netdev - Re: [RFC PATCH net-next 02/22] nexthop: Convert to blocking notification chain

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: <7c68aa2c-758a-0140-e0af-597eebba5954@gmail.com>
Date:   Tue, 8 Sep 2020 08:34:34 -0600
From:   David Ahern <dsahern@...il.com>
To:     Ido Schimmel <idosch@...sch.org>, netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, roopa@...dia.com,
        mlxsw@...dia.com, Ido Schimmel <idosch@...dia.com>
Subject: Re: [RFC PATCH net-next 02/22] nexthop: Convert to blocking
 notification chain

On 9/8/20 3:10 AM, Ido Schimmel wrote:
> From: Ido Schimmel <idosch@...dia.com>
> 
> Currently, the only listener of the nexthop notification chain is the
> VXLAN driver. Subsequent patches will add more listeners (e.g., device
> drivers such as netdevsim) that need to be able to block when processing
> notifications.
> 
> Therefore, convert the notification chain to a blocking one. This is
> safe as notifications are always emitted from process context.
> 
> Signed-off-by: Ido Schimmel <idosch@...dia.com>
> ---
>  include/net/netns/nexthop.h |  2 +-
>  net/ipv4/nexthop.c          | 13 +++++++------
>  2 files changed, 8 insertions(+), 7 deletions(-)

Reviewed-by: David Ahern <dsahern@...il.com>