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Re: [Xen-devel] [PATCH] Make strace happy with xeno64.




On 10 Jun 2005, at 09:33, Li, Xin B wrote:

The CS should be 0x23/0x33 -- no need for masking? Or is
the fact that the upcall saved mask appears in bits 16-23
of the '4-byte' CS value a problem? We can move the saved
mask if so: I think that would be neater.

CS is 0xE033 for 64bit apps on xeno64.

Xenolinux should be installing its own GDT with selectors at 0x23/0x33 and be using those. I think it already installs a suitable GDT, so probably simply a matter of modifying a few USER_CS macros somewhere.

 -- Keir


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