Re: [PATCHv2 6/7] capabilities: Add additional data to the NUMA topology info

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On Wed, Jan 23, 2013 at 11:12:35AM +0100, Peter Krempa wrote:
> On 01/23/13 11:04, Daniel P. Berrange wrote:
> >>diff --git a/src/test/test_driver.c b/src/test/test_driver.c
> >>index 6909fa4..038f627 100644
> >>--- a/src/test/test_driver.c
> >>+++ b/src/test/test_driver.c
> >>@@ -559,6 +559,9 @@ static int testOpenDefault(virConnectPtr conn) {
> >>      }
> >>      for (u = 0 ; u < 16 ; u++) {
> >>          privconn->cells[u % 2].cpus[(u / 2)].id = u;
> >>+        privconn->cells[u % 2].cpus[(u / 2)].socket_id = -1;
> >>+        privconn->cells[u % 2].cpus[(u / 2)].core_id = -1;
> >>+        privconn->cells[u % 2].cpus[(u / 2)].siblings = NULL;
> >>      }
> >
> >This is wrong because these fields are unsigned int.
> 
> Hm, yeah, I forgot to update this. Anyways, the data doesn't pose
> problem here as the output isn't enhanced until siblings is
> non-NULL.
> 
> This code gets fixed in 7/7.

In that case you can delete this entire chunk - VIR_ALLOC
ensures everything is initialized to 0, so the "= NULL" is
not doing anything

> 
> >
> >>diff --git a/src/xen/xend_internal.c b/src/xen/xend_internal.c
> >>index 57d8325..434f558 100644
> >>--- a/src/xen/xend_internal.c
> >>+++ b/src/xen/xend_internal.c
> >>@@ -1161,6 +1161,7 @@ sexpr_to_xend_topology(const struct sexpr *root,
> >>              ignore_value(virBitmapGetBit(cpuset, cpu, &used));
> >>              if (used) {
> >>                  cpuInfo[n].id = cpu;
> >>+                cpuInfo[n].siblings = NULL;
> >
> >As mentioned before, this should be initializing based on the nodeinfo.
> >Here you've allowed socket_id + core_id to all initialize to 0 which
> >is wrong.
> 
> Also here, the siblings are NULL so the new output isn't used at
> all. I added the condition so that the new code could be avoided
> until I prepare means to test the XEN support.

Again this initialization to NULL is redundant

Daniel
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