2006-05-22 19:36:41

by Jim Cromie

[permalink] [raw]
Subject: Re: 2.6.17-rc1-mm3: time-i386-clocksource-drivers*.patch broke userspace apps

Laurent Riffard wrote:
> Hello,
>
> Since 2.6.17-rc1-mm3, some applications behave strangely here:
> - video players (mplayer, vlc) are randomly frozen after less than 1
> minute playing . They are killable by ^C.
> - some network java application (freenet-0.7) quit after a few
> minutes running.
>
> A bissection point out time-i386-clocksource-drivers.patch as the
> sucker.
>
> I noticed that, since 2.6.17-rc1-mm3, pit clocksource is installed
> instead of acpi_pm clocksource. Booting with "clocksource=acpi_pm"
> does not help.
>
>


> Is pit clocksource broken ? If so, how can I get back acpi_pm
> clocksource ?
>
>
Followup on the 1st Q:
GTS v.C2 had some pit fixes, what happens now testing with clocksource=pit ?


2006-05-27 12:04:48

by Laurent Riffard

[permalink] [raw]
Subject: Re: 2.6.17-rc1-mm3: time-i386-clocksource-drivers*.patch broke userspace apps

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Le 22.05.2006 21:36, Jim Cromie a ?crit :
> Laurent Riffard wrote:
>> Hello,
>>
>> Since 2.6.17-rc1-mm3, some applications behave strangely here:
>> - video players (mplayer, vlc) are randomly frozen after less than 1
>> minute playing . They are killable by ^C.
>> - some network java application (freenet-0.7) quit after a few
>> minutes running.
>>
>> A bissection point out time-i386-clocksource-drivers.patch as the
>> sucker.
>>
>> I noticed that, since 2.6.17-rc1-mm3, pit clocksource is installed
>> instead of acpi_pm clocksource. Booting with "clocksource=acpi_pm"
>> does not help.
>
>> Is pit clocksource broken ? If so, how can I get back acpi_pm
>> clocksource ?
>>
>>
> Followup on the 1st Q:
> GTS v.C2 had some pit fixes, what happens now testing with
> clocksource=pit ?
>

Sorry for this late answer.

Now, I can't notice any problem with clocksource=pit. Video players and
freenet-0.7 are running fine.

> [root@antares ~]# dmesg | grep -e clocksource -e "Linux version"
> Linux version 2.6.17-rc4-mm3 ([email protected]) (gcc version 4.1.1 20060330 (prerelease)) #10 Tue May 23 01:35:36 CEST 2006
> Kernel command line: root=/dev/vglinux1/lvroot video=vesafb:ywrap,mtrr splash=silent resume=/dev/hdb6 clocksource=pit
> Time: pit clocksource has been installed.

Thanks.
- --
laurent
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