Subject: Re: Work-in-progress "wedges" implementation
To: Jason Thorpe <>
From: Bill Studenmund <>
List: tech-kern
Date: 09/22/2004 15:14:56
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On Wed, Sep 22, 2004 at 03:11:04PM -0700, Bill Studenmund wrote:
> On Wed, Sep 22, 2004 at 01:26:34PM -0700, Jason Thorpe wrote:
> >=20
> >         3. Once wedges are created on a disk, I/O to that disk may only
> >            be performed through its wedges, or on the disk's RAW_PART.
> >            Wedges may not be created on a disk if any partition other
> >            than RAW_PART is open.
> In the long run, I think we'll need to do something different here. I=20
> liked the original wedges idea of you just have enough wedge info in the=
> kernel to boot, then you let userland find all the wedges. The implicatio=
> of this is that we would want to add wedges to the boot disk after / has=
> been mounted. But that can be fixed later, when we add some sort of code=
> to check for overlaps/errors.

Just saw Dan's note. I mis-read this the same way too. So never mind.

Take care,


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