[alsa-devel] snd_dummy on Centos - Redhat

[Giovanni Maruzzelli]

On Thu, Sep 3, 2009 at 11:37 PM, Takashi Iwai<tiwai at suse.de> wrote:

>
> BTW, looking through your numbers:
>
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=0, jiffies=107166054, buffer_size=4096,
>> period_size=2048, rate=16000
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=48, jiffies=107166057, buffer_size=4096,
>> period_size=2048, rate=16000
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=48, jiffies=107166057, buffer_size=4096,
>> period_size=2048, rate=16000
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=80, jiffies=107166059, buffer_size=4096,
>> period_size=2048, rate=16000
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=80, jiffies=107166059, buffer_size=4096,
>> period_size=2048, rate=16000
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=0, jiffies=107166133, buffer_size=4096,
>> period_size=2048, rate=16000
>
> Here, suddenly you get position 0.  Then...
>
>> Sep  3 21:35:48 localhost kernel: giovanni line: 296,
>> dpcm->frac_buf_pos / HZ=2048, jiffies=107166182, buffer_size=4096,
>> period_size=2048, rate=16000
>
> Returning to the right position again.  That can be an issue.

Yes, seems strange...


Takashi,

thanks for the new patch.

I'll test it and report back here.

Sincerely,

Giovanni Maruzzelli
Cell : +39-347-2665618