linux-kernel - Re: [patch V4 part 2 04/18] x86/entry/common: Protect against instrumentation

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Date:   Thu, 07 May 2020 16:13:40 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Alexandre Chartre <alexandre.chartre@...cle.com>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, "Paul E. McKenney" <paulmck@...nel.org>,
        Andy Lutomirski <luto@...nel.org>,
        Frederic Weisbecker <frederic@...nel.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Petr Mladek <pmladek@...e.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Brian Gerst <brgerst@...il.com>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Will Deacon <will@...nel.org>
Subject: Re: [patch V4 part 2 04/18] x86/entry/common: Protect against instrumentation

Alexandre Chartre <alexandre.chartre@...cle.com> writes:
>> @@ -310,10 +336,10 @@ static void syscall_slow_exit_work(struc
>>   /*
>>    * Does a 32-bit syscall.  Called with IRQs on in CONTEXT_KERNEL.  Does
>>    * all entry and exit work and returns with IRQs off.  This function is
>> - * extremely hot in workloads that use it, and it's usually called from
>> + * ex2tremely hot in workloads that use it, and it's usually called from
>
> typo: "ex2tremely"

Fixed. Btw, can you please trim your replies?