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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
| commit | 40d743b8c16a8cf6e30c1d941aa6147f9550ea75 (patch) | |
| tree | 9fcdf9a06b18a275253048d1ea7c9803cec38845 /include/asm-generic/vmlinux.lds.h | |
| parent | 7da18afa423f167e7ef3c9728e584d8bf05bd55a (diff) | |
| parent | 83e686ea0291ee93b87dcdc00b96443b80de56c9 (diff) | |
Merge branch 'for-rmk' of git://linux-arm.org/linux-2.6
Diffstat (limited to 'include/asm-generic/vmlinux.lds.h')
| -rw-r--r-- | include/asm-generic/vmlinux.lds.h | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 6ad76bf5fb4..29ca8f53ffb 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -33,13 +33,10 @@ * BSS_SECTION(0, 0, 0) * _end = .; * - * /DISCARD/ : { - * EXIT_TEXT - * EXIT_DATA - * EXIT_CALL - * } * STABS_DEBUG * DWARF_DEBUG + * + * DISCARDS // must be the last * } * * [__init_begin, __init_end] is the init section that may be freed after init @@ -91,7 +88,8 @@ #endif #ifdef CONFIG_FTRACE_MCOUNT_RECORD -#define MCOUNT_REC() VMLINUX_SYMBOL(__start_mcount_loc) = .; \ +#define MCOUNT_REC() . = ALIGN(8); \ + VMLINUX_SYMBOL(__start_mcount_loc) = .; \ *(__mcount_loc) \ VMLINUX_SYMBOL(__stop_mcount_loc) = .; #else @@ -331,7 +329,6 @@ /* __*init sections */ \ __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \ *(.ref.rodata) \ - MCOUNT_REC() \ DEV_KEEP(init.rodata) \ DEV_KEEP(exit.rodata) \ CPU_KEEP(init.rodata) \ @@ -455,6 +452,7 @@ MEM_DISCARD(init.data) \ KERNEL_CTORS() \ *(.init.rodata) \ + MCOUNT_REC() \ DEV_DISCARD(init.rodata) \ CPU_DISCARD(init.rodata) \ MEM_DISCARD(init.rodata) @@ -626,6 +624,23 @@ #define INIT_RAM_FS #endif +/* + * Default discarded sections. + * + * Some archs want to discard exit text/data at runtime rather than + * link time due to cross-section references such as alt instructions, + * bug table, eh_frame, etc. DISCARDS must be the last of output + * section definitions so that such archs put those in earlier section + * definitions. + */ +#define DISCARDS \ + /DISCARD/ : { \ + EXIT_TEXT \ + EXIT_DATA \ + EXIT_CALL \ + *(.discard) \ + } + /** * PERCPU_VADDR - define output section for percpu area * @vaddr: explicit base address (optional) |