Slow graphics after last kernel update (I think)

mikael.larsson at mikael.larsson at
Fri Jul 16 20:45:39 UTC 2010

On Fri, 16 Jul 2010 11:10:38 -0700, Michael Miles <mmamiga6 at>
> On 07/16/2010 08:54 AM, mikael.larsson at wrote:
>> Hello fedora list.
>> I updated my IBM Thinkpad R51 running fedora 12 a couple of days ago.
>> Now lots of applications that used to work runs very slow and CPU
>> throttle
>> seems to be at max almost all the time.
>> Gnome-system-monitor takes up to 5 minutes to start, it used to start
>> seconds.
>> Supertux runs at about 3 frames/second, used to run a lot faster.
>> Scrolling content in firefox is very slow and CPU throttle hits max
>> instantly and stays there for a long time.
>> Flash from youtube in firefox runs at 2 frames/second, used to run at
>> about 20 frames/second.
>> The compiz animation stuff still works at same speed.
>> The automatic bug reporting tool gave me this the other day while the
>> system was logged in but no apps were running on the desktop.
>> ---
>> WARNING: at drivers/gpu/drm/radeon/radeon_fence.c:159
>> radeon_fence_signaled+0x56/0x83 [radeon]()
>> Hardware name: 1829DRG
>> Querying an unemited fence : ebb30d40 !
>> Modules linked in: arc4 ecb lib80211_crypt_wep fuse sunrpc
>> cpufreq_ondemand acpi_cpufreq ip6t_REJECT nf_conntrack_ipv6
>> ip6table_filter
>> ip6_tables ipv6 dm_multipath uinput snd_intel8x0 snd_intel8x0m
>> snd_ac97_codec ac97_bus ppdev snd_seq snd_seq_device parport_pc snd_pcm
>> snd_timer thinkpad_acpi parport ipw2100 e1000 nsc_ircc snd libipw
>> iTCO_wdt
>> irda iTCO_vendor_support crc_ccitt soundcore rfkill lib80211
>> snd_page_alloc
>> i2c_i801 joydev firewire_ohci video firewire_core yenta_socket
>> rsrc_nonstatic crc_itu_t output radeon ttm drm_kms_helper drm
>> i2c_algo_bit
>> i2c_core [last unloaded:microcode]
>> Pid: 1442, comm: Xorg Not tainted #1
>> ---
>> Booting on the previous kernel seems to solve
>> these problems.
>> Does anyone knew what's going on here ?
>> Regards
>> Mikael Larsson
> Was there a ATI driver update as well?

Sorry but I don't remember if there were, but I don't think so.
Maybe someone else can answer if there were such a update recently puched

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