On Fri, Jul 10, 2020 at 06:13:31PM -0400, Steven Rostedt wrote:
> On Fri, 10 Jul 2020 15:38:40 +0200
> Peter Zijlstra <[email protected]> wrote:
> 
> > From: Josh Poimboeuf <[email protected]>
> > 
> > Add the x86 out-of-line static call implementation.  For each key, a
> > permanent trampoline is created which is the destination for all static
> > calls for the given key.  The trampoline has a direct jump which gets
> > patched by static_call_update() when the destination function changes.
> 
> FYI, I get the following warnings after applying this patch.
> 
> /work/git/linux-test.git/arch/x86/kernel/static_call.c: In function 
> ‘__static_call_transform’:
> /work/git/linux-test.git/arch/x86/kernel/static_call.c:9:43: warning: passing 
> argument 2 of ‘text_gen_insn’ makes pointer from integer without a cast 
> [-Wint-conversion]
>     9 |  const void *code = text_gen_insn(opcode, (long)insn, (long)func);
>       |                                           ^~~~~~~~~~
>       |                                           |
>       |                                           long int

Hurmph, shows I haven't build the individual patches in a while I
suppose. It was fixed in the next patch.

Fixed it up, thanks!

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