[dpdk-dev] [PATCH v3] Restore support for virtio on FreeBSD

[Ouyang, Changchun]

Hi 

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Thomas Monjalon
> Sent: Monday, April 13, 2015 8:55 PM
> To: Raz Amir
> Cc: dev at dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v3] Restore support for virtio on FreeBSD
> 
> Please provide more information in the commit message.
> We need to know what was the problem (crash) in the git history.
> Then when doing git blame, we'll have the full explanation.
> 
> 2015-04-13 15:19, Raz Amir:
> > Fixes: 8a312224bcde ("eal/bsd: fix fd leak")
> >
> > Signed-off-by: Raz Amir <razamir22 at gmail.com>
> > ---
> >  lib/librte_eal/bsdapp/eal/eal.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/lib/librte_eal/bsdapp/eal/eal.c
> > b/lib/librte_eal/bsdapp/eal/eal.c index 871d5f4..e20f915 100644
> > --- a/lib/librte_eal/bsdapp/eal/eal.c
> > +++ b/lib/librte_eal/bsdapp/eal/eal.c
> > @@ -426,7 +426,7 @@ rte_eal_iopl_init(void)
> >  	fd = open("/dev/io", O_RDWR);
> >  	if (fd < 0)
> >  		return -1;
> > -	close(fd);
> > +	/* keep fd open for iopl */

Copy and paste my comment into this new patch:
Would you pls think about this solution?
Declare a static var to keep the fd which is opened for freebsd;
Then define a deinit function for virtio device, Inside the deinit function, close the fd which was opened in init stage.
Done.

thanks
Changchun