linux-kernel - [RFC PATCH v1 02/16] s390: asm/dwarf.h should only be included in assembly files

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Message-ID: <20250710163522.3195293-3-jremus@linux.ibm.com>
Date: Thu, 10 Jul 2025 18:35:08 +0200
From: Jens Remus <jremus@...ux.ibm.com>
To: linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
        bpf@...r.kernel.org, x86@...nel.org,
        Steven Rostedt <rostedt@...nel.org>
Cc: Jens Remus <jremus@...ux.ibm.com>, Heiko Carstens <hca@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Ilya Leoshkevich <iii@...ux.ibm.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Andrii Nakryiko <andrii@...nel.org>,
        Indu Bhagat <indu.bhagat@...cle.com>,
        "Jose E. Marchesi" <jemarch@....org>,
        Beau Belgrave <beaub@...ux.microsoft.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Jens Axboe <axboe@...nel.dk>, Florian Weimer <fweimer@...hat.com>,
        Sam James <sam@...too.org>
Subject: [RFC PATCH v1 02/16] s390: asm/dwarf.h should only be included in assembly files

Align to x86 and add a compile-time check that asm/dwarf.h is only
included in pure assembly files.

Signed-off-by: Jens Remus <jremus@...ux.ibm.com>
---
 arch/s390/include/asm/dwarf.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/s390/include/asm/dwarf.h b/arch/s390/include/asm/dwarf.h
index 390906b8e386..fdf51f66a9ed 100644
--- a/arch/s390/include/asm/dwarf.h
+++ b/arch/s390/include/asm/dwarf.h
@@ -2,7 +2,9 @@
 #ifndef _ASM_S390_DWARF_H
 #define _ASM_S390_DWARF_H
 
-#ifdef __ASSEMBLY__
+#ifndef __ASSEMBLY__
+#warning "asm/dwarf.h should be only included in pure assembly files"
+#endif
 
 #define CFI_STARTPROC		.cfi_startproc
 #define CFI_ENDPROC		.cfi_endproc
@@ -33,6 +35,4 @@
 	.cfi_sections .eh_frame, .debug_frame
 #endif
 
-#endif	/* __ASSEMBLY__ */
-
 #endif	/* _ASM_S390_DWARF_H */
-- 
2.48.1