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

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 10 Jun 2005, at 09:00, Li, Xin B wrote:

> Hi Keir, do you have time to take a look at this patch?
> -Xin
>
> Li, Xin B wrote:
> > On x86_64, strace expects CS == 0x33 for 64bit
> > applications and CS == 0x23 for 32bit applications, or it
> > will complain.
> > This patch makes strace happy with xeno64.
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.
 -- Keir


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