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Date:      Mon, 28 Jun 2021 19:51:52 +0000
From:      bugzilla-noreply@freebsd.org
To:        x11@FreeBSD.org
Subject:   [Bug 252816] x11-servers/xorg-server: patch to utilize CLOCK_MONOTONIC_FAST for the clock
Message-ID:  <bug-252816-7141-qjQdkxxeiG@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-252816-7141@https.bugs.freebsd.org/bugzilla/>
References:  <bug-252816-7141@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D252816

--- Comment #5 from Warner Losh <imp@FreeBSD.org> ---
(In reply to Mitchell Horne from comment #4)

Well, the two cases that are the same are CLOCK_MONOTONIC and
CLOCK_MONOTONIC_PRECISE which call binuptime(). The CLOCK_MONOTONIC_FAST is
different. It calls getnanouptime(). The latter just looks at the cached ti=
me,
the former gets the TC from the kernel, reads the time hardware and does ma=
th.

So I still thinks there's a difference between the two.

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