DPDK patches and discussions
 help / color / mirror / Atom feed
From: "Singh, Jasvinder" <jasvinder.singh@intel.com>
To: "Wang, Xiao W" <xiao.w.wang@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] net/softnic: fix pipeline time calculation
Date: Tue, 4 Jun 2019 09:27:52 +0000	[thread overview]
Message-ID: <54CBAA185211B4429112C315DA58FF6D3FD1C461@IRSMSX101.ger.corp.intel.com> (raw)
In-Reply-To: <B7F2E978279D1D49A3034B7786DACF407AF322CD@SHSMSX106.ccr.corp.intel.com>


> > > -----Original Message-----
> > > From: Wang, Xiao W
> > > Sent: Wednesday, May 15, 2019 2:59 PM
> > > To: Singh, Jasvinder <jasvinder.singh@intel.com>
> > > Cc: dev@dpdk.org; Dumitrescu, Cristian
> > > <cristian.dumitrescu@intel.com>; Wang, Xiao W
> > > <xiao.w.wang@intel.com>; stable@dpdk.org
> > > Subject: [PATCH] net/softnic: fix pipeline time calculation
> > >
> > > When a new pipeline is added to a thread, the "time_next_min" value
> > > may need update, otherwise this pipeline won't get served timely.
> > >
> > > Fixes: 70709c78fda6 ("net/softnic: add command to enable/disable
> > > pipeline")
> > > Cc: stable@dpdk.org
> > >
> > > Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
> > > ---
> > >  drivers/net/softnic/rte_eth_softnic_thread.c | 6 ++++++
> > >  1 file changed, 6 insertions(+)
> > >
> > > diff --git a/drivers/net/softnic/rte_eth_softnic_thread.c
> > > b/drivers/net/softnic/rte_eth_softnic_thread.c
> > > index 855408e98..2b482117d 100644
> > > --- a/drivers/net/softnic/rte_eth_softnic_thread.c
> > > +++ b/drivers/net/softnic/rte_eth_softnic_thread.c
> > > @@ -337,6 +337,9 @@ softnic_thread_pipeline_enable(struct
> > pmd_internals
> > > *softnic,
> > >  		tdp->timer_period = (rte_get_tsc_hz() * p->timer_period_ms)
> > /
> > > 1000;
> > >  		tdp->time_next = rte_get_tsc_cycles() + tdp->timer_period;
> > >
> > > +		if (tdp->time_next < td->time_next_min)
> > > +			td->time_next_min = tdp->time_next;
> > > +
> > >  		td->n_pipelines++;
> > >
> > >  		/* Pipeline */
> > > @@ -522,6 +525,9 @@ thread_msg_handle_pipeline_enable(struct
> > > softnic_thread_data *t,
> > >  		(rte_get_tsc_hz() * req->pipeline_enable.timer_period_ms) /
> 1000;
> > >  	p->time_next = rte_get_tsc_cycles() + p->timer_period;
> > >
> > > +	if (p->time_next < t->time_next_min)
> > > +		t->time_next_min = p->time_next;
> > > +
> > >  	t->n_pipelines++;
> > >
> > >  	/* Response */
> > > --
> > > 2.15.1
> >

Acked-by: Jasvinder Singh <jasvinder.singh@intel.com>


  reply	other threads:[~2019-06-04  9:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-15 13:59 Xiao Wang
2019-05-15 13:59 ` Xiao Wang
2019-05-31 14:45 ` Singh, Jasvinder
2019-06-02 10:46   ` Wang, Xiao W
2019-06-04  9:27     ` Singh, Jasvinder [this message]
2019-07-09 10:32     ` Dumitrescu, Cristian
2019-07-09 14:00       ` Wang, Xiao W
2019-07-09 14:18         ` Dumitrescu, Cristian

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=54CBAA185211B4429112C315DA58FF6D3FD1C461@IRSMSX101.ger.corp.intel.com \
    --to=jasvinder.singh@intel.com \
    --cc=cristian.dumitrescu@intel.com \
    --cc=dev@dpdk.org \
    --cc=stable@dpdk.org \
    --cc=xiao.w.wang@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).