On Tue, Aug 28, 2018 at 11:39:20PM +0200, marcandre.lureau@xxxxxxxxxx wrote: > From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx> > > Add a new memoryBacking source type "memfd", support by QEMU (when the > capability is available). > > Sealing is enabled by default in qemu, and hugepage is easier to > setup, which makes it often a better choice than memory-backend-file. > > Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx> > --- > docs/formatdomain.html.in | 8 ++- > docs/schemas/domaincommon.rng | 1 + > src/conf/domain_conf.c | 3 +- > src/conf/domain_conf.h | 1 + > src/qemu/qemu_command.c | 62 +++++++++++++------ > tests/qemuxml2argvdata/memfd-memory-numa.args | 27 ++++++++ > tests/qemuxml2argvdata/memfd-memory-numa.xml | 33 ++++++++++ > tests/qemuxml2argvtest.c | 3 + > 8 files changed, 116 insertions(+), 22 deletions(-) > create mode 100644 tests/qemuxml2argvdata/memfd-memory-numa.args > create mode 100644 tests/qemuxml2argvdata/memfd-memory-numa.xml > > diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in > index eb619a1656..ca656c9f7e 100644 > --- a/docs/formatdomain.html.in > +++ b/docs/formatdomain.html.in > @@ -1099,7 +1099,7 @@ > </hugepages> > <nosharepages/> > <locked/> > - <source type="file|anonymous"/> > + <source type="file|anonymous|memfd"/> IIUC memfd is really just a different way to implement anonymous memory backing. Why do we need to expose this in the XML, as opposed to just using it automatically when we find it is available ? This would be preferrable as then applications don't need changing to make use of this. Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :| -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list
