[xen master] x86/asm: add commas to BUILD_BUG_ON

[patchbot@xxxxxxx]

commit 9249a441c98ff063c0c065538b419a3bf1dac24a
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Thu Mar 7 09:16:13 2024 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Thu Mar 7 09:16:13 2024 +0100

    x86/asm: add commas to BUILD_BUG_ON
    
    In light of recent observations with how macros are handled by gas,
    let's play by what we informally set for ourselves as a guideline: Use
    commas to separate parameters/arguments.
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 xen/arch/x86/include/asm/asm_defns.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/xen/arch/x86/include/asm/asm_defns.h 
b/xen/arch/x86/include/asm/asm_defns.h
index cf9573705d..5c8cc2428e 100644
--- a/xen/arch/x86/include/asm/asm_defns.h
+++ b/xen/arch/x86/include/asm/asm_defns.h
@@ -82,13 +82,13 @@ register unsigned long current_stack_pointer asm("rsp");
 
 #ifdef __ASSEMBLY__
 
-.macro BUILD_BUG_ON condstr cond:vararg
+.macro BUILD_BUG_ON condstr, cond:vararg
         .if \cond
         .error "Condition \"\condstr\" not satisfied"
         .endif
 .endm
 /* preprocessor macro to make error message more user friendly */
-#define BUILD_BUG_ON(cond) BUILD_BUG_ON #cond cond
+#define BUILD_BUG_ON(cond) BUILD_BUG_ON #cond, cond
 
 #ifdef HAVE_AS_QUOTED_SYM
 #define SUBSECTION_LBL(tag)                        \
--
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