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authorKieran Bingham <kieran@ksquared.org.uk>2016-07-14 12:06:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-15 14:54:27 +0900
commit834a35296ab0a850e22cda1059e4c05b091c4ad9 (patch)
tree430bdcdb0d6be8c8057598c7a426df608d497041 /scripts/gdb
parentabb035b48270b226356552486c6de2b1652bdb90 (diff)
downloadop-kernel-dev-834a35296ab0a850e22cda1059e4c05b091c4ad9.zip
op-kernel-dev-834a35296ab0a850e22cda1059e4c05b091c4ad9.tar.gz
scripts/gdb: rebuild constants.py on dependancy change
The autogenerated constants.py file was only being built on the initial call, and if the constants.py.in file changed. As we are utilising the CPP hooks, we can successfully use the call if_changed_dep rules to determine when to rebuild the file based on it's inclusions. Link: http://lkml.kernel.org/r/1467127337-11135-3-git-send-email-kieran@bingham.xyz Signed-off-by: Kieran Bingham <kieran@bingham.xyz> Reported-by: Jan Kiszka <jan.kiszka@web.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/gdb')
-rw-r--r--scripts/gdb/linux/Makefile5
1 files changed, 3 insertions, 2 deletions
diff --git a/scripts/gdb/linux/Makefile b/scripts/gdb/linux/Makefile
index 7a33556..8b00031 100644
--- a/scripts/gdb/linux/Makefile
+++ b/scripts/gdb/linux/Makefile
@@ -13,8 +13,9 @@ quiet_cmd_gen_constants_py = GEN $@
$(CPP) -E -x c -P $(c_flags) $< > $@ ;\
sed -i '1,/<!-- end-c-headers -->/d;' $@
-$(obj)/constants.py: $(SRCTREE)/$(obj)/constants.py.in
- $(call if_changed,gen_constants_py)
+targets += constants.py
+$(obj)/constants.py: $(SRCTREE)/$(obj)/constants.py.in FORCE
+ $(call if_changed_dep,gen_constants_py)
build_constants_py: $(obj)/constants.py
@:
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