Question about UTCB
Jonathan S. Shapiro
shap at eros-os.org
Thu Feb 23 23:33:43 CET 2006
On Fri, 2006-02-24 at 09:18 +1100, Benno wrote:
> >When a process is preempted, where are its registers stored? Are the
> >stored in the UTCB, or are they stored in some data structure that is
> >only accessible to the kernel?
> They are stored in the thread's TCB, which is kernel private data.
So, in particular, the saved registers are not accessable to normal load
and store instructions that might occur on a second processor. Correct?
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