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powerpc: Add _GLOBAL_TOC for ABIv2 assembly functions exported to modules

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If an assembly function that calls back into c code is exported to
modules, we need to ensure r2 is setup correctly. There are only
two places crazy enough to do it (two of which are my fault).

Signed-off-by: Anton Blanchard <anton@samba.org>
This commit is contained in:
Anton Blanchard
2014-04-03 16:01:11 +11:00
parent 008d7a914e
commit 169c7cee31
3 changed files with 14 additions and 2 deletions
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2
arch/powerpc/lib/copyuser_64.S
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@@ -18,7 +18,7 @@
#endif
.align 7
_GLOBAL(__copy_tofrom_user)
_GLOBAL_TOC(__copy_tofrom_user)
BEGIN_FTR_SECTION
nop
FTR_SECTION_ELSE

2
arch/powerpc/lib/memcpy_64.S
View File

@@ -10,7 +10,7 @@
#include <asm/ppc_asm.h>
.align 7
_GLOBAL(memcpy)
_GLOBAL_TOC(memcpy)
BEGIN_FTR_SECTION
std r3,-STACKFRAMESIZE+STK_REG(R31)(r1) /* save destination pointer for return value */
FTR_SECTION_ELSE