function stack frames in the kernel
Carter Cheng
cartercheng at gmail.com
Sun Nov 11 13:00:02 EST 2018
Thanks for the reply but the link doesn't quite answer the question. I am
wondering how the pointer is handled so that there is one per thread by the
compiler. I perhaps was under the perhaps mistaken impression that the
stack pointer frame pointer management inside the compiler makes certain
assumptions in user space- but i am unsure how this applies to kernel space.
On Mon, Nov 12, 2018 at 1:55 AM Augusto Mecking Caringi <
augustocaringi at gmail.com> wrote:
> On Sun, Nov 11, 2018 at 6:04 PM Carter Cheng <cartercheng at gmail.com>
> wrote:
> > I am wondering how the compiler divines which stack to use for function
> calls and placement of locals and arguments when a function call is made
> inside the kernel since the kernel has multiple call stacks. Are function
> calls handled manually inside kernel code or is there something special
> inside the compiler for handling this?
>
> I think this link can answer your question...
>
>
> https://stackoverflow.com/questions/12911841/kernel-stack-and-user-space-stack
>
> --
> Augusto Mecking Caringi
>
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