Re: [Xen-devel] doubt on domU segment mappings

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

Sandesh, le Mon 21 Jul 2008 22:34:33 +0530, a écrit :
> > These are constructed by the PV domain builder just for the domU.
> > DomU
> > is then free to do whatever it wants with it, dom0 doesn't care at
> > all 
> but aren't these mappings in the dom0 page tables?

Just temporarily when the domain builder fills them, but as soon as it's
built, they are unmapped.

> Once the domU is running how can i change them?

What for?

> like how will i know which entries in the dom0 pgtables corresponds to
> kernel_seg or ramdisk_seg and so on..

Again, dom0 doesn't map them any more, it doesn't need them any more.

Samuel

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