diff mbox series

[1/4] x86/asm: Allow to pass macros to __ASM_FORM()

Message ID 20220512135654.119791-2-mheyne@amazon.de (mailing list archive)
State New, archived
Headers show
Series x86: decode Xen/KVM emulate prefixes | expand

Commit Message

Maximilian Heyne May 12, 2022, 1:56 p.m. UTC 
From: Masami Hiramatsu <mhiramat@kernel.org>

commit f7919fd943abf0c77aed4441ea9897a323d132f5 upstream

Use __stringify() at __ASM_FORM() so that user can pass
code including macros to __ASM_FORM().

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: x86@kernel.org
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: xen-devel@lists.xenproject.org
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lkml.kernel.org/r/156777562873.25081.2288083344657460959.stgit@devnote2
Signed-off-by: Maximilian Heyne <mheyne@amazon.de>
Cc: stable@vger.kernel.org # 5.4.x
---
 arch/x86/include/asm/asm.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index 3ff577c0b102..1b563f9167ea 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -7,9 +7,11 @@ 
 # define __ASM_FORM_RAW(x)     x
 # define __ASM_FORM_COMMA(x) x,
 #else
-# define __ASM_FORM(x)	" " #x " "
-# define __ASM_FORM_RAW(x)     #x
-# define __ASM_FORM_COMMA(x) " " #x ","
+#include <linux/stringify.h>
+
+# define __ASM_FORM(x)	" " __stringify(x) " "
+# define __ASM_FORM_RAW(x)     __stringify(x)
+# define __ASM_FORM_COMMA(x) " " __stringify(x) ","
 #endif
 
 #ifndef __x86_64__