powerpc: exported functions __clear_user and copy_page use r2 so need _GLOBAL_TOC()

PATCH New Anton Blanchard 1 participant 1 message Jun 4, 2014 PowerPC

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Anton Blanchard

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2014-06-04 22:04 UTC #0 lore raw

PATCH 1/1 powerpc: exported functions __clear_user and copy_page use r2 so need _GLOBAL_TOC()

__clear_user and copy_page load from the TOC and are also exported to modules. This means we have to use _GLOBAL_TOC() so that we create the global entry point that sets up the TOC.

Signed-off-by Anton Blanchard <[email protected]>

---

arch/powerpc/lib/copypage_64.S +1 -1

Index: b/arch/powerpc/lib/copypage_64.S
===================================================================
@@ -16,7 +16,7 @@ PPC64_CACHES:
         .tc             ppc64_caches[TC],ppc64_caches
         .section        ".text"
 
-_GLOBAL(copy_page)
+_GLOBAL_TOC(copy_page)
 BEGIN_FTR_SECTION
 	lis	r5,PAGE_SIZE@h
 FTR_SECTION_ELSE

arch/powerpc/lib/string_64.S +1 -1

Index: b/arch/powerpc/lib/string_64.S
===================================================================
@@ -77,7 +77,7 @@ err3;	stb	r0,0(r3)
 	mr	r3,r4
 	blr
 
-_GLOBAL(__clear_user)
+_GLOBAL_TOC(__clear_user)
 	cmpdi	r4,32
 	neg	r6,r3
 	li	r0,0