Re: Changes to ide-probe.c in 2.6.9-rc2 causing improper detection

From: Alan Cox
Date: Tue Sep 14 2004 - 06:19:06 EST


On Maw, 2004-09-14 at 07:06, Jens Axboe wrote:
> Alan, I bet there are a lot of these. Maybe we should consider letting
> the user manually flag support for FLUSH_CACHE, at least it is in their
> hands then.

You are assuming the drive supports "FLUSH_CACHE" just because it
doesn't error it. Thats a good way to have accidents.

The patch I posted originally did turn wcache off for barrier if no
flush cache support was present but had a small bug so that bit got
dropped.


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