linux-kernel - Re: [PATCH] hrtimer:Add get_hrtimer_cpu

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Message-ID: <877ci5m3c4.ffs@tglx>
Date: Thu, 14 Mar 2024 12:59:23 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: Enlin Mu <enlinmu@...il.com>
Cc: Enlin Mu <enlin.mu@...look.com>, linux-kernel@...r.kernel.org,
 enlin.mu@...soc.com, linux-hardening@...r.kernel.org
Subject: Re: [PATCH] hrtimer:Add get_hrtimer_cpu_base()

On Thu, Mar 14 2024 at 18:45, Enlin Mu wrote:
> Thomas Gleixner <tglx@...utronix.de> 于2024年3月14日周四 18:22写道：
>>
>> On Wed, Mar 13 2024 at 05:30, Enlin Mu wrote:
>> > From: Enlin Mu <enlin.mu@...soc.com>
>> >
>> > On the Arm platform,arch_timer may occur irq strom,
>> > By using the next_timer of hrtimer_cpu_base, it is
>> > possible to quickly locate abnormal timers.
>> > As it is an out of tree modules,the function needs
>> > to be exproted.
>>
>> No. We are not exporting for out of tree code.
> Can you explain it?

Exporting functions or variables requires an in tree usecase.