mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-04 18:09:57 +00:00
Code Issues Releases Wiki Activity

Kbuild fixes for v4.12

Browse source 
- fix headers_install to not delete pre-existing headers
   in the install destination
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQIcBAABAgAGBQJZHb9GAAoJED2LAQed4NsGu90QAJpH18BHKVNLmT+E58tlv7hM
 MCEhM3eR+aXiJAjrGdfRwXLZWTwvnxfmmj5bxaKMRoET2J0loblfKq51A3qN7vtW
 bIY97mhSFVPZ5q0p6w+cLPW5m0SlZczr+jLMh0QzZgZ6ce+iOEC9ZbgoaWifaR+A
 R3cOS9wqiR7BQ+A3alziwc73bJbk8JLjcWn7PSpiMi5FBIWTw5ChHYvx4Ol0Gj9M
 MWKmYExSDdc/iHw5c79XWw2YlsJL7WTgknGbUBwJnZV3wPPKmcSqYIGVwf1/El2z
 ZAkk07xHs2Hjb1E/ITGo044cRfdsGChsVradX4219oeEBQmuWP1Ko7TGkE+4Aclg
 PnMKl9Xltph+vEcgR0hmPUyIwYn9vBPSaeJiSighDmBpRIBMWvj34z+YZI1786dL
 ZbJ7yRBp9fW59Sdt39hhr8mxLYkAw2nKdiXkbUilKz9ueIqHT8nZ4K/+rHCRFnk6
 OoaBXvLQNFbN9/poVwIZjP0gefRWzrhkAuZcV9gj2+eNzz2emH662rNR4s2lOVho
 9D5kF0efFcebYttJR2XU5FFwB/9JjYfbOWKzn+1G4++xRAboKa3jBC6oRNF8py4y
 ZVrYODhmx+VZ13OGz8NcTds2071Gck9rg5A7oelATo5dNopF8tIkcHvQIdibpg3z
 JJnXPGXrr9FwNUWBO8Sc
 =vhLf
 -----END PGP SIGNATURE-----

Merge tag 'kbuild-fixes-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fix from Masahiro Yamada:
 "Fix headers_install to not delete pre-existing headers in the install
  destination"

* tag 'kbuild-fixes-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kbuild: skip install/check of headers right under uapi directories
This commit is contained in:
Linus Torvalds 2017-05-18 11:17:34 -07:00
commit 5396a018f3
2 changed files with 28 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -1172,7 +1172,7 @@ headers_check_all: headers_install_all
PHONY += headers_check
headers_check: headers_install
$(Q)$(MAKE) $(hdr-inst)=include/uapi HDRCHECK=1
$(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi/ $(hdr-dst) HDRCHECK=1
$(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi $(hdr-dst) HDRCHECK=1
# ---------------------------------------------------------------------------
# Kernel selftest

43
scripts/Makefile.headersinst
View file

@ -8,6 +8,29 @@
#
# ==========================================================================
PHONY := __headers
__headers:
include scripts/Kbuild.include
srcdir := $(srctree)/$(obj)
subdirs := $(patsubst $(srcdir)/%/.,%,$(wildcard $(srcdir)/*/.))
# caller may set destination dir (when installing to asm/)
_dst := $(if $(dst),$(dst),$(obj))
# Recursion
__headers: $(subdirs)
.PHONY: $(subdirs)
$(subdirs):
$(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@
# Skip header install/check for include/uapi and arch/$(hdr-arch)/include/uapi.
# We have only sub-directories there.
skip-inst := $(if $(filter %/uapi,$(obj)),1)
ifeq ($(skip-inst),)
# generated header directory
gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj)))
@ -15,21 +38,14 @@ gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj)))
kbuild-file := $(srctree)/$(obj)/Kbuild
-include $(kbuild-file)
# called may set destination dir (when installing to asm/)
_dst := $(if $(dst),$(dst),$(obj))
old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild
ifneq ($(wildcard $(old-kbuild-file)),)
include $(old-kbuild-file)
endif
include scripts/Kbuild.include
installdir := $(INSTALL_HDR_PATH)/$(subst uapi/,,$(_dst))
srcdir := $(srctree)/$(obj)
gendir := $(objtree)/$(gen)
subdirs := $(patsubst $(srcdir)/%/.,%,$(wildcard $(srcdir)/*/.))
header-files := $(notdir $(wildcard $(srcdir)/*.h))
header-files += $(notdir $(wildcard $(srcdir)/*.agh))
header-files := $(filter-out $(no-export-headers), $(header-files))
@ -88,11 +104,9 @@ quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files)
$(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \
touch $@
PHONY += __headersinst __headerscheck
ifndef HDRCHECK
# Rules for installing headers
__headersinst: $(subdirs) $(install-file)
__headers: $(install-file)
@:
targets += $(install-file)
@ -104,7 +118,7 @@ $(install-file): scripts/headers_install.sh \
$(call if_changed,install)
else
__headerscheck: $(subdirs) $(check-file)
__headers: $(check-file)
@:
targets += $(check-file)
@ -113,11 +127,6 @@ $(check-file): scripts/headers_check.pl $(output-files) FORCE
endif
# Recursion
.PHONY: $(subdirs)
$(subdirs):
$(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@
targets := $(wildcard $(sort $(targets)))
cmd_files := $(wildcard \
$(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd))
@ -126,6 +135,8 @@ ifneq ($(cmd_files),)
include $(cmd_files)
endif
endif # skip-inst
.PHONY: $(PHONY)
PHONY += FORCE
FORCE: ;