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2008 Mar 04
3
32-on-64 sysenter for pvops
...nfo structure doesn''t work
properly. What''s the difference in the frames?
I guess the other reason for the separate PV Xen sysenter entrypoint is
to deal with sysexit not working. I addressed this by implementing a
sysexit pvop using iret, though I think I could just set the TIF_IRET
flag in threadinfo.
Anyway, could you look at these changes and see if anything problematic
leaps out.
I''m also having debugging it, since xenctx and gdbserver-xen don''t work
on 32-bit compat domains, and the console itself seems to locked up.
I''m not sure how I ca...