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From: Thomas Gleixner <tglx@kernel.org>
To: Baolu Lu <baolu.lu@linux.intel.com>, LKML <linux-kernel@vger.kernel.org>
Cc: baolu.lu@linux.intel.com, x86@kernel.org, iommu@lists.linux.dev, Arnd
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Subject: Re: [patch 09/38] iommu/vt-d: Use sched_clock() instead of
 get_cycles()
In-Reply-To: <9db9515b-08e8-47bd-aced-206ac183195a@linux.intel.com>
References: <20260410120044.031381086@kernel.org>
 <20260410120318.187521447@kernel.org>
 <9db9515b-08e8-47bd-aced-206ac183195a@linux.intel.com>
Date: Fri, 10 Apr 2026 17:14:00 +0200
Message-ID: <87y0iuzw3r.ffs@tglx>
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On Fri, Apr 10 2026 at 21:45, Baolu Lu wrote:
> On 4/10/2026 8:19 PM, Thomas Gleixner wrote:
>> Calculating the timeout from get_cycles() is a historical leftover without
>> any functional requirement.
>> 
>> Use ktime_get() instead.
>
> The subject line says "Use sched_clock() ...", but the implementation
> actually uses ktime_get(). Is it a typo or anything I misunderstood?

Indeed. Leftover from an earlier version.

Thanks,

        tglx