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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-28 10:35:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-28 10:35:04 -0700
commit8e61ea11c23b108c8ce062f791dfa737896da346 (patch)
tree18c284e15a6ef26d56cfb0fdb152efa9c9014712
parent04ce9318898b294001459b5d705795085a9eac64 (diff)
parentb25e8a23d4ea7e8ade2c349c22efe88da88c0988 (diff)
Merge tag 'kbuild-fixes-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada: - add compile_commands.json to .gitignore - fix false-positive warning from gen_compile_commands.py after allnoconfig build - remove unused code * tag 'kbuild-fixes-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kbuild: remove unused single-used-m gen_compile_commands: lower the entry count threshold .gitignore: Add compilation database file kbuild: remove unused objectify macro
-rw-r--r--.gitignore3
-rw-r--r--scripts/Kbuild.include3
-rw-r--r--scripts/Makefile.lib2
-rwxr-xr-xscripts/gen_compile_commands.py4
4 files changed, 5 insertions, 7 deletions
diff --git a/.gitignore b/.gitignore
index 8f5422cba6e2..2030c7a4d2f8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -142,3 +142,6 @@ x509.genkey
# Kdevelop4
*.kdev4
+
+# Clang's compilation database file
+/compile_commands.json
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 77c742fa4fb1..4b0432e095ae 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -190,9 +190,6 @@ echo-cmd = $(if $($(quiet)cmd_$(1)),\
# printing commands
cmd = @set -e; $(echo-cmd) $(cmd_$(1))
-# Add $(obj)/ for paths that are not absolute
-objectify = $(foreach o,$(1),$(if $(filter /%,$(o)),$(o),$(obj)/$(o)))
-
###
# if_changed - execute command if any prerequisite is newer than
# target, or command line has changed
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 5241d0751eb0..41c50f9461e5 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -45,7 +45,6 @@ subdir-ym := $(sort $(subdir-y) $(subdir-m))
multi-used-y := $(sort $(foreach m,$(obj-y), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y))), $(m))))
multi-used-m := $(sort $(foreach m,$(obj-m), $(if $(strip $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m))), $(m))))
multi-used := $(multi-used-y) $(multi-used-m)
-single-used-m := $(sort $(filter-out $(multi-used-m),$(obj-m)))
# $(subdir-obj-y) is the list of objects in $(obj-y) which uses dir/ to
# tell kbuild to descend
@@ -91,7 +90,6 @@ lib-y := $(addprefix $(obj)/,$(lib-y))
subdir-obj-y := $(addprefix $(obj)/,$(subdir-obj-y))
real-obj-y := $(addprefix $(obj)/,$(real-obj-y))
real-obj-m := $(addprefix $(obj)/,$(real-obj-m))
-single-used-m := $(addprefix $(obj)/,$(single-used-m))
multi-used-m := $(addprefix $(obj)/,$(multi-used-m))
subdir-ym := $(addprefix $(obj)/,$(subdir-ym))
diff --git a/scripts/gen_compile_commands.py b/scripts/gen_compile_commands.py
index 7915823b92a5..c458696ef3a7 100755
--- a/scripts/gen_compile_commands.py
+++ b/scripts/gen_compile_commands.py
@@ -21,9 +21,9 @@ _LINE_PATTERN = r'^cmd_[^ ]*\.o := (.* )([^ ]*\.c)$'
_VALID_LOG_LEVELS = ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL']
# A kernel build generally has over 2000 entries in its compile_commands.json
-# database. If this code finds 500 or fewer, then warn the user that they might
+# database. If this code finds 300 or fewer, then warn the user that they might
# not have all the .cmd files, and they might need to compile the kernel.
-_LOW_COUNT_THRESHOLD = 500
+_LOW_COUNT_THRESHOLD = 300
def parse_arguments():

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