8 files changed, 8 insertions, 10 deletions
diff --git a/meta/conf/machine/include/arm/arch-armv4.inc b/meta/conf/machine/include/arm/arch-armv4.inc
index fcd56d72d9..5940467ae5 100644
--- a/meta/conf/machine/include/arm/arch-armv4.inc
+++ b/meta/conf/machine/include/arm/arch-armv4.inc
@@ -9,7 +9,7 @@ FIX_V4BX_ARMV4 = "${@bb.utils.contains("TUNE_FEATURES", "armv4", "--fix-v4bx", "
 FIX_V4BX_ARMV5 = "${@bb.utils.contains("TUNE_FEATURES", "armv5", "", "${FIX_V4BX_ARMV4}", d)}"
 FIX_V4BX = "${@bb.utils.contains("TUNE_FEATURES", "thumb", "", "${FIX_V4BX_ARMV5}", d)}"
 TARGET_LD_KERNEL_ARCH += "${FIX_V4BX}"
-MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "armv4", ":armv4", "" ,d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "armv4", "armv4:", "" ,d)}"
 
 require conf/machine/include/arm/arch-arm.inc
 require conf/machine/include/arm/feature-arm-thumb.inc
diff --git a/meta/conf/machine/include/arm/arch-armv5.inc b/meta/conf/machine/include/arm/arch-armv5.inc
index 5fdfa237ce..33fe401ee1 100644
--- a/meta/conf/machine/include/arm/arch-armv5.inc
+++ b/meta/conf/machine/include/arm/arch-armv5.inc
@@ -3,7 +3,7 @@ DEFAULTTUNE ?= "armv5"
 TUNEVALID[armv5] = "Enable instructions for ARMv5"
 TUNECONFLICTS[armv5] = "armv4"
 TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "armv5", "-march=armv5${ARMPKGSFX_THUMB}${ARMPKGSFX_DSP}", "", d)}"
-MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "armv5", ":armv5", "" ,d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "armv5", "armv5:", "" ,d)}"
 
 ARMPKGSFX_DSP = "${@bb.utils.contains("TUNE_FEATURES", [ "armv5", "dsp" ], "e", "", d)}"
 
diff --git a/meta/conf/machine/include/arm/arch-armv6.inc b/meta/conf/machine/include/arm/arch-armv6.inc
index ea6d73d0f7..882400ed0d 100644
--- a/meta/conf/machine/include/arm/arch-armv6.inc
+++ b/meta/conf/machine/include/arm/arch-armv6.inc
@@ -3,7 +3,7 @@ DEFAULTTUNE ?= "armv6"
 TUNEVALID[armv6] = "Enable instructions for ARMv6"
 TUNECONFLICTS[armv6] = "armv4 armv5"
 TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "armv6", "-march=armv6", "", d)}"
-MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "armv6", ":armv6", "" ,d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "armv6", "armv6:", "" ,d)}"
 
 require conf/machine/include/arm/arch-armv5-dsp.inc
 
diff --git a/meta/conf/machine/include/arm/arch-armv7a.inc b/meta/conf/machine/include/arm/arch-armv7a.inc
index a8ebd8219b..e876f33ddc 100644
--- a/meta/conf/machine/include/arm/arch-armv7a.inc
+++ b/meta/conf/machine/include/arm/arch-armv7a.inc
@@ -3,7 +3,7 @@ DEFAULTTUNE ?= "armv7a"
 TUNEVALID[armv7a] = "Enable instructions for ARMv7-a"
 TUNECONFLICTS[armv7a] = "armv4 armv5 armv6 armv7"
 TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "armv7a", "-march=armv7-a", "", d)}"
-MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "armv7a", ":armv7a", "" ,d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "armv7a", "armv7a:", "" ,d)}"
 
 require conf/machine/include/arm/arch-armv6.inc
 require conf/machine/include/arm/feature-arm-neon.inc
diff --git a/meta/conf/machine/include/ia32/arch-ia32.inc b/meta/conf/machine/include/ia32/arch-ia32.inc
index 15f67d7c62..a817bfd967 100644
--- a/meta/conf/machine/include/ia32/arch-ia32.inc
+++ b/meta/conf/machine/include/ia32/arch-ia32.inc
@@ -14,7 +14,7 @@ TUNEVALID[m32] = "IA32 ELF32 standard ABI"
 TUNECONFLICTS[m32] = "m64 mx32"
 TUNE_ARCH .= "${@bb.utils.contains("TUNE_FEATURES", "m32", "${X86ARCH32}", "" ,d)}"
 TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "m32", "-m32", "", d)}"
-MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "m32", ":x86", "" ,d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "m32", "x86:", "" ,d)}"
 
 # x32 ABI
 TUNEVALID[mx32] = "IA32e (x86_64) ELF32 standard ABI"
diff --git a/meta/conf/machine/include/qemu.inc b/meta/conf/machine/include/qemu.inc
index 29caec9559..637f4efe51 100644
--- a/meta/conf/machine/include/qemu.inc
+++ b/meta/conf/machine/include/qemu.inc
@@ -12,7 +12,7 @@ XSERVER ?= "xserver-xorg \
 
 MACHINE_FEATURES = "apm alsa pcmcia bluetooth irda usbgadget screen"
 
-MACHINEOVERRIDES .= ":qemuall"
+MACHINEOVERRIDES =. "qemuall:"
 
 IMAGE_FSTYPES += "tar.bz2 ext3"
 
diff --git a/meta/conf/machine/qemux86-64.conf b/meta/conf/machine/qemux86-64.conf
index 23a710848e..90007fb26e 100644
--- a/meta/conf/machine/qemux86-64.conf
+++ b/meta/conf/machine/qemux86-64.conf
@@ -7,6 +7,7 @@ PREFERRED_PROVIDER_virtual/libgl ?= "mesa"
 PREFERRED_PROVIDER_virtual/libgles1 ?= "mesa"
 PREFERRED_PROVIDER_virtual/libgles2 ?= "mesa"
 
+require conf/machine/include/qemu.inc
 require conf/machine/include/tune-x86_64.inc
 
 KERNEL_IMAGETYPE = "bzImage"
@@ -20,8 +21,6 @@ XSERVER ?= "xserver-xorg \
            xf86-input-evdev \
            xf86-video-vmware"
 
-require conf/machine/include/qemu.inc
-
 MACHINE_FEATURES += "x86"
 
 MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "v86d"
diff --git a/meta/conf/machine/qemux86.conf b/meta/conf/machine/qemux86.conf
index d13dc847f0..7a7cbfde8b 100644
--- a/meta/conf/machine/qemux86.conf
+++ b/meta/conf/machine/qemux86.conf
@@ -7,6 +7,7 @@ PREFERRED_PROVIDER_virtual/libgl ?= "mesa"
 PREFERRED_PROVIDER_virtual/libgles1 ?= "mesa"
 PREFERRED_PROVIDER_virtual/libgles2 ?= "mesa"
 
+require conf/machine/include/qemu.inc
 require conf/machine/include/tune-i586.inc
 
 KERNEL_IMAGETYPE = "bzImage"
@@ -20,8 +21,6 @@ XSERVER ?= "xserver-xorg \
            xf86-input-evdev \
            xf86-video-vmware"
 
-require conf/machine/include/qemu.inc
-
 MACHINE_FEATURES += "x86"
 
 MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "v86d"