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OpenCloudOS-Kernel
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Merge branch 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 

Pull x86 vdso fix from Peter Anvin:
 "This is a single build fix for building with gold as opposed to GNU
  ld.  It got queued up separately and was expected to be pushed during
  the merge window, but it got left behind"

* 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, vdso: Make the vdso linker script compatible with Gold
This commit is contained in:
Linus Torvalds 2014-04-22 09:09:06 -07:00
parent c089b229df 378ed3ccd2
commit 39bfe90706
1 changed files with 8 additions and 11 deletions
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19
arch/x86/vdso/vdso-layout.lds.S
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@ -9,12 +9,9 @@ SECTIONS
#ifdef BUILD_VDSO32
#include <asm/vdso32.h>
.hpet_sect : {
hpet_page = . - VDSO_OFFSET(VDSO_HPET_PAGE);
} :text :hpet_sect
hpet_page = . - VDSO_OFFSET(VDSO_HPET_PAGE);
.vvar_sect : {
vvar = . - VDSO_OFFSET(VDSO_VVAR_PAGE);
vvar = . - VDSO_OFFSET(VDSO_VVAR_PAGE);
/* Place all vvars at the offsets in asm/vvar.h. */
#define EMIT_VVAR(name, offset) vvar_ ## name = vvar + offset;
@ -22,7 +19,6 @@ SECTIONS
#include <asm/vvar.h>
#undef __VVAR_KERNEL_LDS
#undef EMIT_VVAR
} :text :vvar_sect
#endif
. = SIZEOF_HEADERS;
@ -61,7 +57,12 @@ SECTIONS
*/
. = ALIGN(0x100);
.text : { *(.text*) } :text =0x90909090
.text : { *(.text*) } :text =0x90909090,
/*
* The comma above works around a bug in gold:
* https://sourceware.org/bugzilla/show_bug.cgi?id=16804
*/
/DISCARD/ : {
*(.discard)
@ -84,8 +85,4 @@ PHDRS
dynamic PT_DYNAMIC FLAGS(4); /* PF_R */
note PT_NOTE FLAGS(4); /* PF_R */
eh_frame_hdr PT_GNU_EH_FRAME;
#ifdef BUILD_VDSO32
vvar_sect PT_NULL FLAGS(4); /* PF_R */
hpet_sect PT_NULL FLAGS(4); /* PF_R */
#endif
}