From: Francois Romieu <romieu@fr.zoreil.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: kernel list <linux-kernel@vger.kernel.org>,
jcliburn@gmail.com, chris.snook@gmail.com,
netdev@vger.kernel.org, "Rafael J. Wysocki" <rjw@rjwysocki.net>,
linux-mm@kvack.org, nic-devel@qualcomm.com, ronangeles@gmail.com,
ebiederm@xmission.com, David Miller <davem@davemloft.net>
Subject: Re: 4.3+: Atheros ethernet fails after resume from s2ram, due to order 4 allocation
Date: Thu, 26 Nov 2015 22:56:39 +0100 [thread overview]
Message-ID: <20151126215638.GA22801@electric-eye.fr.zoreil.com> (raw)
In-Reply-To: <20151126163413.GA3816@amd>
Pavel Machek <pavel@ucw.cz> :
[...]
> Ok, so what went on is easy.. any ideas how to fix it ?
The driver should 1) prohibit holes in its receive ring, 2) allocate before
pushing data up in the stack 3) drop packets when it can't allocate a
fresh buffer and 4) stop releasing receive buffers - and any resource for
that matter - during suspend.
Really.
--
Ueimor
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next prev parent reply other threads:[~2015-11-26 21:56 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-26 16:34 Pavel Machek
2015-11-26 21:56 ` Francois Romieu [this message]
2015-11-27 8:20 ` Michal Hocko
2015-11-28 14:50 ` Pavel Machek
2015-11-28 14:51 ` [PATCH] Improve Atheros ethernet driver not to do order 4 GFP_ATOMIC allocation Pavel Machek
2015-11-29 21:58 ` Sergei Shtylyov
2015-11-30 13:21 ` Michal Hocko
2015-12-01 20:35 ` David Miller
2015-12-02 22:43 ` Chris Snook
2015-12-03 7:49 ` Pavel Machek
2015-12-03 8:16 ` Michal Hocko
2015-12-03 19:26 ` Chris Snook
2015-11-30 17:58 ` Eric Dumazet
2015-12-01 20:36 ` David Miller
2015-12-03 15:59 ` Pavel Machek
2015-12-03 15:59 ` [PATCH net] atl1c: Improve " Pavel Machek
2015-12-03 16:13 ` Michal Hocko
2015-12-03 17:17 ` Eric Dumazet
2015-12-03 17:32 ` David Miller
2015-12-04 8:11 ` Pavel Machek
2015-12-04 16:21 ` David Miller
2015-12-04 21:30 ` Pavel Machek
2015-12-04 22:01 ` David Miller
2015-12-04 8:50 ` Pavel Machek
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