Re: [RESEND PATCH v2 1/2] ftrace: disable preemption between ftrace_test_recursion_trylock/unlock()

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On Wed, 13 Oct 2021 16:34:53 +0800
王贇 <yun.wang@xxxxxxxxxxxxxxxxx> wrote:

> On 2021/10/13 下午4:25, Miroslav Benes wrote:
> >>> Side note... the comment will eventually conflict with peterz's 
> >>> https://lore.kernel.org/all/20210929152429.125997206@xxxxxxxxxxxxx/.  
> >>
> >> Steven, would you like to share your opinion on this patch?
> >>
> >> If klp_synchronize_transition() will be removed anyway, the comments
> >> will be meaningless and we can just drop it :-P  
> > 
> > The comment will still be needed in some form. We will handle it depending 
> > on what gets merged first. peterz's patches are not ready yet.  
> 
> Ok, then I'll move it before trylock() inside klp_ftrace_handler() anyway.

+1

-- Steve



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