On Wednesday November 27, axboe@suse.de wrote:
> On Wed, Nov 27 2002, Srihari Vijayaraghavan wrote:
> > Hello Neil,
> >
> > On Wednesday 27 November 2002 07:13, Neil Brown wrote:
> > > Srihari, could you possibly try with the following patch please to see
> > > if it gives more useful information.
> >
> > No worries. That did the trick.
> >
> > The following message appears just before the first oops:
> > Nov 27 18:56:32 localhost kernel: bio_add_page: want to add 4096 at 17658 but
> > only allowed 3072 - prepare to oops...
>
> Neil, this is the problem. Currently a driver _must_ be able to accept a
> page worth of data at any location...
so raid0 (and linear) need to be able to split a bio .... I think
we've been here before. Did you say you have plans for some generic
helper code that could do this?
NeilBrown
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This archive was generated by hypermail 2b29 : Sat Dec 07 2002 - 22:00:11 EST