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Date:      Thu, 27 May 2021 15:20:47 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 255997] fpu_kern_thread is called before fpu_initialstate has been set in ktls_kern_thread
Message-ID:  <bug-255997-227-fLYn1D8R4h@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-255997-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-255997-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D255997

John Baldwin <jhb@FreeBSD.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kib@FreeBSD.org

--- Comment #1 from John Baldwin <jhb@FreeBSD.org> ---
The issue is that fpuinitstate SYSINIT runs at SI_SUB_DRIVERS.  On the one =
hand
I'd probably like to defer creation of the KTLS thread pool until the first
use, but the immediate fix is probably to init fpuinitstate earlier.  I'm n=
ot
sure why we don't do that in something like SI_SUB_CPU?

However, I'm curious how you are managing to get the KTLS threads to try to=
 use
the FPU prior to SI_SUB_DRIVERS since they will only do crypto work in afte=
r a
userland call to setsockopt() post boot to enable KTLS on a socket.

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