Re: Write intent bitmaps

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Neil Brown <neilb@xxxxxxx> writes:

> On Monday June 8, carlos@xxxxxxxxxxxxxx wrote:
>>  >If so, would ext2 probably be the best choice?
>> 
>> That's what the man page says. I find it strange since if it's a file
>> the filesystem shouldn't matter. Neil?
>
> The way that md writes to the bitmap file is not entirely portable
> across different filesystems.  As the man page say,  it is known to
> work for ext2 and ext3.  Either is a fine choice.
> A new filesystem interface is being introduced in 2.6.31 as part of
> the swap-over-NFS work.  I might end up using that to write to bitmap
> files, as it has the right characteristics.  But that is very much in
> the future.
>
> NeilBrown

How about support to write to a device instead of a file?

MfG
        Goswin
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