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| author | Andreas Schwab <schwab@linux-m68k.org> | 2013-12-30 15:31:17 +0100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-01-15 13:46:43 +1100 |
| commit | 8fe9c93e7453e67b8bd09f263ec1bb0783c733fc (patch) | |
| tree | ed2ad17b085d320d7acd24a32e531fb2a05363b4 /scripts | |
| parent | dece8ada993e1764a115bdff0f1effffaa5fc8dc (diff) | |
| download | lwn-8fe9c93e7453e67b8bd09f263ec1bb0783c733fc.tar.gz lwn-8fe9c93e7453e67b8bd09f263ec1bb0783c733fc.zip | |
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.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 17855761e6b7..40610984a1b5 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; |