DPDK patches and discussions
 help / color / mirror / Atom feed
From: wangyunjian <wangyunjian@huawei.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"stable@dpdk.org" <stable@dpdk.org>,
	"keith.wiles@intel.com" <keith.wiles@intel.com>,
	"ophirmu@mellanox.com" <ophirmu@mellanox.com>,
	"Lilijun (Jerry)" <jerry.lilijun@huawei.com>,
	xudingke <xudingke@huawei.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH] net/tap: free mempool when closing
Date: Thu, 6 Aug 2020 12:47:24 +0000	[thread overview]
Message-ID: <34EFBCA9F01B0748BEB6B629CE643AE60D11127C@DGGEMM533-MBX.china.huawei.com> (raw)
In-Reply-To: <4268011.XMymgrSB0u@thomas>

> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas@monjalon.net]
> Sent: Wednesday, August 5, 2020 9:48 PM
> To: wangyunjian <wangyunjian@huawei.com>
> Cc: dev@dpdk.org; stable@dpdk.org; keith.wiles@intel.com;
> ophirmu@mellanox.com; Lilijun (Jerry) <jerry.lilijun@huawei.com>; xudingke
> <xudingke@huawei.com>; wangyunjian <wangyunjian@huawei.com>;
> stable@dpdk.org
> Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] net/tap: free mempool when
> closing
> 
> 29/07/2020 13:35, wangyunjian:
> > From: Yunjian Wang <wangyunjian@huawei.com>
> >
> > When setup tx queues, we will create a mempool for the 'gso_ctx'.
> > The mempool is not freed when closing tap device. If free the tap
> > device and create it with different name, it will create a new
> > mempool. This maybe cause an OOM.
> 
> While at it, please look at implementing RTE_ETH_DEV_CLOSE_REMOVE
> behaviour in tap. Thanks
> 

I read the codes about tap device. Currently, the tap pmd doesn't
use RTE_ETH_DEV_CLOSE_REMOVE flag.

Thanks,
Yunjian

  reply	other threads:[~2020-08-06 12:47 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-29 11:35 [dpdk-dev] " wangyunjian
2020-08-05 13:47 ` [dpdk-dev] [dpdk-stable] " Thomas Monjalon
2020-08-06 12:47   ` wangyunjian [this message]
2020-08-06 13:19     ` Thomas Monjalon
2020-08-28 12:51       ` wangyunjian
2020-09-01 10:57         ` Thomas Monjalon
2020-08-05 16:35 ` [dpdk-dev] " Ferruh Yigit
2020-08-06 12:45   ` wangyunjian
2020-08-06 13:04     ` Ferruh Yigit
2020-08-06 13:35       ` wangyunjian
2020-08-08  9:58 ` [dpdk-dev] [PATCH v2] " wangyunjian
2020-09-14 14:43   ` Ferruh Yigit

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=34EFBCA9F01B0748BEB6B629CE643AE60D11127C@DGGEMM533-MBX.china.huawei.com \
    --to=wangyunjian@huawei.com \
    --cc=dev@dpdk.org \
    --cc=jerry.lilijun@huawei.com \
    --cc=keith.wiles@intel.com \
    --cc=ophirmu@mellanox.com \
    --cc=stable@dpdk.org \
    --cc=thomas@monjalon.net \
    --cc=xudingke@huawei.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).