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Re: newlib on x86-64

At Thu, 5 Feb 2009 09:23:29 -0500,
Jonathan Shapiro wrote:
> Since allowing interrupts to nest is a bad idea, why is this a concern?

The actual use case that I am interested in is nested page faults.  I
have an area of kernel vm that I use to implement a CAM, which I (plan
to) use during user page faults.  See the paper "Fast Capability
Transfer using Existing Commodity Hardware," which I wrote with Tom
Bachmann, for details [1].

Neal

[1] http://walfield.org/papers/200804-bachmann-fast-capability-transfer.pdf
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