From: Dan Carpenter <dan.carpenter@oracle.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Marc MERLIN <marc@merlins.org>,
Eric Dumazet <eric.dumazet@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Pavel Machek <pavel@ucw.cz>, David Rientjes <rientjes@google.com>,
sgruszka@redhat.com, linux-wireless@vger.kernel.org,
wey-yi.w.guy@intel.com, ilw@linux.intel.com,
Andrew Morton <akpm@osdl.org>, Mel Gorman <mgorman@suse.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: iwl3945: order 5 allocation during ifconfig up; vm problem?
Date: Mon, 24 Sep 2012 12:03:53 +0300 [thread overview]
Message-ID: <20120924090353.GA5368@mwanda> (raw)
In-Reply-To: <1347432846.4293.0.camel@jlt4.sipsolutions.net>
On Wed, Sep 12, 2012 at 08:54:06AM +0200, Johannes Berg wrote:
> On Tue, 2012-09-11 at 22:57 -0700, Marc MERLIN wrote:
> > On Wed, Sep 12, 2012 at 07:16:28AM +0200, Eric Dumazet wrote:
> > > On Tue, 2012-09-11 at 16:25 -0700, Andrew Morton wrote:
> > >
> > > > Asking for a 256k allocation is pretty crazy - this is an operating
> > > > system kernel, not a userspace application.
> > > >
> > > > I'm wondering if this is due to a recent change, but I'm having trouble
> > > > working out where the allocation call site is.
> > > > --
> > >
> > > (Adding Marc Merlin to CC, since he reported same problem)
> > >
> > > Thats the firmware loading in iwlwifi driver. Not sure if it can use SG.
> > >
> > > drivers/net/wireless/iwlwifi/iwl-drv.c
> > >
> > > iwl_alloc_ucode() -> iwl_alloc_fw_desc() -> dma_alloc_coherent()
I'm filing bugzilla entries for regressions. What's the status on
this?
regards,
dan carpenter
WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Marc MERLIN <marc@merlins.org>,
Eric Dumazet <eric.dumazet@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Pavel Machek <pavel@ucw.cz>, David Rientjes <rientjes@google.com>,
sgruszka@redhat.com, linux-wireless@vger.kernel.org,
wey-yi.w.guy@intel.com, ilw@linux.intel.com,
Andrew Morton <akpm@osdl.org>, Mel Gorman <mgorman@suse.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: iwl3945: order 5 allocation during ifconfig up; vm problem?
Date: Mon, 24 Sep 2012 12:03:53 +0300 [thread overview]
Message-ID: <20120924090353.GA5368@mwanda> (raw)
In-Reply-To: <1347432846.4293.0.camel@jlt4.sipsolutions.net>
On Wed, Sep 12, 2012 at 08:54:06AM +0200, Johannes Berg wrote:
> On Tue, 2012-09-11 at 22:57 -0700, Marc MERLIN wrote:
> > On Wed, Sep 12, 2012 at 07:16:28AM +0200, Eric Dumazet wrote:
> > > On Tue, 2012-09-11 at 16:25 -0700, Andrew Morton wrote:
> > >
> > > > Asking for a 256k allocation is pretty crazy - this is an operating
> > > > system kernel, not a userspace application.
> > > >
> > > > I'm wondering if this is due to a recent change, but I'm having trouble
> > > > working out where the allocation call site is.
> > > > --
> > >
> > > (Adding Marc Merlin to CC, since he reported same problem)
> > >
> > > Thats the firmware loading in iwlwifi driver. Not sure if it can use SG.
> > >
> > > drivers/net/wireless/iwlwifi/iwl-drv.c
> > >
> > > iwl_alloc_ucode() -> iwl_alloc_fw_desc() -> dma_alloc_coherent()
I'm filing bugzilla entries for regressions. What's the status on
this?
regards,
dan carpenter
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next prev parent reply other threads:[~2012-09-24 9:04 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-09 21:32 iwl3945: order 5 allocation during ifconfig up; vm problem? Pavel Machek
2012-09-09 21:32 ` Pavel Machek
2012-09-09 22:40 ` David Rientjes
2012-09-09 22:40 ` David Rientjes
2012-09-10 11:11 ` Pavel Machek
2012-09-10 11:11 ` Pavel Machek
2012-09-11 23:25 ` Andrew Morton
2012-09-11 23:25 ` Andrew Morton
2012-09-12 5:16 ` Eric Dumazet
2012-09-12 5:16 ` Eric Dumazet
2012-09-12 5:57 ` Marc MERLIN
2012-09-12 5:57 ` Marc MERLIN
2012-09-12 6:54 ` Johannes Berg
2012-09-12 6:54 ` Johannes Berg
2012-09-24 9:03 ` Dan Carpenter [this message]
2012-09-24 9:03 ` Dan Carpenter
2012-09-24 9:14 ` Johannes Berg
2012-09-24 9:14 ` Johannes Berg
2012-09-12 9:22 ` Stanislaw Gruszka
2012-09-12 9:22 ` Stanislaw Gruszka
2012-09-12 10:18 ` Mel Gorman
2012-09-12 10:18 ` Mel Gorman
2012-10-03 11:37 ` Stanislaw Gruszka
2012-10-03 11:37 ` Stanislaw Gruszka
2012-10-03 18:07 ` David Rientjes
2012-10-03 18:07 ` David Rientjes
2012-10-05 8:37 ` Stanislaw Gruszka
2012-10-05 8:37 ` Stanislaw Gruszka
2012-10-06 12:08 ` Pavel Machek
2012-10-06 12:08 ` Pavel Machek
2012-10-08 15:38 ` Stanislaw Gruszka
2012-10-08 15:38 ` Stanislaw Gruszka
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