I found a clever way to make the extra IOPL switching invisible to
non-paravirt compiles - since kernel_rpl is statically defined to
be zero there, and only non-zero rpl kernel have a problem restoring IOPL,
as popf does not restore IOPL flags unless run at CPL-0.
Subject: IOPL handling for
I found a clever way to make the extra IOPL switching invisible to
non-paravirt compiles - since kernel_rpl is statically defined to
be zero there, and only non-zero rpl kernel have a problem restoring IOPL,
as popf does not restore IOPL flags unless run at CPL-0.
Subject: IOPL handling for
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