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authorAndreas Schwab <schwab@linux-m68k.org>2013-12-30 15:31:17 +0100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-01-15 13:46:43 +1100
commit8fe9c93e7453e67b8bd09f263ec1bb0783c733fc (patch)
treeed2ad17b085d320d7acd24a32e531fb2a05363b4 /scripts
parentdece8ada993e1764a115bdff0f1effffaa5fc8dc (diff)
downloadlinux-8fe9c93e7453e67b8bd09f263ec1bb0783c733fc.tar.gz
powerpc: Add vr save/restore functions
GCC 4.8 now generates out-of-line vr save/restore functions when optimizing for size. They are needed for the raid6 altivec support. Signed-off-by: Andreas Schwab <schwab@linux-m68k.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/mod/modpost.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 17855761e6b..40610984a1b 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -584,12 +584,16 @@ static int ignore_undef_symbol(struct elf_info *info, const char *symname)
if (strncmp(symname, "_restgpr_", sizeof("_restgpr_") - 1) == 0 ||
strncmp(symname, "_savegpr_", sizeof("_savegpr_") - 1) == 0 ||
strncmp(symname, "_rest32gpr_", sizeof("_rest32gpr_") - 1) == 0 ||
- strncmp(symname, "_save32gpr_", sizeof("_save32gpr_") - 1) == 0)
+ strncmp(symname, "_save32gpr_", sizeof("_save32gpr_") - 1) == 0 ||
+ strncmp(symname, "_restvr_", sizeof("_restvr_") - 1) == 0 ||
+ strncmp(symname, "_savevr_", sizeof("_savevr_") - 1) == 0)
return 1;
if (info->hdr->e_machine == EM_PPC64)
/* Special register function linked on all modules during final link of .ko */
if (strncmp(symname, "_restgpr0_", sizeof("_restgpr0_") - 1) == 0 ||
- strncmp(symname, "_savegpr0_", sizeof("_savegpr0_") - 1) == 0)
+ strncmp(symname, "_savegpr0_", sizeof("_savegpr0_") - 1) == 0 ||
+ strncmp(symname, "_restvr_", sizeof("_restvr_") - 1) == 0 ||
+ strncmp(symname, "_savevr_", sizeof("_savevr_") - 1) == 0)
return 1;
/* Do not ignore this symbol */
return 0;