* [PATCH] riscv: Remove unused REG_AMOSWAP_AQ
@ 2026-10-18 23:20 Davidlohr Bueso
0 siblings, 0 replies; only message in thread
From: Davidlohr Bueso @ 2026-10-18 23:20 UTC (permalink / raw)
To: pjw, palmer, aou; +Cc: alex, linux-kernel, linux-riscv, dave
Its only user was the shadow_stack lock in handle_kernel_stack_overflow,
which commit be97d0db5f44 ("riscv: VMAP_STACK overflow detection
thread-safe") removed along with shadow_stack itself.
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
---
arch/riscv/include/asm/asm.h | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/riscv/include/asm/asm.h b/arch/riscv/include/asm/asm.h
index b8bf842d4c13..80287b3f68f1 100644
--- a/arch/riscv/include/asm/asm.h
+++ b/arch/riscv/include/asm/asm.h
@@ -29,7 +29,6 @@
#define REG_L __REG_SEL(ld, lw)
#define REG_S __REG_SEL(sd, sw)
#define REG_SC __REG_SEL(sc.d, sc.w)
-#define REG_AMOSWAP_AQ __REG_SEL(amoswap.d.aq, amoswap.w.aq)
#define REG_ASM __REG_SEL(.dword, .word)
#define SZREG __REG_SEL(8, 4)
#define LGREG __REG_SEL(3, 2)
--
2.39.5
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