X-Git-Url: http://git.alex.org.uk

diff --git a/Makefile b/Makefile
index 48bd1f5..de0dcd3 100644
--- a/Makefile
+++ b/Makefile
@@ -65,6 +65,20 @@ ifndef KBUILD_CHECKSRC
   KBUILD_CHECKSRC = 0
 endif
 
+# Call message checker as part of the C compilation
+#
+# Use 'make D=1' to enable checking
+# Use 'make D=2' to create the message catalog
+
+ifdef D
+  ifeq ("$(origin D)", "command line")
+    KBUILD_KMSG_CHECK = $(D)
+  endif
+endif
+ifndef KBUILD_KMSG_CHECK
+  KBUILD_KMSG_CHECK = 0
+endif
+
 # Use make M=dir to specify directory of external module to build
 # Old syntax make ... SUBDIRS=$PWD is still supported
 # Setting the environment variable KBUILD_EXTMOD take precedence
@@ -347,6 +361,7 @@ CHECK		= sparse
 
 CHECKFLAGS     := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
 		  -Wbitwise -Wno-return-void $(CF)
+KMSG_CHECK	= $(srctree)/scripts/kmsg-doc
 CFLAGS_MODULE   =
 AFLAGS_MODULE   =
 LDFLAGS_MODULE  =
@@ -376,6 +391,11 @@ KBUILD_AFLAGS_MODULE  := -DMODULE
 KBUILD_CFLAGS_MODULE  := -DMODULE
 KBUILD_LDFLAGS_MODULE := -T $(srctree)/scripts/module-common.lds
 
+# Warn about unsupported modules in kernels built inside Autobuild
+ifneq ($(wildcard /.buildenv),)
+CFLAGS		+= -DUNSUPPORTED_MODULES=2
+endif
+
 # Read KERNELRELEASE from include/config/kernel.release (if it exists)
 KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
 KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION)
@@ -392,6 +412,7 @@ export KBUILD_AFLAGS AFLAGS_KERNEL AFLAGS_MODULE
 export KBUILD_AFLAGS_MODULE KBUILD_CFLAGS_MODULE KBUILD_LDFLAGS_MODULE
 export KBUILD_AFLAGS_KERNEL KBUILD_CFLAGS_KERNEL
 export KBUILD_ARFLAGS
+export KBUILD_KMSG_CHECK KMSG_CHECK
 
 # When compiling out-of-tree modules, put MODVERDIR in the module
 # tree rather than in the kernel tree. The kernel tree might
@@ -592,6 +613,11 @@ KBUILD_CFLAGS	+= -fomit-frame-pointer
 endif
 endif
 
+ifdef CONFIG_UNWIND_INFO
+KBUILD_CFLAGS	+= -fasynchronous-unwind-tables
+LDFLAGS_vmlinux	+= --eh-frame-hdr
+endif
+
 ifdef CONFIG_DEBUG_INFO
 KBUILD_CFLAGS	+= -g
 KBUILD_AFLAGS	+= -gdwarf-2
@@ -1027,7 +1053,7 @@ depend dep:
 
 # ---------------------------------------------------------------------------
 # Firmware install
-INSTALL_FW_PATH=$(INSTALL_MOD_PATH)/lib/firmware
+INSTALL_FW_PATH=$(INSTALL_MOD_PATH)/lib/firmware/$(KERNELRELEASE)
 export INSTALL_FW_PATH
 
 PHONY += firmware_install