From 6b7c38d55587f43bcd2cbce3a98b1c0826982090 Mon Sep 17 00:00:00 2001
From: Tejun Heo <tj@kernel.org>
Date: Mon, 19 Jan 2009 12:21:28 +0900
Subject: linker script: kill PERCPU_VADDR_PREALLOC()
Impact: cleanup
With .data.percpu.first in place, PERCPU_VADDR_PREALLOC() is no longer
necessary. Kill it.
Signed-off-by: Tejun Heo <tj@kernel.org>
---
include/asm-generic/vmlinux.lds.h | 45 +++++++--------------------------------
1 file changed, 8 insertions(+), 37 deletions(-)
(limited to 'include/asm-generic')
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 32bbf50..53e21f3 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -430,22 +430,10 @@
*(.initcall7.init) \
*(.initcall7s.init)
-#define PERCPU_PROLOG(vaddr) \
- VMLINUX_SYMBOL(__per_cpu_load) = .; \
- .data.percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \
- - LOAD_OFFSET) { \
- VMLINUX_SYMBOL(__per_cpu_start) = .;
-
-#define PERCPU_EPILOG(phdr) \
- VMLINUX_SYMBOL(__per_cpu_end) = .; \
- } phdr \
- . = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data.percpu);
-
/**
- * PERCPU_VADDR_PREALLOC - define output section for percpu area with prealloc
+ * PERCPU_VADDR - define output section for percpu area
* @vaddr: explicit base address (optional)
* @phdr: destination PHDR (optional)
- * @prealloc: the size of prealloc area
*
* Macro which expands to output section for percpu area. If @vaddr
* is not blank, it specifies explicit base address and all percpu
@@ -457,40 +445,23 @@
* section in the linker script will go there too. @phdr should have
* a leading colon.
*
- * If @prealloc is non-zero, the specified number of bytes will be
- * reserved at the start of percpu area. As the prealloc area is
- * likely to break alignment, this macro puts areas in increasing
- * alignment order.
- *
* This macro defines three symbols, __per_cpu_load, __per_cpu_start
* and __per_cpu_end. The first one is the vaddr of loaded percpu
* init data. __per_cpu_start equals @vaddr and __per_cpu_end is the
* end offset.
*/
-#define PERCPU_VADDR_PREALLOC(vaddr, segment, prealloc) \
- PERCPU_PROLOG(vaddr) \
- . += prealloc; \
- *(.data.percpu) \
- *(.data.percpu.shared_aligned) \
- *(.data.percpu.page_aligned) \
- PERCPU_EPILOG(segment)
-
-/**
- * PERCPU_VADDR - define output section for percpu area
- * @vaddr: explicit base address (optional)
- * @phdr: destination PHDR (optional)
- *
- * Macro which expands to output section for percpu area. Mostly
- * identical to PERCPU_VADDR_PREALLOC(@vaddr, @phdr, 0) other than
- * using slighly different layout.
- */
#define PERCPU_VADDR(vaddr, phdr) \
- PERCPU_PROLOG(vaddr) \
+ VMLINUX_SYMBOL(__per_cpu_load) = .; \
+ .data.percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \
+ - LOAD_OFFSET) { \
+ VMLINUX_SYMBOL(__per_cpu_start) = .; \
*(.data.percpu.first) \
*(.data.percpu.page_aligned) \
*(.data.percpu) \
*(.data.percpu.shared_aligned) \
- PERCPU_EPILOG(phdr)
+ VMLINUX_SYMBOL(__per_cpu_end) = .; \
+ } phdr \
+ . = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data.percpu);
/**
* PERCPU - define output section for percpu area, simple version
--
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