Re: crash while reading win2k ntfs partition

From: Steve Dodd (steved@loth.demon.co.uk)
Date: Tue May 02 2000 - 15:39:18 EST


On Mon, May 01, 2000 at 10:43:07AM -0600, Jeff V. Merkey wrote:

> The Partition formats are different on W2K vs. NT4.0. If you attempt to
> write to a W2K partition with the current Linux NTFS driver - YOU WILL
> CORRUPT THE DRIVE.

TBH, the write code probably mangles NT 4 volumes quite nicely too - the
directory handling, anyway.

> You might be able to mount it and read from it with
> the current code (some W2K configurations won't work though), but you
> should not attempt to write to it. The formats of a W2K partitions are
> using the Veritas Volume Manager Stuff they developed for W2K. The
> obvious fix is for someone to study NT4.0 vs. W2K and add the necessary
> support to **NOT** stomp on the database section Veritas stamps on the
> W2K partition -- if you overwrite it (which you do -- you think it's
> free space) -- W2K will be toast the first time it tries to mount the
> volume after Linux has corrupted it .......

They store data on the volume without marking the used blocks in $Bitmap?
That's Evil(tm). Is there any technical justification for it?

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