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From: Bo Gan <ganboing@gmail.com>
To: opensbi@lists.infradead.org
Cc: nick.hu@sifive.com, linmin@eswincomputing.com,
	gaohan@iscas.ac.cn, me@ziyao.cc
Subject: [PATCH v2 1/2] include: utils/hsm: Add __noreturn attribute for sifive_cease
Date: Fri,  5 Jun 2026 00:57:07 -0700	[thread overview]
Message-ID: <20260605075708.96-2-ganboing@gmail.com> (raw)
In-Reply-To: <20260605075708.96-1-ganboing@gmail.com>

Decorate the sifive_cease to allow more compiler optimizations

Signed-off-by: Bo Gan <ganboing@gmail.com>
---
 include/sbi_utils/hsm/fdt_hsm_sifive_inst.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h b/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
index 7e9180ea..8de853ed 100644
--- a/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
+++ b/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
@@ -7,9 +7,10 @@
 #ifndef __FDT_HSM_SIFIVE_INST_H__
 #define __FDT_HSM_SIFIVE_INST_H__
 
-static inline void sifive_cease(void)
+static inline void __noreturn sifive_cease(void)
 {
 	__asm__ __volatile__(".word 0x30500073" ::: "memory");
+	__builtin_unreachable();
 }
 
 static inline void sifive_cflush(void)
-- 
2.34.1


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  reply	other threads:[~2026-06-05  7:59 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-05  7:57 [PATCH v2 0/2] Fix eic770x warm reset Bo Gan
2026-06-05  7:57 ` Bo Gan [this message]
2026-06-05  7:57 ` [PATCH v2 2/2] platform: generic: eswin: Add eic770x_hsm and fix warm reset issues Bo Gan

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