> -----Original Message-----
> From: Stephen Hemminger <[email protected]>
> Sent: Tuesday, September 6, 2022 10:58 PM
> To: Zhou, YidingX <[email protected]>
> Cc: [email protected]; Zhang, Qi Z <[email protected]>; Burakov, Anatoly
> <[email protected]>; He, Xingguang <[email protected]>;
> [email protected]
> Subject: Re: [PATCH v2] net/pcap: fix timeout of stopping device
>
> On Tue, 6 Sep 2022 16:05:11 +0800
> Yiding Zhou <[email protected]> wrote:
>
> > The pcap file will be synchronized to the disk when stopping the device.
> > It takes a long time if the file is large that would cause the 'detach
> > sync request' timeout when the device is closed under multi-process
> > scenario.
> >
> > This commit fixes the issue by using alarm handler to release dumper.
> >
> > Fixes: 0ecfb6c04d54 ("net/pcap: move handler to process private")
> > Cc: [email protected]
> >
> > Signed-off-by: Yiding Zhou <[email protected]>
>
>
> I think you need to redesign the handshake if this the case.
> Forcing 30 second delay at the end of all uses of pcap is not acceptable.
@Zhang, Qi Z Do we need to redesign the handshake to fix this?
