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authorNelson Elhage <nelhage@ksplice.com>2009-07-31 16:58:19 -0400
committerRalf Baechle <ralf@linux-mips.org>2009-09-17 20:07:49 +0200
commit6eb10bc9e2deab06630261cd05c4cb1e9a60e980 (patch)
tree730fbb55fbc4cb328f0d4502886b50e5d1be2788 /arch
parenta0b54e256d513ed99e456bea6e4e188ff92e7c46 (diff)
downloadlinux-2.6.38-lt-ux500-6eb10bc9e2deab06630261cd05c4cb1e9a60e980.tar.gz
MIPS: Clean up linker script using new linker script macros.
This patch results in fewer output sections and in some data being reordered, but should have no functional impact. Signed-off-by: Nelson Elhage <nelhage@ksplice.com> Signed-off-by: Tim Abbott <tabbott@ksplice.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/kernel/vmlinux.lds.S86
1 files changed, 8 insertions, 78 deletions
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index ae8c1976df5..2769bed3d2a 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -43,13 +43,7 @@ SECTIONS
} :text = 0
_etext = .; /* End of text section */
- /* Exception table */
- . = ALIGN(16);
- __ex_table : {
- __start___ex_table = .;
- *(__ex_table)
- __stop___ex_table = .;
- }
+ EXCEPTION_TABLE(16)
/* Exception table for data bus errors */
__dbe_table : {
@@ -66,20 +60,10 @@ SECTIONS
/* writeable */
.data : { /* Data */
. = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */
- /*
- * This ALIGN is needed as a workaround for a bug a
- * gcc bug upto 4.1 which limits the maximum alignment
- * to at most 32kB and results in the following
- * warning:
- *
- * CC arch/mips/kernel/init_task.o
- * arch/mips/kernel/init_task.c:30: warning: alignment
- * of ‘init_thread_union’ is greater than maximum
- * object file alignment. Using 32768
- */
- . = ALIGN(PAGE_SIZE);
- *(.data.init_task)
+ INIT_TASK_DATA(PAGE_SIZE)
+ NOSAVE_DATA
+ CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
DATA_DATA
CONSTRUCTORS
}
@@ -96,51 +80,13 @@ SECTIONS
.sdata : {
*(.sdata)
}
-
- . = ALIGN(PAGE_SIZE);
- .data_nosave : {
- __nosave_begin = .;
- *(.data.nosave)
- }
- . = ALIGN(PAGE_SIZE);
- __nosave_end = .;
-
- . = ALIGN(1 << CONFIG_MIPS_L1_CACHE_SHIFT);
- .data.cacheline_aligned : {
- *(.data.cacheline_aligned)
- }
_edata = .; /* End of data section */
/* will be freed after init */
. = ALIGN(PAGE_SIZE); /* Init code and data */
__init_begin = .;
- .init.text : {
- _sinittext = .;
- INIT_TEXT
- _einittext = .;
- }
- .init.data : {
- INIT_DATA
- }
- . = ALIGN(16);
- .init.setup : {
- __setup_start = .;
- *(.init.setup)
- __setup_end = .;
- }
-
- .initcall.init : {
- __initcall_start = .;
- INITCALLS
- __initcall_end = .;
- }
-
- .con_initcall.init : {
- __con_initcall_start = .;
- *(.con_initcall.init)
- __con_initcall_end = .;
- }
- SECURITY_INIT
+ INIT_TEXT_SECTION(PAGE_SIZE)
+ INIT_DATA_SECTION(16)
/* .exit.text is discarded at runtime, not link time, to deal with
* references from .rodata
@@ -151,29 +97,13 @@ SECTIONS
.exit.data : {
EXIT_DATA
}
-#if defined(CONFIG_BLK_DEV_INITRD)
- . = ALIGN(PAGE_SIZE);
- .init.ramfs : {
- __initramfs_start = .;
- *(.init.ramfs)
- __initramfs_end = .;
- }
-#endif
+
PERCPU(PAGE_SIZE)
. = ALIGN(PAGE_SIZE);
__init_end = .;
/* freed after init ends here */
- __bss_start = .; /* BSS */
- .sbss : {
- *(.sbss)
- *(.scommon)
- }
- .bss : {
- *(.bss)
- *(COMMON)
- }
- __bss_stop = .;
+ BSS_SECTION(0, 0, 0)
_end = . ;