[PATCH] riscv: Remove the PER_CPU_OFFSET_SHIFT macro

Samuel Holland samuel.holland at sifive.com
Wed Oct 15 15:56:00 PDT 2025


__per_cpu_offset is an array of unsigned long, so we can reuse the
existing RISCV_LGPTR macro.

Signed-off-by: Samuel Holland <samuel.holland at sifive.com>
---

 arch/riscv/include/asm/asm.h | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/arch/riscv/include/asm/asm.h b/arch/riscv/include/asm/asm.h
index 8bd2a11382a3..ac28066bb564 100644
--- a/arch/riscv/include/asm/asm.h
+++ b/arch/riscv/include/asm/asm.h
@@ -84,15 +84,9 @@
 .endm
 
 #ifdef CONFIG_SMP
-#ifdef CONFIG_32BIT
-#define PER_CPU_OFFSET_SHIFT 2
-#else
-#define PER_CPU_OFFSET_SHIFT 3
-#endif
-
 .macro asm_per_cpu dst sym tmp
 	lw    \tmp, TASK_TI_CPU_NUM(tp)
-	slli  \tmp, \tmp, PER_CPU_OFFSET_SHIFT
+	slli  \tmp, \tmp, RISCV_LGPTR
 	la    \dst, __per_cpu_offset
 	add   \dst, \dst, \tmp
 	REG_L \tmp, 0(\dst)
-- 
2.47.2

base-commit: 5a6f65d1502551f84c158789e5d89299c78907c7
branch: up/percpu-shift



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