[PATCH v4 13/16] percpu: Remove PER_CPU_FIRST_SECTION

From: Brian Gerst
Date: Fri Mar 22 2024 - 12:56:01 EST


x86-64 was the last user.

Signed-off-by: Brian Gerst <brgerst@xxxxxxxxx>
---
include/asm-generic/vmlinux.lds.h | 1 -
include/linux/percpu-defs.h | 12 ------------
2 files changed, 13 deletions(-)

diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 9752eb420ffa..74f169772778 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -1033,7 +1033,6 @@
*/
#define PERCPU_INPUT(cacheline) \
__per_cpu_start = .; \
- *(.data..percpu..first) \
. = ALIGN(PAGE_SIZE); \
*(.data..percpu..page_aligned) \
. = ALIGN(cacheline); \
diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h
index ec3573119923..b9ddee91e6c7 100644
--- a/include/linux/percpu-defs.h
+++ b/include/linux/percpu-defs.h
@@ -26,13 +26,11 @@
#define PER_CPU_SHARED_ALIGNED_SECTION "..shared_aligned"
#define PER_CPU_ALIGNED_SECTION "..shared_aligned"
#endif
-#define PER_CPU_FIRST_SECTION "..first"

#else

#define PER_CPU_SHARED_ALIGNED_SECTION ""
#define PER_CPU_ALIGNED_SECTION "..shared_aligned"
-#define PER_CPU_FIRST_SECTION ""

#endif

@@ -114,16 +112,6 @@
#define DEFINE_PER_CPU(type, name) \
DEFINE_PER_CPU_SECTION(type, name, "")

-/*
- * Declaration/definition used for per-CPU variables that must come first in
- * the set of variables.
- */
-#define DECLARE_PER_CPU_FIRST(type, name) \
- DECLARE_PER_CPU_SECTION(type, name, PER_CPU_FIRST_SECTION)
-
-#define DEFINE_PER_CPU_FIRST(type, name) \
- DEFINE_PER_CPU_SECTION(type, name, PER_CPU_FIRST_SECTION)
-
/*
* Declaration/definition used for per-CPU variables that must be cacheline
* aligned under SMP conditions so that, whilst a particular instance of the
--
2.44.0