07/06/2017 16:37, David Hunt:

Users can now use 'make defconfig' to generate a configuration using
the most appropriate defaults for the current machine.

<arch-machine-execenv-toolchain>
  arch taken from uname -m
  machine defaults to native
  execenv is taken from uname, Linux=linuxapp, otherwise bsdapp
  toolchain is taken from $CC -v to see which compiler to use

Signed-off-by: David Hunt <redacted>
Acked-by: Shreyansh Jain <redacted>

Looks to be a good idea if it is really automatic.

+                ${CC} -v 2>&1 | \
+                grep " version " | cut -d ' ' -f 1)

Unfortunately, it depends on $CC which is not commonly exported.
What about defaulting to gcc?

-	@echo "Configuration done"
+	@echo "Configuration done using "$(shell basename \
+		$(RTE_CONFIG_TEMPLATE) | sed "s/defconfig_//g")

RTE_CONFIG_TEMPLATE is not defined in this patch
(and I do not see the benefit in next patch).