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authorIngo Molnar <mingo@elte.hu>2010-06-18 08:53:12 (GMT)
committerIngo Molnar <mingo@elte.hu>2010-06-18 08:53:19 (GMT)
commit646b1db4956ba8bf748b835b5eba211133d91c2e (patch)
tree061166d873d9da9cf83044a7593ad111787076c5 /Makefile
parent0f2c3de2ba110626515234d5d584fb1b0c0749a2 (diff)
parent7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff)
Merge commit 'v2.6.35-rc3' into perf/core
Merge reason: Go from -rc1 base to -rc3 base, merge in fixes.
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile67
1 files changed, 41 insertions, 26 deletions
diff --git a/Makefile b/Makefile
index 6e186a1..865718f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 35
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc3
NAME = Sheep on Meth
# *DOCUMENTATION*
@@ -183,11 +183,14 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
# CROSS_COMPILE can be set on the command line
# make CROSS_COMPILE=ia64-linux-
# Alternatively CROSS_COMPILE can be set in the environment.
+# A third alternative is to store a setting in .config so that plain
+# "make" in the configured kernel build directory always uses that.
# Default value for CROSS_COMPILE is not to prefix executables
# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
export KBUILD_BUILDHOST := $(SUBARCH)
ARCH ?= $(SUBARCH)
CROSS_COMPILE ?=
+CROSS_COMPILE ?= $(CONFIG_CROSS_COMPILE:"%"=%)
# Architecture as present in compile.h
UTS_MACHINE := $(ARCH)
@@ -576,9 +579,6 @@ KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
# disable invalid "can't wrap" optimizations for signed / pointers
KBUILD_CFLAGS += $(call cc-option,-fno-strict-overflow)
-# revert to pre-gcc-4.4 behaviour of .eh_frame
-KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
-
# conserve stack if available
KBUILD_CFLAGS += $(call cc-option,-fconserve-stack)
@@ -882,9 +882,6 @@ $(sort $(vmlinux-init) $(vmlinux-main)) $(vmlinux-lds): $(vmlinux-dirs) ;
PHONY += $(vmlinux-dirs)
$(vmlinux-dirs): prepare scripts
$(Q)$(MAKE) $(build)=$@
-ifdef CONFIG_MODULES
- $(Q)$(MAKE) $(modbuiltin)=$@
-endif
# Build the kernel release string
#
@@ -907,14 +904,19 @@ endif
# $(localver)
# localversion* (files without backups, containing '~')
# $(CONFIG_LOCALVERSION) (from kernel config setting)
-# $(localver-auto) (only if CONFIG_LOCALVERSION_AUTO is set)
-# ./scripts/setlocalversion (SCM tag, if one exists)
-# $(LOCALVERSION) (from make command line if provided)
+# $(LOCALVERSION) (from make command line, if provided)
+# $(localver-extra)
+# $(scm-identifier) (unique SCM tag, if one exists)
+# ./scripts/setlocalversion (only with CONFIG_LOCALVERSION_AUTO)
+# .scmversion (only with CONFIG_LOCALVERSION_AUTO)
+# + (only without CONFIG_LOCALVERSION_AUTO
+# and without LOCALVERSION= and
+# repository is at non-tagged commit)
#
-# Note how the final $(localver-auto) string is included *only* if the
-# kernel config option CONFIG_LOCALVERSION_AUTO is selected. Also, at the
-# moment, only git is supported but other SCMs can edit the script
-# scripts/setlocalversion and add the appropriate checks as needed.
+# For kernels without CONFIG_LOCALVERSION_AUTO compiled from an SCM that has
+# been revised beyond a tagged commit, `+' is appended to the version string
+# when not overridden by using "make LOCALVERSION=". This indicates that the
+# kernel is not a vanilla release version and has been modified.
pattern = ".*/localversion[^~]*"
string = $(shell cat /dev/null \
@@ -923,26 +925,32 @@ string = $(shell cat /dev/null \
localver = $(subst $(space),, $(string) \
$(patsubst "%",%,$(CONFIG_LOCALVERSION)))
-# If CONFIG_LOCALVERSION_AUTO is set scripts/setlocalversion is called
-# and if the SCM is know a tag from the SCM is appended.
-# The appended tag is determined by the SCM used.
+# scripts/setlocalversion is called to create a unique identifier if the source
+# is managed by a known SCM and the repository has been revised since the last
+# tagged (release) commit. The format of the identifier is determined by the
+# SCM's implementation.
#
# .scmversion is used when generating rpm packages so we do not loose
# the version information from the SCM when we do the build of the kernel
# from the copied source
-ifdef CONFIG_LOCALVERSION_AUTO
-
ifeq ($(wildcard .scmversion),)
- _localver-auto = $(shell $(CONFIG_SHELL) \
+ scm-identifier = $(shell $(CONFIG_SHELL) \
$(srctree)/scripts/setlocalversion $(srctree))
else
- _localver-auto = $(shell cat .scmversion 2> /dev/null)
+ scm-identifier = $(shell cat .scmversion 2> /dev/null)
endif
- localver-auto = $(LOCALVERSION)$(_localver-auto)
+ifdef CONFIG_LOCALVERSION_AUTO
+ localver-extra = $(scm-identifier)
+else
+ ifneq ($(scm-identifier),)
+ ifeq ($(LOCALVERSION),)
+ localver-extra = +
+ endif
+ endif
endif
-localver-full = $(localver)$(localver-auto)
+localver-full = $(localver)$(LOCALVERSION)$(localver-extra)
# Store (new) KERNELRELASE string in include/config/kernel.release
kernelrelease = $(KERNELVERSION)$(localver-full)
@@ -1087,13 +1095,18 @@ all: modules
# using awk while concatenating to the final file.
PHONY += modules
-modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
+modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux) modules.builtin
$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
- $(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.builtin) > $(objtree)/modules.builtin
@$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modbuild
+modules.builtin: $(vmlinux-dirs:%=%/modules.builtin)
+ $(Q)$(AWK) '!x[$$0]++' $^ > $(objtree)/modules.builtin
+
+%/modules.builtin: include/config/auto.conf
+ $(Q)$(MAKE) $(modbuiltin)=$*
+
# Target to prepare building external modules
PHONY += modules_prepare
@@ -1249,7 +1262,9 @@ help:
@echo ' firmware_install- Install all firmware to INSTALL_FW_PATH'
@echo ' (default: $$(INSTALL_MOD_PATH)/lib/firmware)'
@echo ' dir/ - Build all files in dir and below'
- @echo ' dir/file.[ois] - Build specified target only'
+ @echo ' dir/file.[oisS] - Build specified target only'
+ @echo ' dir/file.lst - Build specified mixed source/assembly target only'
+ @echo ' (requires a recent binutils and recent build (System.map))'
@echo ' dir/file.ko - Build module including final link'
@echo ' modules_prepare - Set up for building external modules'
@echo ' tags/TAGS - Generate tags file for editors'

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