[dpdk-dev] [PATCH] app/test: add test for mbuf with pinned external buffer

Slava Ovsiienko viacheslavo at mellanox.com
Thu Feb 6 09:24:57 CET 2020


Olivier, thanks for the reviewing.
I'll remove the comment and send the v2.
I use 1G huge pages, will retest over 2M
and continue finding why my host fails.

With best regards, Slava

> -----Original Message-----
> From: Olivier Matz <olivier.matz at 6wind.com>
> Sent: Thursday, February 6, 2020 10:17
> To: Slava Ovsiienko <viacheslavo at mellanox.com>
> Cc: dev at dpdk.org; Matan Azrad <matan at mellanox.com>; Raslan Darawsheh
> <rasland at mellanox.com>; Ori Kam <orika at mellanox.com>; Shahaf Shuler
> <shahafs at mellanox.com>; stephen at networkplumber.org;
> thomas at mellanox.net
> Subject: Re: [PATCH] app/test: add test for mbuf with pinned external buffer
> 
> Hi,
> 
> On Fri, Jan 24, 2020 at 08:25:18PM +0000, Viacheslav Ovsiienko wrote:
> > This patch adds unit test for the mbufs allocated from the special
> > pool with pinned external data buffers.
> >
> > The pinned buffer mbufs are tested in the same way as regular ones
> > with taking into account some specifics of cloning/attaching.
> >
> > Signed-off-by: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
> 
> Looks good to me, you can add my ack in the v2, once we understand the
> issue with verify_mbuf_check_panics().
> 
> > @@ -1199,10 +1212,11 @@
> >  	buf = rte_pktmbuf_alloc(pktmbuf_pool);
> >  	if (buf == NULL)
> >  		return -1;
> > +	/*
> >  	printf("Checking good mbuf initially\n");
> >  	if (verify_mbuf_check_panics(buf) != -1)
> >  		return -1;
> > -
> > +	*/
> >  	printf("Now checking for error conditions\n");
> >
> >  	if (verify_mbuf_check_panics(NULL)) { @@ -2411,6 +2425,120 @@
> struct
> > test_case {
> 
> Note: on my platform, it still works if I remove this comment.
> 
> Regards,
> Olivier


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