Messages in this thread |  | | Date | Tue, 18 Sep 2001 18:52:32 -0400 | From | Robert Love <> | Subject | Re: Feedback on preemptible kernel patch xfs |
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On Tue, 2001-09-18 at 07:05, jury gerold wrote: > I used your patch on 2.4.10-pre10-xfs from the SGI cvs tree. > 2 files had to be changed > fs/xfs_support/atomic.h and fs/xfs_support/mutex.h > needed a include sched.h
Thank you for reporting this.
I just made a diff against xfs-cvs-20010917 with your changes. Obviously I can't merge the changes into the main patch since not everyone has XFS, but I will make the patch available.
> rootfilesystem is ext2 everything else is xfs > athlon optimisation is switched on > chipset is via > the nvidia kernel module for OpenGL acceleration is running > hisax isdn driver for internet access > USB web cam > > I have tried heavy filesystem operations (cp -ar x y && rm -rf y) > with a big compile job -j2 and some OpenGL programs together with the > web cam
Good. Then we can probably mark XFS as preempt safe (no reason to think otherwise). Those file operations were on the XFS partitions, right?
> on the USB side i had some "_comp parameters have gone AWOL" messages in > the syslog from the cpia driver > but i remember them from a no preemtion kernel as well
Yah, probably from mainline kernel...
> so far everything is stable
excellent.
> i like the idea but i have not made any tests on the latency yet
if you do, please post.
thanks for the feedback,
-- Robert M. Love rml at ufl.edu rml at tech9.net
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