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From: "Raz Amir" <razamir22@gmail.com>
To: "'Thomas Monjalon'" <thomas.monjalon@6wind.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] Crash related to virtio NICs in DPDK 2.0.0 on Freebsd 10.1 VM
Date: Mon, 13 Apr 2015 14:54:08 +0300	[thread overview]
Message-ID: <156201d075e0$8d5e8390$a81b8ab0$@gmail.com> (raw)
In-Reply-To: <19871442.I62j3xGbVC@xps13>

Thanks. I will submit a patch

-----Original Message-----
From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com] 
Sent: 13 April 2015 13:46
To: Raz Amir
Cc: dev@dpdk.org; david.marchand@6wind.com
Subject: Re: Crash related to virtio NICs in DPDK 2.0.0 on Freebsd 10.1 VM

2015-04-08 18:53, Raz Amir:
> The issues happens also in dpdk 1.8.0, and related to patch 
> http://dpdk.org/dev/patchwork/patch/239/
> 
> Adding Thomas and David to the thread and I will appreciate your input.
> 
> The patch comes to solve a file descriptor leak in the bsdapp version 
> of rte_eal_iopl_init after opening the /dev/io device.
> 
> Seems like this isn't a file descriptor leak, and it should remain 
> open - as I wrote below, I am using virtio.

Thanks for the bug report.
It seems there was no validation for FreeBSD with virtio.

> After removing it and testing the crash was resolved.
> 
> Any objection for removing the close(fd) that was added at dpdk 1.8.0?

No, there was a doubt because the man page was not clear.
	http://www.freebsd.org/cgi/man.cgi?query=io&sektion=4

In case you submit a patch, please add this line:
Fixes: 8a312224bcde ("eal/bsd: fix fd leak")

> Are there scenarios that might be impacted by removing it?

I don't think so.

Thanks

  reply	other threads:[~2015-04-13 11:54 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-07 15:41 Raz Amir
2015-04-08 15:53 ` Raz Amir
2015-04-13  7:56   ` Raz Amir
2015-04-13 10:46   ` Thomas Monjalon
2015-04-13 11:54     ` Raz Amir [this message]
2015-04-14  2:25       ` Ouyang, Changchun

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