powerpc32 vDSO: linker script indentation (d4c9f23a) · Commits · 戴 / test

arch/powerpc/kernel/vdso32/vdso32.lds.S

+118 −101

Original line number	Diff line number	Diff line

		/*
		* This is the infamous ld script for the 32 bits vdso
		* library
		*/
		#include <asm/vdso.h>

		/* Default link addresses for the vDSOs */
		OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
		OUTPUT_ARCH(powerpc:common)
		ENTRY(_start)
		@@ -13,6 +11,7 @@ ENTRY(_start)
		SECTIONS
		{
		. = VDSO32_LBASE + SIZEOF_HEADERS;

		.hash : { *(.hash) } :text
		.gnu.hash : { *(.gnu.hash) }
		.dynsym : { *(.dynsym) }
		@@ -24,8 +23,7 @@ SECTIONS
		.note : { (.note.) } :text :note

		. = ALIGN(16);
		.text :
		{
		.text : {
		(.text .stub .text. .gnu.linkonce.t.*)
		}
		PROVIDE(__etext = .);
		@@ -33,18 +31,16 @@ SECTIONS
		PROVIDE(etext = .);

		. = ALIGN(8);
		__ftr_fixup : {
		*(__ftr_fixup)
		}
		__ftr_fixup : { *(__ftr_fixup) }

		#ifdef CONFIG_PPC64
		. = ALIGN(8);
		__fw_ftr_fixup : {
		*(__fw_ftr_fixup)
		}
		__fw_ftr_fixup : { *(__fw_ftr_fixup) }
		#endif

		/* Other stuff is appended to the text segment: */
		/*
		* Other stuff is appended to the text segment:
		*/
		.rodata : { (.rodata .rodata. .gnu.linkonce.r.*) }
		.rodata1 : { *(.rodata1) }

		@@ -61,8 +57,8 @@ SECTIONS
		__end = .;
		PROVIDE(end = .);


		/* Stabs debugging sections are here too
		/*
		* Stabs debugging sections are here too.
		*/
		.stab 0 : { *(.stab) }
		.stabstr 0 : { *(.stabstr) }
		@@ -71,15 +67,22 @@ SECTIONS
		.stab.index 0 : { *(.stab.index) }
		.stab.indexstr 0 : { *(.stab.indexstr) }
		.comment 0 : { *(.comment) }

		/*
		* DWARF debug sections.
		* Symbols in the DWARF debugging sections are relative to the beginning
		* of the section so we begin them at 0.
		*/
		/* DWARF 1 */
		.debug 0 : { *(.debug) }
		.line 0 : { *(.line) }

		/* GNU DWARF 1 extensions */
		.debug_srcinfo 0 : { *(.debug_srcinfo) }
		.debug_sfnames 0 : { *(.debug_sfnames) }

		/* DWARF 1.1 and DWARF 2 */
		.debug_aranges 0 : { *(.debug_aranges) }
		.debug_pubnames 0 : { *(.debug_pubnames) }

		/* DWARF 2 */
		.debug_info 0 : { (.debug_info .gnu.linkonce.wi.) }
		.debug_abbrev 0 : { *(.debug_abbrev) }
		.debug_line 0 : { *(.debug_line) }
		@@ -87,27 +90,36 @@ SECTIONS
		.debug_str 0 : { *(.debug_str) }
		.debug_loc 0 : { *(.debug_loc) }
		.debug_macinfo 0 : { *(.debug_macinfo) }

		/* SGI/MIPS DWARF 2 extensions */
		.debug_weaknames 0 : { *(.debug_weaknames) }
		.debug_funcnames 0 : { *(.debug_funcnames) }
		.debug_typenames 0 : { *(.debug_typenames) }
		.debug_varnames 0 : { *(.debug_varnames) }

		/DISCARD/ : { *(.note.GNU-stack) }
		/DISCARD/ : { (.data .data. .gnu.linkonce.d.* .sdata*) }
		/DISCARD/ : { *(.bss .sbss .dynbss .dynsbss) }
		/DISCARD/ : {
		*(.note.GNU-stack)
		(.data .data. .gnu.linkonce.d.* .sdata*)
		*(.bss .sbss .dynbss .dynsbss)
		}
		}

		/*
		* Very old versions of ld do not recognize this name token; use the constant.
		*/
		#define PT_GNU_EH_FRAME 0x6474e550

		/*
		* We must supply the ELF program headers explicitly to get just one
		* PT_LOAD segment, and set the flags explicitly to make segments read-only.
		*/
		PHDRS
		{
		text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R\|PF_X */
		note PT_NOTE FLAGS(4); /* PF_R */
		dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
		eh_frame_hdr 0x6474e550; /* PT_GNU_EH_FRAME, but ld doesn't match the name */
		note PT_NOTE FLAGS(4); /* PF_R */
		eh_frame_hdr PT_GNU_EH_FRAME;
		}


		/*
		* This controls what symbols we export from the DSO.
		*/
		@@ -115,7 +127,11 @@ VERSION
		{
		VDSO_VERSION_STRING {
		global:
		__kernel_datapage_offset; /* Has to be there for the kernel to find */
		/*
		* Has to be there for the kernel to find
		*/
		__kernel_datapage_offset;

		__kernel_get_syscall_map;
		__kernel_gettimeofday;
		__kernel_clock_gettime;
		@@ -125,6 +141,7 @@ VERSION
		__kernel_sync_dicache_p5;
		__kernel_sigtramp32;
		__kernel_sigtramp_rt32;

		local: *;
		};
		}

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