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authorAndi Kleen <ak@linux.intel.com>2014-02-08 09:01:11 +0100
committerH. Peter Anvin <hpa@linux.intel.com>2014-02-13 20:24:56 -0800
commit77ab21adae509c5540956729e2d03bc1a59bc82a (patch)
treed616231793b2ccd04b18d980e5716e98e8177cec
parent58edae3aac9f2ccd1afb12ea08127e840a0a706c (diff)
downloadlinux-77ab21adae509c5540956729e2d03bc1a59bc82a.tar.bz2
Kbuild, lto, workaround: Don't warn for initcall_reference in modpost
This reference is discarded, but can cause warnings when it refers to exit. Ignore for now. This is a workaround and can be removed once we get rid of -fno-toplevel-reorder Signed-off-by: Andi Kleen <ak@linux.intel.com> Link: http://lkml.kernel.org/r/1391846481-31491-7-git-send-email-ak@linux.intel.com Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
-rw-r--r--scripts/mod/modpost.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 40610984a1b5..1f1b1549f33f 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -1455,6 +1455,10 @@ static void check_section_mismatch(const char *modname, struct elf_info *elf,
to = find_elf_symbol(elf, r->r_addend, sym);
tosym = sym_name(elf, to);
+ if (!strncmp(fromsym, "reference___initcall",
+ sizeof("reference___initcall")-1))
+ return;
+
/* check whitelist - we may ignore it */
if (secref_whitelist(mismatch,
fromsec, fromsym, tosec, tosym)) {