[tip: x86/percpu] x86/percpu: Define PER_CPU_VAR macro also for !__ASSEMBLY__

From: tip-bot2 for Uros Bizjak
Date: Thu Nov 30 2023 - 16:16:49 EST


The following commit has been merged into the x86/percpu branch of tip:

Commit-ID: 43bda69ed9e3b86d0ba5ff9256e437d50074d7d5
Gitweb: https://git.kernel.org/tip/43bda69ed9e3b86d0ba5ff9256e437d50074d7d5
Author: Uros Bizjak <ubizjak@xxxxxxxxx>
AuthorDate: Sun, 05 Nov 2023 22:34:35 +01:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Thu, 30 Nov 2023 20:06:16 +01:00

x86/percpu: Define PER_CPU_VAR macro also for !__ASSEMBLY__

Some C source files define 'asm' statements that use PER_CPU_VAR,
so make PER_CPU_VAR macro available also without __ASSEMBLY__.

Signed-off-by: Uros Bizjak <ubizjak@xxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231105213731.1878100-2-ubizjak@xxxxxxxxx
---
arch/x86/include/asm/percpu.h | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index b86b27d..0f12b20 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -84,10 +84,15 @@
})
#endif /* CONFIG_USE_X86_SEG_SUPPORT */

+#define PER_CPU_VAR(var) %__percpu_seg:(var)__percpu_rel
+
#else /* CONFIG_SMP */
#define __percpu_seg_override
#define __percpu_prefix ""
#define __force_percpu_prefix ""
+
+#define PER_CPU_VAR(var) (var)__percpu_rel
+
#endif /* CONFIG_SMP */

#define __my_cpu_type(var) typeof(var) __percpu_seg_override