Re: [PATCH i-g-t] igt/debugfs_test: Skip dummy reads for sysfs pipe crc data

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On 28.06.2017 14:06, Arkadiusz Hiler wrote:
> On Wed, Jun 28, 2017 at 01:33:16PM +0300, Abdiel Janulgue wrote:
>> Doing this tends to takes forever.
>>
>> Signed-off-by: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx>
>> ---
>>  tests/debugfs_test.c | 3 ++-
>>  1 file changed, 2 insertions(+), 1 deletion(-)
>>
>> diff --git a/tests/debugfs_test.c b/tests/debugfs_test.c
>> index 3f0eaae..3d973d9 100644
>> --- a/tests/debugfs_test.c
>> +++ b/tests/debugfs_test.c
>> @@ -40,7 +40,8 @@ static void read_and_discard_sysfs_entries(int path_fd)
>>  
>>  	while ((dirent = readdir(dir))) {
>>  		if (!strcmp(dirent->d_name, ".") ||
>> -		    !strcmp(dirent->d_name, ".."))
>> +		    !strcmp(dirent->d_name, "..") ||
>> +		    !strcmp(dirent->d_name, "crc"))
> 
> Do we have one that actually is named just "crc"?
> 
> IIRC 'i915_something_crc_something' was the format, and the check won't
> catch them.

Hi,

I was referring to crc capture data at crtc-*/crc/data which is an
unlimited stream of bytes when read outright (tests for this are already
covered by kms_pipe_crc_basic).

How about just checking for "crtc-"?
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