[dpdk-stable] [PATCH v1] net/mlx5: fix secondary process resource leakage

[Ophir Munk]

Hi,
This patch will be merged to master.
In addition - it will probably be applied to earlier versions such as 17.11 and 18.05.

Regards,
Ophir

> -----Original Message-----
> From: Luca Boccassi [mailto:bluca at debian.org]
> Sent: Wednesday, August 01, 2018 1:07 PM
> To: Ophir Munk <ophirmu at mellanox.com>
> Cc: stable at dpdk.org
> Subject: Re: [dpdk-stable] [PATCH v1] net/mlx5: fix secondary process
> resource leakage
> 
> On Tue, 2018-07-31 at 22:36 +0000, Ophir Munk wrote:
> > When running testpmd with an mlx5 device and then executing at testpmd
> > prompt in a raw: "port start all" followed by "port stop all"
> > a new file named /var/tmp/net_mlx5_<socket num> is created as a result
> > of creating a new unix domain socket (used for communication between
> > the primary and secondary processes).
> > When the new unix socket file is created the old unix socket file
> > should have been removed. This commit fixes it by closing the old unix
> > socket just before creating the new one in function mlx5_socket_init()
> >
> > Fixes: f8b9a3bad467 ("net/mlx5: install a socket to exchange a file
> > descriptor")
> > Cc: stable at dpdk.org
> >
> > Signed-off-by: Ophir Munk <ophirmu at mellanox.com>
> > ---
> >  drivers/net/mlx5/mlx5_socket.c | 6 ++++++
> >  1 file changed, 6 insertions(+)
> >
> > diff --git a/drivers/net/mlx5/mlx5_socket.c
> > b/drivers/net/mlx5/mlx5_socket.c index 99297d5..a3a5229 100644
> > --- a/drivers/net/mlx5/mlx5_socket.c
> > +++ b/drivers/net/mlx5/mlx5_socket.c
> > @@ -36,6 +36,12 @@
> >  	int flags;
> >
> >  	/*
> > +	 * Close the last socket that was used to communicate
> > +	 * with the secondary process
> > +	 */
> > +	if (priv->primary_socket)
> > +		mlx5_socket_uninit(dev);
> > +	/*
> >  	 * Initialise the socket to communicate with the secondary
> >  	 * process.
> >  	 */
> 
> Hi,
> 
> Has this (or a version of this) been merged in master? For which of the stable
> releases is this for?
> 
> --
> Kind regards,
> Luca Boccassi