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From: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>
To: Wei Liu <wei.liu2@citrix.com>
Cc: George Dunlap <george.dunlap@eu.citrix.com>,
	Xen-devel <xen-devel@lists.xenproject.org>,
	Dario Faggioli <dario.faggioli@citrix.com>
Subject: Re: [PATCH 2/2] python/libxc: extend the call to get/set cap for credit2
Date: Wed, 27 Sep 2017 14:38:13 +0200	[thread overview]
Message-ID: <20170927123812.GH1116@mail-itl> (raw)
In-Reply-To: <20170927114622.14789-3-wei.liu2@citrix.com>


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On Wed, Sep 27, 2017 at 12:46:22PM +0100, Wei Liu wrote:
> Commit 68817024 ("xen: credit2: allow to set and get utilization cap")
> added a new parameter. Implement it for the python binding as well.
> 
> Coverity-ID: 1418532
> 
> Signed-off-by: Wei Liu <wei.liu2@citrix.com>

Acked-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>

> ---
> Cc: George Dunlap <george.dunlap@eu.citrix.com>
> Cc: Dario Faggioli <dario.faggioli@citrix.com>
> Cc: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
> 
> Compile-test only.
> ---
>  tools/python/xen/lowlevel/xc/xc.c | 17 ++++++++++-------
>  1 file changed, 10 insertions(+), 7 deletions(-)
> 
> diff --git a/tools/python/xen/lowlevel/xc/xc.c b/tools/python/xen/lowlevel/xc/xc.c
> index aa9f8e4d9e..f501764100 100644
> --- a/tools/python/xen/lowlevel/xc/xc.c
> +++ b/tools/python/xen/lowlevel/xc/xc.c
> @@ -1348,16 +1348,19 @@ static PyObject *pyxc_sched_credit2_domain_set(XcObject *self,
>  {
>      uint32_t domid;
>      uint16_t weight;
> -    static char *kwd_list[] = { "domid", "weight", NULL };
> -    static char kwd_type[] = "I|H";
> -    struct xen_domctl_sched_credit2 sdom;
> +    uint16_t cap;
> +    static char *kwd_list[] = { "domid", "weight", "cap", NULL };
> +    static char kwd_type[] = "I|HH";
> +    struct xen_domctl_sched_credit2 sdom = { };
>  
>      weight = 0;
> +    cap = 0;
>      if( !PyArg_ParseTupleAndKeywords(args, kwds, kwd_type, kwd_list,
> -                                     &domid, &weight) )
> +                                     &domid, &weight, &cap) )
>          return NULL;
>  
>      sdom.weight = weight;
> +    sdom.cap = cap;
>  
>      if ( xc_sched_credit2_domain_set(self->xc_handle, domid, &sdom) != 0 )
>          return pyxc_error_to_exception(self->xc_handle);
> @@ -1369,7 +1372,7 @@ static PyObject *pyxc_sched_credit2_domain_set(XcObject *self,
>  static PyObject *pyxc_sched_credit2_domain_get(XcObject *self, PyObject *args)
>  {
>      uint32_t domid;
> -    struct xen_domctl_sched_credit2 sdom;
> +    struct xen_domctl_sched_credit2 sdom = { };
>  
>      if( !PyArg_ParseTuple(args, "I", &domid) )
>          return NULL;
> @@ -1377,8 +1380,8 @@ static PyObject *pyxc_sched_credit2_domain_get(XcObject *self, PyObject *args)
>      if ( xc_sched_credit2_domain_get(self->xc_handle, domid, &sdom) != 0 )
>          return pyxc_error_to_exception(self->xc_handle);
>  
> -    return Py_BuildValue("{s:H}",
> -                         "weight",  sdom.weight);
> +    return Py_BuildValue("{s:HH}",
> +                         "weight", "cap",  sdom.weight, sdom.cap);
>  }
>  
>  static PyObject *pyxc_domain_setmaxmem(XcObject *self, PyObject *args)

-- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?

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      parent reply	other threads:[~2017-09-27 12:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-27 11:46 [PATCH 0/2] Coverity issues for credit2 CAP series Wei Liu
2017-09-27 11:46 ` [PATCH 1/2] xen/credit2: add missing unlock Wei Liu
2017-09-27 12:10   ` Dario Faggioli
2017-09-27 11:46 ` [PATCH 2/2] python/libxc: extend the call to get/set cap for credit2 Wei Liu
2017-09-27 12:18   ` Dario Faggioli
2017-09-27 12:38   ` Marek Marczykowski-Górecki [this message]

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