Slow graphics after last kernel update (I think)

Michael Miles mmamiga6 at
Fri Jul 16 18:10:38 UTC 2010

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 in
> 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 all
> these problems.
> Does anyone knew what's going on here ?
> Regards
> Mikael Larsson
Was there a ATI driver update as well?

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