netdev - Re: [PATCH 2/3] netpoll: Use skb_irq_freeable to make zap_completion

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]

Message-ID: <53357681.9050200@cogentembedded.com>
Date:	Fri, 28 Mar 2014 17:17:53 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	David Miller <davem@...emloft.net>
CC:	'Bjørn Mork' <bjorn@...k.no>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Ben Hutchings <ben@...adent.org.uk>,
	"stephen@...workplumber.org" <stephen@...workplumber.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"xiyou.wangcong@...il.com" <xiyou.wangcong@...il.com>,
	"mpm@...enic.com" <mpm@...enic.com>,
	"satyam.sharma@...il.com" <satyam.sharma@...il.com>,
	David Laight <David.Laight@...LAB.COM>
Subject: Re: [PATCH 2/3] netpoll: Use skb_irq_freeable to make zap_completion_queue
 safe.

Hello.

On 28-03-2014 5:20, Eric W. Biederman wrote:

> Replace the test in zap_completion_queu to test when it is safe to

    Small typo: it's zap_completion_queue().

> free skbs in hard irq context with skb_irq_freeable ensuring we only
> free skbs when it is safe, and removing the possibility of subtle
> problems.

> Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>

WBR, Sergei


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