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authorSami Tolvanen <samitolvanen@google.com>2022-06-16 19:57:59 +0000
committerMasahiro Yamada <masahiroy@kernel.org>2022-06-26 06:15:05 +0900
commitff139766764675b9df12bcbc8928a02149b7ba95 (patch)
tree7cc9f1dec4cb10f138cb6be88c618f2a6982c93d /scripts
parent53632ba87d9f302a8d97a11ec2f4f4eec7bb75ea (diff)
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kbuild: Ignore __this_module in gen_autoksyms.sh
Module object files can contain an undefined reference to __this_module, which isn't resolved until we link the final .ko. The kernel doesn't export this symbol, so ignore it in gen_autoksyms.sh. Signed-off-by: Sami Tolvanen <samitolvanen@google.com> Tested-by: Steve Muckle <smuckle@google.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Ramji Jiyani <ramjiyani@google.com>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/gen_autoksyms.sh3
1 files changed, 3 insertions, 0 deletions
diff --git a/scripts/gen_autoksyms.sh b/scripts/gen_autoksyms.sh
index faacf7062122..653fadbad302 100755
--- a/scripts/gen_autoksyms.sh
+++ b/scripts/gen_autoksyms.sh
@@ -56,4 +56,7 @@ EOT
# point addresses.
sed -e 's/^\.//' |
sort -u |
+# Ignore __this_module. It's not an exported symbol, and will be resolved
+# when the final .ko's are linked.
+grep -v '^__this_module$' |
sed -e 's/\(.*\)/#define __KSYM_\1 1/' >> "$output_file"