Messages in this thread | | | Subject | Re: fadvise syscall? | From | "Martin K. Petersen" <> | Date | 18 Mar 2002 09:39:19 -0500 |
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>>>>> "Andrew" == Andrew Morton <akpm@zip.com.au> writes:
Andrew> O_DIRECT is broken against RAID0 (at least) in 2.5 at present. Andrew> The RAID driver gets sent BIOs which straddle two or more Andrew> chunks and RAID spits out lots of unpleasant warnings. Neil Andrew> has been informed...
Yep. I've been porting my original kiobuf based request splitter to biobufs. It's almost there, I've just been extremely busy with something else for a while.
It's not only when you straddle chunks. The current code does not handle requests straddling RAID zones either.
-- Martin K. Petersen, Principal Linux Consultant, Linuxcare, Inc. mkp@linuxcare.com, http://www.linuxcare.com/ SGI XFS for Linux Developer, http://oss.sgi.com/projects/xfs/
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