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-rw-r--r--Makefile12
1 files changed, 5 insertions, 7 deletions
diff --git a/Makefile b/Makefile
index fb94072fd80d..541f0c5b71c3 100644
--- a/Makefile
+++ b/Makefile
@@ -388,7 +388,7 @@ PYTHON = python
CHECK = sparse
CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
- -Wbitwise -Wno-return-void $(CF)
+ -Wbitwise -Wno-return-void -Wno-unknown-attribute $(CF)
NOSTDINC_FLAGS =
CFLAGS_MODULE =
AFLAGS_MODULE =
@@ -584,10 +584,9 @@ ifeq ($(KBUILD_EXTMOD),)
# To avoid any implicit rule to kick in, define an empty command
$(KCONFIG_CONFIG) include/config/auto.conf.cmd: ;
-# If .config is newer than include/config/auto.conf, someone tinkered
-# with it and forgot to run make oldconfig.
-# if auto.conf.cmd is missing then we are probably in a cleaned tree so
-# we execute the config step to be sure to catch updated Kconfig files
+# The actual configuration files used during the build are stored in
+# include/generated/ and include/config/. Update them if .config is newer than
+# include/config/auto.conf (which mirrors .config).
include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
$(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig
else
@@ -862,8 +861,7 @@ KBUILD_AFLAGS += $(ARCH_AFLAGS) $(KAFLAGS)
KBUILD_CFLAGS += $(ARCH_CFLAGS) $(KCFLAGS)
# Use --build-id when available.
-LDFLAGS_BUILD_ID := $(patsubst -Wl$(comma)%,%,\
- $(call cc-ldoption, -Wl$(comma)--build-id,))
+LDFLAGS_BUILD_ID := $(call ld-option, --build-id)
KBUILD_LDFLAGS_MODULE += $(LDFLAGS_BUILD_ID)
LDFLAGS_vmlinux += $(LDFLAGS_BUILD_ID)