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(parent: eff6631) | patch
Add a tunable which changes mincore(2) algorithm to only report data
authorkib <kib@FreeBSD.org>
Mon, 7 Jan 2019 22:10:48 +0000 (22:10 +0000)
committerkib <kib@FreeBSD.org>
Mon, 7 Jan 2019 22:10:48 +0000 (22:10 +0000)
commit54e59fff7b86600f0c420761e73bc432129a282c
treea40e470371e20b2061caa9761876170a90b3e69btree | snapshot
parenteff6631b384f13e321af5b1141d61d0d0adff108commit | diff
Add a tunable which changes mincore(2) algorithm to only report data
from the local mapping.

Enable the setting by default.
The article behind the change: https://arxiv.org/abs/1901.01161

Reviewed by: markj
Discussed with: emaste
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D18764
lib/libc/sys/mincore.2 diff | blob | history
sys/vm/vm_mmap.c diff | blob | history
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