linux-kernel - [PATCH 07/14] bugs/LoongArch: Pass in 'cond_str' to __BUG

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Message-ID: <20250327102953.813608-8-mingo@kernel.org>
Date: Thu, 27 Mar 2025 11:29:46 +0100
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>
Subject: [PATCH 07/14] bugs/LoongArch: Pass in 'cond_str' to __BUG_ENTRY()

Pass in the condition string from __WARN_FLAGS(), but don't use it yet.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Huacai Chen <chenhuacai@...nel.org>
Cc: WANG Xuerui <kernel@...0n.name>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Josh Poimboeuf <jpoimboe@...nel.org>
Cc: <linux-arch@...r.kernel.org>
---
 arch/loongarch/include/asm/bug.h | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

diff --git a/arch/loongarch/include/asm/bug.h b/arch/loongarch/include/asm/bug.h
index 51c2cb98d728..3c377984457d 100644
--- a/arch/loongarch/include/asm/bug.h
+++ b/arch/loongarch/include/asm/bug.h
@@ -20,39 +20,38 @@
 #endif
 
 #ifndef CONFIG_GENERIC_BUG
-#define __BUG_ENTRY(flags)
+#define __BUG_ENTRY(cond_str, flags)
 #else
-#define __BUG_ENTRY(flags) 					\
+#define __BUG_ENTRY(cond_str, flags)				\
 		.pushsection __bug_table, "aw";			\
 		.align 2;					\
 	10000:	.long 10001f - .;				\
 		_BUGVERBOSE_LOCATION(__FILE__, __LINE__)	\
-		.short flags; 					\
+		.short flags;					\
 		.popsection;					\
 	10001:
 #endif
 
-#define ASM_BUG_FLAGS(flags)					\
-	__BUG_ENTRY(flags)					\
+#define ASM_BUG_FLAGS(cond_str, flags)				\
+	__BUG_ENTRY(cond_str, flags)				\
 	break		BRK_BUG;
 
-#define ASM_BUG()	ASM_BUG_FLAGS(0)
+#define ASM_BUG()	ASM_BUG_FLAGS("", 0)
 
-#define __BUG_FLAGS(flags, extra)					\
-	asm_inline volatile (__stringify(ASM_BUG_FLAGS(flags))		\
-			     extra);
+#define __BUG_FLAGS(cond_str, flags, extra)			\
+	asm_inline volatile (__stringify(ASM_BUG_FLAGS(cond_str, flags)) extra);
 
 #define __WARN_FLAGS(cond_str, flags)				\
 do {								\
 	instrumentation_begin();				\
-	__BUG_FLAGS(BUGFLAG_WARNING|(flags), ANNOTATE_REACHABLE(10001b));\
+	__BUG_FLAGS(cond_str, BUGFLAG_WARNING|(flags), ANNOTATE_REACHABLE(10001b));\
 	instrumentation_end();					\
 } while (0)
 
 #define BUG()							\
 do {								\
 	instrumentation_begin();				\
-	__BUG_FLAGS(0, "");					\
+	__BUG_FLAGS("", 0, "");					\
 	unreachable();						\
 } while (0)
 
-- 
2.45.2