[Buildroot] [PATCH 6/7] linux: do not check hashes for custom versions and tarballs

Arnout Vandecappelle arnout at mind.be
Fri May 1 15:50:12 UTC 2015


On 01/05/15 17:38, Yann E. MORIN wrote:
> Arnout, All,
> 
> On 2015-05-01 15:34 +0200, Arnout Vandecappelle spake thusly:
>>  Hah, this is a tough one...
> 
> Doh, right...
> 
>>  With the combination BR2_LINUX_SAME_AS_HEADERS and BR2_KERNEL_HEADERS_VERSION
>> you can still get a custom version...
> 
> Hmm.. I missed that case... :-/
> 
>>  So I'm thinking if it wouldn't be simpler to just always disable the hash:
>> BR_NO_CHECK_HASH_FOR += $(LINUX_SOURCE)
>>
>>  Note that the hash, if it exists, will still be checked; it just won't be an
>> error if the hash doesn't exist (so the variable is not named very accurately in
>> fact). Therefore I think it's safe to disable it completely for linux.
> 
> Well, I stand on my position that I'd like we only exclude only what we
> strictly require to be excluded.
> 
>> Or, if
>> you prefer you can make it depend on !BR2_LINUX_KERNEL_LATEST_VERSION &&
>> !(BR2_LINUX_SAME_AS_HEADERS && !BR2_KERNEL_HEADERS_VERSION) (good luck
>> expressing that in make syntax :-).
> 
> Well, we still have the option of expressing that in Kconfig if that can
> help...

 It could look a bit strange though.

 Regards,
 Arnout

> 
>> On 29/04/15 00:40, Yann E. MORIN wrote:
>>> Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
>>> Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
>>> ---
>>>  linux/linux.mk | 5 +++++
>>>  1 file changed, 5 insertions(+)
>>>
>>> diff --git a/linux/linux.mk b/linux/linux.mk
>>> index 0c348da..959c564 100644
>>> --- a/linux/linux.mk
>>> +++ b/linux/linux.mk
>>> @@ -13,8 +13,10 @@ ifeq ($(BR2_LINUX_KERNEL_CUSTOM_TARBALL),y)
>>>  LINUX_TARBALL = $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION))
>>>  LINUX_SITE = $(patsubst %/,%,$(dir $(LINUX_TARBALL)))
>>>  LINUX_SOURCE = $(notdir $(LINUX_TARBALL))
>>> +BR_NO_CHECK_HASH_FOR += $(LINUX_SOURCE)
>>>  else ifeq ($(BR2_LINUX_KERNEL_CUSTOM_LOCAL),y)
>>>  LINUX_SITE = $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_LOCAL_PATH))
>>> +# For 'local', there is no hash check, so no need to set BR_NO_CHECK_HASH_FOR
>>
>>  Why do you add that comment here and not in the VCS cases? I don't think it is
>> needed, move it to the commit message.
> 
> OK.
> 
> Regards,
> Yann E. MORIN.
> 


-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
G.Geenslaan 9, 3001 Leuven, Belgium           BE 872 984 063 RPR Leuven
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