Messages in this thread | | | Date | Mon, 16 Aug 1999 23:43:44 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: switch_to comment update |
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On Tue, 17 Aug 1999, Andrea Arcangeli wrote: > > BTW, which is the reason we continue to reload the stack pointer address > in the TS structure? To let know the kernel which stack pointer to use > while entering the kernel, right?
Indeed. If we didn't do that, the CPU wouldn't know what value to give esp on system calls and faults from user mode.
Linus
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