diff options
| author | Thomas Gleixner <[email protected]> | 2021-09-11 00:38:47 +0200 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2021-09-11 00:38:47 +0200 |
| commit | c2f4954c2d3fc4f77b46c67585e17a58df4ba8e4 (patch) | |
| tree | 533a2077028e02a851e51ad509a0aa3a9107999f /scripts/Kbuild.include | |
| parent | 4b92d4add5f6dcf21275185c997d6ecb800054cd (diff) | |
| parent | 926de8c4326c14fcf35f1de142019043597a4fac (diff) | |
Merge branch 'linus' into smp/urgent
Ensure that all usage sites of get/put_online_cpus() except for the
struggler in drivers/thermal are gone. So the last user and the deprecated
inlines can be removed.
Diffstat (limited to 'scripts/Kbuild.include')
| -rw-r--r-- | scripts/Kbuild.include | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index f247e691562d..cdec22088423 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -57,6 +57,7 @@ kecho := $($(quiet)kecho) # - If the content differ the new file is used # - If they are equal no change, and no timestamp update define filechk + $(check-FORCE) $(Q)set -e; \ mkdir -p $(dir $@); \ trap "rm -f $(dot-target).tmp" EXIT; \ @@ -130,13 +131,19 @@ make-cmd = $(call escsq,$(subst $(pound),$$(pound),$(subst $$,$$$$,$(cmd_$(1)))) # PHONY targets skipped in both cases. newer-prereqs = $(filter-out $(PHONY),$?) +# It is a typical mistake to forget the FORCE prerequisite. Check it here so +# no more breakage will slip in. +check-FORCE = $(if $(filter FORCE, $^),,$(warning FORCE prerequisite is missing)) + +if-changed-cond = $(newer-prereqs)$(cmd-check)$(check-FORCE) + # Execute command if command has changed or prerequisite(s) are updated. -if_changed = $(if $(newer-prereqs)$(cmd-check), \ +if_changed = $(if $(if-changed-cond), \ $(cmd); \ printf '%s\n' 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd, @:) # Execute the command and also postprocess generated .d dependencies file. -if_changed_dep = $(if $(newer-prereqs)$(cmd-check),$(cmd_and_fixdep),@:) +if_changed_dep = $(if $(if-changed-cond),$(cmd_and_fixdep),@:) cmd_and_fixdep = \ $(cmd); \ @@ -146,7 +153,7 @@ cmd_and_fixdep = \ # Usage: $(call if_changed_rule,foo) # Will check if $(cmd_foo) or any of the prerequisites changed, # and if so will execute $(rule_foo). -if_changed_rule = $(if $(newer-prereqs)$(cmd-check),$(rule_$(1)),@:) +if_changed_rule = $(if $(if-changed-cond),$(rule_$(1)),@:) ### # why - tell why a target got built |