Commit f0b0d88a authored by Randy Dunlap's avatar Randy Dunlap Committed by Masahiro Yamada

kbuild: modules_install: warn when missing System.map file

If there is no System.map file for "make modules_install",
scripts/depmod.sh will silently exit with success, having done
nothing.  Since this is an unexpected situation, change it to
report a Warning for the missing file.  The behavior is not
changed except for the Warning message.

The (previous) silent success and new Warning can be reproduced
by:
$ make mrproper; make defconfig
$ make modules; make modules_install

and since System.map is produced by "make vmlinux", the steps
above omit producing the System.map file.
Reported-by: 's avatarMasahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: 's avatarRandy Dunlap <rdunlap@infradead.org>
Signed-off-by: 's avatarMasahiro Yamada <yamada.masahiro@socionext.com>
parent 914b087f
......@@ -11,6 +11,7 @@ DEPMOD=$1
KERNELRELEASE=$2
if ! test -r System.map ; then
echo "Warning: modules_install: missing 'System.map' file. Skipping depmod." >&2
exit 0
fi
......
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