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alpha: support R_ALPHA_REFLONG relocations for module loading

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Since commit 71810db27c (modversions: treat symbol CRCs
as 32 bit quantities) R_ALPHA_REFLONG relocations can be required
to load modules. This implements it.

Tested-by: Bob Tracy <rct@gherkin.frus.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Michael Cree <mcree@orcon.net.nz>
Signed-off-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Michael Cree 2017-06-24 13:37:02 +12:00 committed by Matt Turner
parent 4606f68faf
commit 4f61e0781b
1 changed files with 3 additions and 0 deletions
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3
arch/alpha/kernel/module.c
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@ -181,6 +181,9 @@ apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab,
switch (r_type) {
case R_ALPHA_NONE:
break;
case R_ALPHA_REFLONG:
*(u32 *)location = value;
break;
case R_ALPHA_REFQUAD:
/* BUG() can produce misaligned relocations. */
((u32 *)location)[0] = value;