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[PATCH v2 2/3] riscv/nospec: Make nospec helpers always_inline
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Alejandro Vallejo <alejandro.garciavallejo@xxxxxxx>
- Date: Wed, 7 Oct 2026 16:31:07 +0200
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- Cc: Alejandro Vallejo <alejandro.garciavallejo@xxxxxxx>, Alistair Francis <alistair.francis@xxxxxxx>, Connor Davis <connojdavis@xxxxxxxxx>, "Oleksii Kurochko" <oleksii.kurochko@xxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, "Julien Grall" <julien@xxxxxxx>, Roger Pau Monné <roger@xxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>
- Delivery-date: Wed, 07 Oct 2026 14:32:00 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
While today they don't implement fencing in a way that would block
speculation, once/if they do they'll absolutely need to be inlined, even
if -fno-inline is passed.
Signed-off-by: Alejandro Vallejo <alejandro.garciavallejo@xxxxxxx>
---
xen/arch/riscv/include/asm/nospec.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/xen/arch/riscv/include/asm/nospec.h
b/xen/arch/riscv/include/asm/nospec.h
index f9b0241c98..f9bba8b2bb 100644
--- a/xen/arch/riscv/include/asm/nospec.h
+++ b/xen/arch/riscv/include/asm/nospec.h
@@ -4,12 +4,12 @@
#ifndef ASM__RISCV__NOSPEC_H
#define ASM__RISCV__NOSPEC_H
-static inline bool evaluate_nospec(bool condition)
+static always_inline bool evaluate_nospec(bool condition)
{
return condition;
}
-static inline void block_speculation(void)
+static always_inline void block_speculation(void)
{
}
--
2.43.0
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