Messages in this thread | | | Date | Mon, 21 Mar 2022 12:45:51 -0400 | From | Steven Rostedt <> | Subject | Re: linux-next: build warnings after merge of the tip tree |
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On Mon, 21 Mar 2022 17:40:32 +0100 Peter Zijlstra <peterz@infradead.org> wrote:
> func_B: > call __fentry__ /* push func_B */ > ... > call __fexit__ /* pop 1 + tails */ > ret > > func_A: > call __fentry__ /* push func_A */ > ... > call __ftail__ /* mark func_A tail */ > jmp func_B > > func_C: > call __fentry__ /* push func_C */ > call func_A; > ... > call __fexit__ /* pop 1 + tails */ > ret;
This also assumes that we need to trace everything that is marked. I mentioned in another email, what do we do if we only trace funcA?
-- Steve
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