[Buildroot] [PATCH] linux: handle read-only dts files
Nikolay Dimitrov
picmaster at mail.bg
Wed Aug 12 14:58:43 UTC 2015
Hi Holis,
On 08/12/2015 03:11 AM, Hollis Blanchard wrote:
> Some fine version control systems make all files read-only. The custom DTS file
> may therefore be read-only, and that permission is preserved when copying into
> the Linux build directory. A subsequent rebuild tries to 'cp' again, which
> fails with a "Permission denied" error unless the -f option is used.
>
> Signed-off-by: Hollis Blanchard <hollis_blanchard at mentor.com>
> ---
> linux/linux.mk | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/linux/linux.mk b/linux/linux.mk
> index 375a9e1..a4c4733 100644
> --- a/linux/linux.mk
> +++ b/linux/linux.mk
> @@ -270,7 +270,7 @@ endif
> # configuration has changed.
> define LINUX_BUILD_CMDS
> $(if $(BR2_LINUX_KERNEL_USE_CUSTOM_DTS),
> - cp $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_DTS_PATH)) $(KERNEL_ARCH_PATH)/boot/dts/)
> + cp -f $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_DTS_PATH)) $(KERNEL_ARCH_PATH)/boot/dts/)
> $(LINUX_MAKE_ENV) $(MAKE) $(LINUX_MAKE_FLAGS) -C $(@D) $(LINUX_TARGET_NAME)
> @if grep -q "CONFIG_MODULES=y" $(@D)/.config; then \
> $(LINUX_MAKE_ENV) $(MAKE) $(LINUX_MAKE_FLAGS) -C $(@D) modules ; \
>
Is there a reason for the custom DTS to exist in both places?
Regards,
Nikolay
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