Re: Block device swamping disk cache

From: Andrew Morton
Date: Tue May 11 2004 - 19:41:28 EST

Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> On Tue, May 11, 2004 at 01:11:24PM -0600, marcus hall wrote:
> > I am having problems writing a filesystem image to a device file.
> >
> > I am running an arm version of the 2.5.59 kernel.
> I don't think anyone here still remembers stoneage-aera kernels.
> You're better off trying to reproduce it with 2.6.6 I guess.

no, sorry, it'll still happen. I haven't fixed the ramdisk driver yet.

The problem is that ->memory_backed means both "doesn't contribute
to dirty memory" and also "doesn't need writeback".

These concepts need to be split apart for the ramdisk driver. I'll do it
for 2.6.7, promise.
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