linux-kernel - Re: [RFC] HOWTO use NAPI to reduce TX interrupts

lists.openwall.net		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 linux-cve-announce 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, 21 Aug 2006 18:52:44 -0500
From:	linas@...tin.ibm.com (Linas Vepstas)
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Stephen Hemminger <shemminger@...l.org>, akpm@...l.org,
	netdev@...r.kernel.org, James K Lewis <jklewis@...ibm.com>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	Jens Osterkamp <Jens.Osterkamp@...ibm.com>,
	Jeff Garzik <jgarzik@...ox.com>,
	David Miller <davem@...emloft.net>
Subject: Re: [RFC] HOWTO use NAPI to reduce TX interrupts

On Sat, Aug 19, 2006 at 01:25:18PM +0200, Arnd Bergmann wrote:
> 
> What is the best way to treat the IRQ mask for TX interrupts?
> I guess it should be roughly:
> 
> - off when we expect ->poll() to be called, i.e. after calling
>   netif_rx_schedule() or returning after a partial rx from poll().

Under what circumstance does one turn TX interrupts back on?
I couldn't quite figure that out.

--linas
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/