linux-kernel - Re: [PATCH v2] selftest: size: Add size test for Linux kernel

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Date:	Mon, 24 Nov 2014 10:08:49 -0800
From:	Tim Bird <tim.bird@...ymobile.com>
To:	Shuah Khan <shuahkh@....samsung.com>,
	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-embedded@...r.kernel.org" <linux-embedded@...r.kernel.org>
Subject: Re: [PATCH v2] selftest: size: Add size test for Linux kernel

On 11/20/2014 01:58 PM, Shuah Khan wrote:
> On 11/19/2014 05:13 PM, Tim Bird wrote:
>>
>> This test shows the amount of memory used by the system.
>> Note that this is dependent on the user-space that is loaded
>> when this program runs.  Optimally, this program would be
>> run as the init program itself.
>>
>> The program is optimized for size itself, to avoid conflating
>> its own execution with that of the system software.
>> The code is compiled statically, with no stdlibs. On my x86_64 system,
>> this results in a statically linked binary of less than 5K.
>>
>> Changes from v1:
>>   - use more correct Copyright string in get_size.c
>>
>> Signed-off-by: Tim Bird <tim.bird@...ymobile.com>
>> ---
>>  tools/testing/selftests/Makefile        |   1 +
>>  tools/testing/selftests/size/Makefile   |  21 +++++++
>>  tools/testing/selftests/size/get_size.c | 105 ++++++++++++++++++++++++++++++++
>>  3 files changed, 127 insertions(+)
>>  create mode 100644 tools/testing/selftests/size/Makefile
>>  create mode 100644 tools/testing/selftests/size/get_size.c
> 
> Tim,
> 
> The test looks good, but you are missing .gitignore file.
> Please add a .gitignore for the binary that gets generated to
> avoid git status including the binary it in its output.
Will do.

I'll send v3 today.

Thanks,
 -- Tim
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