Title: [9812] trunk/include/asm-generic/vmlinux.lds.h: percpu: unify input section names
- Revision
- 9812
- Author
- vapier
- Date
- 2011-04-01 18:24:03 -0400 (Fri, 01 Apr 2011)
Log Message
percpu: unify input section names
The two percpu helper macros have the section names duplicated. So create
a new define to merge the two. This also allows arches who need to link
things more directly themselves to avoid duplicating the input sections in
their linker script.
Modified Paths
Diff
Modified: trunk/include/asm-generic/vmlinux.lds.h (9811 => 9812)
--- trunk/include/asm-generic/vmlinux.lds.h 2011-04-01 02:10:54 UTC (rev 9811)
+++ trunk/include/asm-generic/vmlinux.lds.h 2011-04-01 22:24:03 UTC (rev 9812)
@@ -682,6 +682,22 @@
}
/**
+ * PERCPU_INPUT - the percpu input sections
+ *
+ * The core percpu section names and core symbols which do not rely
+ * directly upon load addresses.
+ */
+#define PERCPU_INPUT \
+ VMLINUX_SYMBOL(__per_cpu_start) = .; \
+ *(.data..percpu..first) \
+ . = ALIGN(PAGE_SIZE); \
+ *(.data..percpu..page_aligned) \
+ *(.data..percpu..readmostly) \
+ *(.data..percpu) \
+ *(.data..percpu..shared_aligned) \
+ VMLINUX_SYMBOL(__per_cpu_end) = .;
+
+/**
* PERCPU_VADDR - define output section for percpu area
* @vaddr: explicit base address (optional)
* @phdr: destination PHDR (optional)
@@ -704,14 +720,7 @@
VMLINUX_SYMBOL(__per_cpu_load) = .; \
.data..percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \
- LOAD_OFFSET) { \
- VMLINUX_SYMBOL(__per_cpu_start) = .; \
- *(.data..percpu..first) \
- . = ALIGN(PAGE_SIZE); \
- *(.data..percpu..page_aligned) \
- *(.data..percpu..readmostly) \
- *(.data..percpu) \
- *(.data..percpu..shared_aligned) \
- VMLINUX_SYMBOL(__per_cpu_end) = .; \
+ PERCPU_INPUT \
} phdr \
. = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data..percpu);
@@ -732,14 +741,7 @@
. = ALIGN(align); \
.data..percpu : AT(ADDR(.data..percpu) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__per_cpu_load) = .; \
- VMLINUX_SYMBOL(__per_cpu_start) = .; \
- *(.data..percpu..first) \
- . = ALIGN(PAGE_SIZE); \
- *(.data..percpu..page_aligned) \
- *(.data..percpu..readmostly) \
- *(.data..percpu) \
- *(.data..percpu..shared_aligned) \
- VMLINUX_SYMBOL(__per_cpu_end) = .; \
+ PERCPU_INPUT \
}
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