[libvirt] [PATCH v2] LXC: trivially support flag VIR_DRV_FEATURE_TYPED_PARAM_STRING

fix: virsh -c lxc:/// memtune DOMAIN error: Unable to get number of memory parameters error: unsupported flags (0x4) in function lxcDomainGetMemoryParameters Signed-off-by: Chen Hanxiao <chenhanxiao(a)cn.fujitsu.com&gt; --- v2: also fix a similar issue in lxcDomainGetSchedulerParametersFlags src/lxc/lxc_driver.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c index 06f3e18..d8a31d3 100644 --- a/src/lxc/lxc_driver.c +++ b/src/lxc/lxc_driver.c @@ -895,7 +895,13 @@ lxcDomainGetMemoryParameters(virDomainPtr dom, size_t i; virCheckFlags(VIR_DOMAIN_AFFECT_LIVE | - VIR_DOMAIN_AFFECT_CONFIG, -1); + VIR_DOMAIN_AFFECT_CONFIG, + VIR_TYPED_PARAM_STRING_OKAY, -1); + + /* We blindly return a string, and let libvirt.c and + * remote_driver.c do the filtering on behalf of older clients + * that can't parse it. */ + flags &= ~VIR_TYPED_PARAM_STRING_OKAY; if (!(vm = lxcDomObjFromDomain(dom))) goto cleanup; @@ -1993,7 +1999,13 @@ lxcDomainGetSchedulerParametersFlags(virDomainPtr dom, virLXCDomainObjPrivatePtr priv; virCheckFlags(VIR_DOMAIN_AFFECT_LIVE | - VIR_DOMAIN_AFFECT_CONFIG, -1); + VIR_DOMAIN_AFFECT_CONFIG | + VIR_TYPED_PARAM_STRING_OKAY, -1); + + /* We blindly return a string, and let libvirt.c and + * remote_driver.c do the filtering on behalf of older clients + * that can't parse it. */ + flags &= ~VIR_TYPED_PARAM_STRING_OKAY; if (!(vm = lxcDomObjFromDomain(dom))) goto cleanup; -- 1.9.0