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  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:	Thu, 15 Dec 2011 20:18:19 +0400
From:	Glauber Costa <>
To:	KAMEZAWA Hiroyuki <>
CC:	<>, <>,
	<>, <>,
	Eric Dumazet <>,
	Stephen Rothwell <>
Subject: Re: [PATCH 2/2] Explicitly call tcp creation and init from memcontrol.c

On 12/15/2011 08:13 PM, KAMEZAWA Hiroyuki wrote:
> On Thu, 15 Dec 2011 13:34:32 +0400
> Glauber Costa<>  wrote:
>> Walking the proto_list holds a read_lock, which prevents us from doing
>> allocations. Splitting the tcp create function into create + init is
>> good, but it is not enough since create_files will do allocations as well
>> (dentry ones, mostly).
>> Since this does not involve any protocol state, I propose we call the tcp
>> functions explicitly from memcontrol.c
>> With this, we lose by now the ability of doing cgroup memcontrol for
>> protocols that are loaded as modules. But at least the ones I have in mind
>> won't really need it (tcp_ipv6 being the only one, but it uses the same data
>> structures as tcp_ipv4). So I believe this to be the simpler solution to this
>> problem.
>> Signed-off-by: Glauber Costa<>
>> CC: Hiroyouki Kamezawa<>
>> CC: David S. Miller<>
>> CC: Eric Dumazet<>
>> CC: Stephen Rothwell<>
> Could you remake the patch onto the 'latest' linux-next ?
> As Dave mentioned, some bandaids are already applied and this patch hunks.

Sure thing.
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