Re: [PATCH] LXC: trivially support flag VIR_DRV_FEATURE_TYPED_PARAM_STRING

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> -----Original Message-----
> From: Ján Tomko [mailto:jtomko@xxxxxxxxxx]
> Sent: Monday, June 23, 2014 9:08 PM
> To: Chen, Hanxiao/陈 晗霄; libvir-list@xxxxxxxxxx
> Subject: Re:  [PATCH] LXC: trivially support flag
> VIR_DRV_FEATURE_TYPED_PARAM_STRING
> 
> On 06/23/2014 09:28 AM, Chen Hanxiao wrote:
> > 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@xxxxxxxxxxxxxx>
> > ---
> >  src/lxc/lxc_driver.c | 6 +++++-
> >  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> 
> lxcDomainGetSchedulerParametersFlags will need a similar fix.
> 
Yes, it needs a similar fix.

> It seems commit 399394 (released in v1.2.2) introduced this when it marked
> the LXC driver as supporting the option without marking it as supported in
> these APIs.
> 
We should updated the comments as 399394 does.

Thanks,
- Chen

> >
> > diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
> > index 06f3e18..6b170fe 100644
> > --- a/src/lxc/lxc_driver.c
> > +++ b/src/lxc/lxc_driver.c
> > @@ -895,7 +895,11 @@ 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 don't return strings, and thus trivially support this flag.  */
> > +    flags &= ~VIR_TYPED_PARAM_STRING_OKAY;
> >
> >      if (!(vm = lxcDomObjFromDomain(dom)))
> >          goto cleanup;
> >
> 


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