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From: David Marchand <david.marchand@redhat.com>
To: Thomas Monjalon <thomas@monjalon.net>
Cc: dpdk stable <stable@dpdk.org>, dev <dev@dpdk.org>,
	Aaron Conole <aconole@redhat.com>,
	Michael Santana <msantana@redhat.com>
Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH] test/eal: do not scan PCI devices for memory tests
Date: Thu, 8 Aug 2019 13:23:04 +0200	[thread overview]
Message-ID: <CAJFAV8wCeu6E9wK=dtfeTUdWoog7_oAoVuwt8vCKP7ym4VduxA@mail.gmail.com> (raw)
In-Reply-To: <2597822.7cOrOIsT96@xps>

On Mon, Aug 5, 2019 at 12:20 PM Thomas Monjalon <thomas@monjalon.net> wrote:
> 03/08/2019 11:51, David Marchand:
> > On Fri, Aug 2, 2019 at 10:57 PM Thomas Monjalon <thomas@monjalon.net> wrote:
> > >
> > > 01/08/2019 14:27, David Marchand:
> > > > The memory tests currently check that, for normal mode (not legacy mode),
> > > > there is no memory left behind when exiting.
> > >
> > > I think this is the real bug:
> > > we are checking a behaviour that we cannot achieve currently.
> > >
> > > > The problem is that if a ethdev port is allocated when scanning pci
> > > > devices (even if the driver probe fails like when you have a virtio
> > > > management interface attached to the kernel), on exit, dpdk won't free
> > > > the associated memory since ethdev never frees the ethdev memzone.
> > >
> > > As you said in this thread, we could think about how to free it properly
> > > in a future release.
> > > For 19.08, I would suggest to disable the test with a comment
> > > explaining the reason.
> >
> > For 19.08, as long as we test shared builds in the CI, then it just
> > "works", because the net drivers are not loaded.
> > No net driver, no ethdev leak ;-)
>
> So we keep the bug with the unit test not running with a static build
> for 19.08, and we'll try to fix it in 19.11?

Seems the more pragmatic yes.


-- 
David Marchand

      reply	other threads:[~2019-08-08 11:23 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-01 12:27 [dpdk-dev] " David Marchand
2019-08-01 12:29 ` [dpdk-dev] [dpdk-stable] " David Marchand
2019-08-01 13:22   ` Gaëtan Rivet
2019-08-01 13:24     ` David Marchand
2019-08-01 13:26       ` David Marchand
2019-08-02 11:13   ` David Marchand
2019-08-02 13:37   ` Aaron Conole
2019-08-02 13:45     ` David Marchand
2019-08-02 20:57 ` Thomas Monjalon
2019-08-03  9:51   ` David Marchand
2019-08-05 10:19     ` Thomas Monjalon
2019-08-08 11:23       ` David Marchand [this message]

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