Re: [PATCH ftrace/core v6 5/5] kselftest, ftrace: Add ftrace IPMODIFY flag test

[Shuah Khan]

On 11/24/2014 06:23 PM, Masami Hiramatsu wrote:
> (2014/11/25 1:18), Shuah Khan wrote:
>> On 11/24/2014 07:11 AM, Masami Hiramatsu wrote:
>>> (CC'ed Shuah, since this is related to kselftest)
>>>
>>>
>>> So, if your server directory is mounted with noexec, it's an environmental
>>> problem. I guess you can not build any kernel drivers on that testbox, can you?
>>>
>>> Anyway, this gives us a good question, "should test binaries be made by
>>> server or client(testbox) environment?" This ipmodify driver is a binary
>>> and it should be built with the kernel binary (by server) I think.
>>> But yes, I missed the Makefile didn't allow that (this always referred
>>> installed running kernel builddir).
>>>
>>> I hope to have CONFIG_KSELFTEST_BINARIES for Kconfig, or make prep_kselftest
>>> target to build these binaries with kernel...
>>>
>>> Shuah, what would you think about this?
>>
>> I am working on patch series to add an install target to the
>> main kernel makefile, so these tests can be built and installed
>> on a target just like we do with kernel and modules. I hope to
>> get this in 3.19 or definitely into 3.20
>>
>> This probably will help address the problem you are seeing.
>> Install target is needed for qemu type environments as well.
> 
> Yes, that is what we need for this test case!
> Please CC to me when sending the series. I'd like to try and
> know how it works :)
> 

Good. Please take a look at this thread and give it a try. Please
give me feedback as well. This is the first step to get the install
feature added and then we can refine it at the selftests level as
needed.

https://lkml.org/lkml/2014/11/11/851

thanks,
-- Shuah


-- 
Shuah Khan
Sr. Linux Kernel Developer
Samsung Research America (Silicon Valley)
shuahkh@xxxxxxxxxxxxxxx | (970) 217-8978
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