Messages in this thread | | | Date | Tue, 06 Mar 2007 01:14:53 -0800 | From | Jeremy Fitzhardinge <> | Subject | Re: [patch] paravirt: VDSO page is essential |
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Roland McGrath wrote: > For everything else to work, it needs to be set by changing __FIXADDR_TOP, > which seems to be done by calling reserve_top_address early enough. > It looks like that needs to be properly tied into paravirt_ops somehow. >
The startup code for whatever hypervisor you're running makes a call to reserve_top to reserve the appropriate amount of address space. This happens very early.
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