Add more elements for tuning the virtiofsd daemon
and the vhost-user-fs device:
<driver type='virtiofs' queue='1024' xattr='on'>
<binary path='/usr/libexec/virtiofsd'>
<cache mode='always'/>
<lock posix='off' flock='off'/>
</binary>
</driver>
Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Masayoshi Mizuma <m.mizuma@jp.fujitsu.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Tested-by: Andrea Bolognani <abologna@redhat.com>
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