RE: [patch] make exception handler in copy_user more robust

From: Chen, Kenneth W <kenneth.w.chen_at_intel.com>
Date: 2005-09-07 12:11:08
david mosberger wrote on Tuesday, September 06, 2005 7:08 PM
> On 9/6/05, Chen, Kenneth W <kenneth.w.chen@intel.com> wrote:
> 
> > Does anyone need precise partial copy_user,
> > meaning copy all the bytes up until faulting address?
> 
> Yes, I'm pretty sure that's the case.  I recall seeing problems with
> mount option copying when copy_user doesn't give the exact number of
> bytes that haven't been copied.

OK, in that case, we won't be able to simplify too much code in the
exception handler.  Good for me :-p

- Ken

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Received on Wed Sep 07 12:12:25 2005

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