linux-kernel - Re: [PATCH] tracing: add cond_resched to ftrace_replace

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Message-ID: <20181204142918.12c087b4@vmware.local.home>
Date:   Tue, 4 Dec 2018 14:29:18 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Anders Roxell <anders.roxell@...aro.org>
Cc:     mingo@...hat.com, Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Kees Cook <keescook@...omium.org>,
        Arnd Bergmann <arnd@...db.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] tracing: add cond_resched to ftrace_replace_code()

On Tue, 4 Dec 2018 20:25:31 +0100
Anders Roxell <anders.roxell@...aro.org> wrote:

> On Tue, 4 Dec 2018 at 20:21, Steven Rostedt <rostedt@...dmis.org> wrote:
> >
> > On Tue, 4 Dec 2018 14:19:08 -0500
> > Steven Rostedt <rostedt@...dmis.org> wrote:
> >  
> > > > @@ -2435,6 +2438,13 @@ void __weak ftrace_replace_code(int enable)
> > > >                     /* Stop processing */
> > > >                     return;
> > > >             }
> > > > +           /*
> > > > +            * Some archs calls this function with interrupts or preemption
> > > > +            * disabled. Howeve, other archs don't and this can cause a  
> >
> > typo "However". But could you write it this way:
> >
> >         "However, for other archs that can preempt, this can cause an
> >         tremendous unneeded latency."
> >  
> 
> I'll fix this and move it up (where I added it in the first place but
> moved it) =)
>

I also noticed a grammar issue:

	"Some archs call this function .."

-- Steve