Commit 2ca7633d authored by Roland McGrath's avatar Roland McGrath Committed by Paul Mackerras
Browse files

[POWERPC] Tweak VDSO linker script to avoid upsetting old binutils 



This works around bugs in older binutils' objcopy.
The placement of these sections does not really matter,
but it confused the buggy old BFD libraries.

Signed-off-by: default avatarRoland McGrath <roland@redhat.com>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 21451155

arch/powerpc/kernel/vdso64/vdso64.lds.S

+3 −3
Original line number Diff line number Diff line
@@ -43,15 +43,15 @@ SECTIONS 
	.rodata		: { *(.rodata .rodata.* .gnu.linkonce.r.*) }

	.rodata1	: { *(.rodata1) }



	.dynamic	: { *(.dynamic) }		:text	:dynamic



	.eh_frame_hdr	: { *(.eh_frame_hdr) }		:text	:eh_frame_hdr

	.eh_frame	: { KEEP (*(.eh_frame)) }	:text

	.gcc_except_table : { *(.gcc_except_table) }

	.rela.dyn ALIGN(8) : { *(.rela.dyn) }



	.opd ALIGN(8)	: { KEEP (*(.opd)) }

	.got ALIGN(8)	: { *(.got .toc) }

	.rela.dyn ALIGN(8) : { *(.rela.dyn) }



	.dynamic	: { *(.dynamic) }		:text	:dynamic



	_end = .;

	PROVIDE(end = .);

include/asm-powerpc/ppc_asm.h

+6 −0
Original line number Diff line number Diff line
@@ -356,6 +356,12 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601) 
#define toreal(rd)

#define fromreal(rd)



/*

 * We use addis to ensure compatibility with the "classic" ppc versions of

 * these macros, which use rs = 0 to get the tophys offset in rd, rather than

 * converting the address in r0, and so this version has to do that too

 * (i.e. set register rd to 0 when rs == 0).

 */

#define tophys(rd,rs)				\

	addis	rd,rs,0

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