lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 4 Aug 2014 16:34:22 +0100
From:	Zoltan Kiss <>
To:	Wei Liu <>,
	Ian Campbell <>
CC:	David Vrabel <>, <>,
	<>, <>
Subject: Re: [PATCH net-next 0/2] xen-netback: Changes around carrier handling

On 04/08/14 16:20, Zoltan Kiss wrote:
> This series starts using carrier off as a way to purge packets when the guest is
> not able (or willing) to receive them. It is a much faster way to get rid of
> packets waiting for an overwhelmed guest.
> The first patch changes current netback code where it relies currently on
> netif_carrier_ok.
> The second turns off the carrier if the guest times out on a queue, and only
> turn it on again if that queue (or queues) resurrects.
> Signed-off-by: Zoltan Kiss <>
> Signed-off-by: David Vrabel <>
> Cc:
> Cc:
> Cc:

Sorry, I forgot to include v2 in the subject header, and the version 
history for the second patch:

- added a lot more comments
- fixing the bit checking in RX interrupt
- move out the bulk of the code from the main thread function into

To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists