x86/percpu: Construct __percpu_seg_override from __percpu_seg

Construct __percpu_seg_override macro from __percpu_seg by
concatenating the later with __seg_ prefix to reduce ifdeffery.

No functional change intended.

Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: https://lore.kernel.org/r/20250225200235.48007-1-ubizjak@gmail.com

diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index c2a9dfce36a57ca009c45fa2480165f2c70a76f1..7cb4f64b2e601896ae8f322d99ef1421bf3a6c43 100644 (file)
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -22,6 +22,7 @@
 
 #else /* !__ASSEMBLY__: */
 
+#include <linux/args.h>
 #include <linux/build_bug.h>
 #include <linux/stringify.h>
 #include <asm/asm.h>
@@ -35,12 +36,7 @@
 # define __seg_fs              __attribute__((address_space(__seg_fs)))
 #endif
 
-#ifdef CONFIG_X86_64
-# define __percpu_seg_override __seg_gs
-#else
-# define __percpu_seg_override __seg_fs
-#endif
-
+#define __percpu_seg_override  CONCATENATE(__seg_, __percpu_seg)
 #define __percpu_prefix                ""
 
 #else /* !CONFIG_CC_HAS_NAMED_AS: */