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powerpc/module: Add support for R_PPC64_REL32 relocations

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We haven't seen these before, but the soon to be merged relative
exception tables support causes them to be generated.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2016-10-26 14:51:12 +11:00
parent e3f2c6c393
commit 9f751b82b4
1 changed files with 5 additions and 0 deletions
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arch/powerpc/kernel/module_64.c
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@ -652,6 +652,11 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
*location = value - (unsigned long)location;
break;
case R_PPC64_REL32:
/* 32 bits relative (used by relative exception tables) */
*(u32 *)location = value - (unsigned long)location;
break;
case R_PPC64_TOCSAVE:
/*
* Marker reloc indicates we don't have to save r2.