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(parent: 1ee3314) | patch
qemu: Enable unprivileged userfaultfd for post-copy migration
authorJiri Denemark <jdenemar@redhat.com>
Thu, 2 Dec 2021 14:43:27 +0000 (15:43 +0100)
committerJiri Denemark <jdenemar@redhat.com>
Fri, 10 Dec 2021 16:53:11 +0000 (17:53 +0100)
commitd804408ef9044aeb0d73b2e83fc044c5fff3c86d
treeede4e382fb2d02b8663c06a46e47da7f9eea6e05tree
parent1ee3314c10852dac667f9a50b00fa81cc68141c5commit | diff
qemu: Enable unprivileged userfaultfd for post-copy migration

Userfaultfd is by default allowed only for privileged processes. Since
libvirt runs QEMU unprivileged, we need to enable unprivileged access to
userfaultfd to enable post-copy migration.

https://bugzilla.redhat.com/show_bug.cgi?id=1945420

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
libvirt.spec.in diff | blob | blame | history
src/qemu/meson.build diff | blob | blame | history
src/qemu/postcopy-migration.sysctl [new file with mode: 0644] blob
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