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Message-ID: <VI1PR0501MB227132F1F83B7FFB08EE0C3FD1100@VI1PR0501MB2271.eurprd05.prod.outlook.com>
Date:   Fri, 7 Jun 2019 03:24:58 +0000
From:   Parav Pandit <parav@...lanox.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
CC:     "dsahern@...il.com" <dsahern@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Jiri Pirko <jiri@...lanox.com>
Subject: RE: [PATCH iproute2-next] devlink: Increase bus,device buffer size to
 64 bytes



> -----Original Message-----
> From: Stephen Hemminger <stephen@...workplumber.org>
> Sent: Thursday, June 6, 2019 8:49 PM
> To: Parav Pandit <parav@...lanox.com>
> Cc: dsahern@...il.com; netdev@...r.kernel.org; Jiri Pirko
> <jiri@...lanox.com>
> Subject: Re: [PATCH iproute2-next] devlink: Increase bus,device buffer size to
> 64 bytes
> 
> On Thu,  6 Jun 2019 06:49:19 -0500
> Parav Pandit <parav@...lanox.com> wrote:
> 
> > Device name on mdev bus is 36 characters long which follow standard
> > uuid RFC 4122.
> > This is probably the longest name that a kernel will return for a
> > device.
> >
> > Hence increase the buffer size to 64 bytes.
> >
> > Acked-by: Jiri Pirko <jiri@...lanox.com>
> > Signed-off-by: Parav Pandit <parav@...lanox.com>
> >
> > ---
> >  devlink/devlink.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/devlink/devlink.c b/devlink/devlink.c index
> > 436935f8..559f624e 100644
> > --- a/devlink/devlink.c
> > +++ b/devlink/devlink.c
> > @@ -1523,7 +1523,7 @@ static void __pr_out_handle_start(struct dl *dl,
> > struct nlattr **tb,  {
> >  	const char *bus_name =
> mnl_attr_get_str(tb[DEVLINK_ATTR_BUS_NAME]);
> >  	const char *dev_name =
> mnl_attr_get_str(tb[DEVLINK_ATTR_DEV_NAME]);
> > -	char buf[32];
> > +	char buf[64];
> >
> >  	sprintf(buf, "%s/%s", bus_name, dev_name);
> >
> > @@ -1616,7 +1616,7 @@ static void __pr_out_port_handle_start(struct dl
> *dl, const char *bus_name,
> >  				       uint32_t port_index, bool try_nice,
> >  				       bool array)
> >  {
> > -	static char buf[32];
> > +	static char buf[64];
> >  	char *ifname = NULL;
> >
> >  	if (dl->no_nice_names || !try_nice ||
> 
> I will take this now no need to wait for next

Ok. thanks.

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