On Sun 2012-09-09 15:40:55, David Rientjes wrote:
> On Sun, 9 Sep 2012, Pavel Machek wrote:
>
> > On 3.6.0-rc2+, I tried to turn on the wireless, but got
> >
> > root@amd:~# ifconfig wlan0 10.0.0.6 up
> > SIOCSIFFLAGS: Cannot allocate memory
> > SIOCSIFFLAGS: Cannot allocate memory
> > root@amd:~#
> >
> > It looks like it uses "a bit too big" allocations to allocate
> > firmware...? Order five allocation....
> >
> > Hmm... then I did "echo 3 > /proc/sys/vm/drop_caches" and now the
> > network works. Is it VM problem that it failed to allocate memory when
> > it was freeable?
> >
>
> Do you have CONFIG_COMPACTION enabled?
Yes:
pavel@amd:/data/l/linux-good$ zgrep CONFIG_COMPACTION /proc/config.gz
CONFIG_COMPACTION=y
Pavel
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