Re: [PATCH] usb: gadget: u_ether: remove interrupt throttling

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Peter Chen <hzpeterchen@xxxxxxxxx>
Date: Wed, 2 Nov 2016 14:02:02 +0800

> Felipe, it may increase cpu utilization since more interrupts will be there,
> it may affect the SoC which has lower cpu frequency. This code existed
> many years, why this problem has only reported at dwc3 recently?

It's a bug, and it's going to cause TCP sockets to potentially hang.

You will need to find a valid way to decrease cpu utilization if it
in fact becomes an issue because of this revert.  But it is not an
argument for not doing this revert.

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux