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Date:      Fri, 27 Nov 2020 00:29:32 +0000
From:      bugzilla-noreply@freebsd.org
To:        emulation@FreeBSD.org
Subject:   [Bug 251389] linuxkpi malloc is not strictly compatible with Linux
Message-ID:  <bug-251389-4077-UzX0I2Cs2S@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-251389-4077@https.bugs.freebsd.org/bugzilla/>
References:  <bug-251389-4077@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D251389

--- Comment #2 from Justin Hibbits <jhibbits@FreeBSD.org> ---
(In reply to Konstantin Belousov from comment #1)
It appears to be a general guarantee, from reading the linux source.

GFP_KERNEL implies ZONE_NORMAL, which is guaranteed to be below 4GB.  The
contiguity guarantee looks to be a property of the Linux slab allocator.

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