Re: [PATCH v2 4/4] x86/static_call: Add inline static call implementation for x86-64

[Steven Rostedt]

On Thu, 29 Nov 2018 12:20:00 -0500
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:


> r8 = return address
> r9 = function to call
> 

Bad example, r8 and r9 are args, but r10 and r11 are available.

-- Steve

> 	push r8
> 	jmp *r9
> 
> Then have the regs->ip point to that trampoline.
> 
> -- Steve