lefort <loic@rivosinc.com>

Remove useless check in pmp_is_locked, the function will return 0 in either
case.

Signed-off-by: Loïc Lefort <loic@rivosinc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-ID: <20250313193011.720075-6-loic@rivosinc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
 target/riscv/pmp.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/target/riscv/pmp.c b/target/riscv/pmp.c
index 4070e21ea3..5af295e410 100644
--- a/target/riscv/pmp.c
+++ b/target/riscv/pmp.c
@@ -59,11 +59,6 @@ static inline int pmp_is_locked(CPURISCVState *env, uint32_t pmp_index)
         return 1;
     }
 
-    /* Top PMP has no 'next' to check */
-    if ((pmp_index + 1u) >= MAX_RISCV_PMPS) {
-        return 0;
-    }
-
     return 0;
 }
 
-- 
2.49.0