[linux-dvb] SAA7146 DMA buffer overflow

Edgar Toernig froese at gmx.de
Mon Feb 20 23:54:23 CET 2006


Ingo Schneider wrote:
>
> As one sees, the latency for the IRQ is as high as 74 milliseconds, 

Wow, that's pretty big.  Did you check your disk settings with hdparm?
Especially the unmaskirq and use_dma flags?

Ciao, ET.



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