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kbuild: make sure autoksyms.h exists early

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Some people are able to trigger a race where autoksyms.h is used before
its empty version is even created.  Let's create it at the same time as
the directory holding it is created.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Prarit Bhargava <prarit@redhat.com>
Tested-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nicolas Pitre 2016-11-30 17:41:58 -05:00 committed by Linus Torvalds
parent 43c4f67c96
commit d3fc425e81
2 changed files with 2 additions and 2 deletions
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2
Makefile
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@ -1019,8 +1019,6 @@ prepare2: prepare3 prepare-compiler-check outputmakefile asm-generic
prepare1: prepare2 $(version_h) include/generated/utsrelease.h \
include/config/auto.conf
$(cmd_crmodverdir)
$(Q)test -e include/generated/autoksyms.h || \
touch include/generated/autoksyms.h
archprepare: archheaders archscripts prepare1 scripts_basic

2
scripts/kconfig/Makefile
View File

@ -35,6 +35,8 @@ nconfig: $(obj)/nconf
silentoldconfig: $(obj)/conf
$(Q)mkdir -p include/config include/generated
$(Q)test -e include/generated/autoksyms.h || \
touch include/generated/autoksyms.h
$< $(silent) --$@ $(Kconfig)
localyesconfig localmodconfig: $(obj)/streamline_config.pl $(obj)/conf