Re: [PATCH] Kbuild: Avoid DTB rebuilds if source files are untouched

[Vineet Gupta]

On 04/09/2013 07:40 PM, Vineet Gupta wrote:
> On 04/04/2013 11:06 PM, Stephen Warren wrote:
>
>> +.SECONDARY: $(obj)/%.dtb.S
>> +
>>  $(obj)/%.dtb.S: $(obj)/%.dtb
>>         $(call cmd,dt_S_dtb)
>>
>> and no longer see make rm'ing the .dtb.S file. So, the .SECONDARY is
>> behaving as expected, and should fix your problem.
> Interestingly, if I make the file name explicit, .SECONDARY works for me too.
>
> .SECONDARY: $(obj)/angel4.dtb.S
>
> http://stackoverflow.com/questions/5426934/why-this-makefile-removes-my-goal
>
> Is this a make bug or is it related to when the rule is parsed by make !
>
> -Vineet

Ping ? Anyone know how to resolve this

-Vineet


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