linux-kernel - Re: [PATCH 3/6] net: thunderx: Increase transmit queue length

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20151201.143047.82022857078130793.davem@davemloft.net>
Date:	Tue, 01 Dec 2015 14:30:47 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	sunil.kovvuri@...il.com
Cc:	eric.dumazet@...il.com, p.fedin@...sung.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Sunil.Goutham@...iumnetworks.com, sgoutham@...ium.com
Subject: Re: [PATCH 3/6] net: thunderx: Increase transmit queue length

From: Sunil Kovvuri <sunil.kovvuri@...il.com>
Date: Tue, 1 Dec 2015 22:00:49 +0530

> Increasing descriptor ring size will lead to more memory allocation.
> And what you are seeing is a memory alloc failure and doesn't seem
> to be due to this driver change.  I mean it looks like the behavior
> will be same for other drivers as well.

The driver should successfully recover from out of memory situations
and not stop RX/TX completely.

There might be some other problem with your driver causing this.

Don't put this off as not "related" to your patch, it is as this
introduces the behavior for this user, and you should fix it before
expecting me to apply this patch series.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/