Re: [Xen-devel] [PATCH for Xen 4.6 2/5] tools/libxl: fix socket display error for CMT

[Chao Peng <chao.p.peng@xxxxxxxxxxxxxxx>]

On Mon, Sep 28, 2015 at 04:36:54PM +0100, Wei Liu wrote:
> On Mon, Sep 28, 2015 at 05:06:31PM +0200, Dario Faggioli wrote:
> > On Mon, 2015-09-28 at 19:54 +0800, Chao Peng wrote:
> > 
> > > diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c
> > > index 2706759..c72d3df 100644
> > 
> > > @@ -8228,9 +8228,9 @@ static void
> > > psr_cmt_print_domain_info(libxl_dominfo *dominfo,
> > >  
> > >  static int psr_cmt_show(libxl_psr_cmt_type type, uint32_t domid)
> > >  {
> > > -    uint32_t i, socketid, nr_sockets, total_rmid;
> > > +    uint32_t i, socketid, total_rmid;
> > >      uint32_t l3_cache_size;
> > > -    libxl_physinfo info;
> > > +    libxl_bitmap socketmap;
> > >      int rc, nr_domains;
> > >  
> > >      if (!libxl_psr_cmt_enabled(ctx)) {
> > > @@ -8244,41 +8244,38 @@ static int psr_cmt_show(libxl_psr_cmt_type
> > > type, uint32_t domid)
> > >          return -1;
> > >      }
> > >  
> > > -    libxl_physinfo_init(&info);
> > > -    rc = libxl_get_physinfo(ctx, &info);
> > > +    libxl_socket_bitmap_alloc(ctx, &socketmap, 0);
> > > +    rc = libxl_socket_bitmap_fill(ctx, &socketmap);
> > >
> > Shouldn't socketmap be initied with libxl_bitmap_init() before being
> > allocated and used?
> > 
> 
> Yes.
> 
> > Not doing so is certainly not an issue, in this case, but AFAIR, we
> 
> That's my thought when I first saw this patch.
> 
> > always require that for libxl types, don't we?
> > 
> 
> But let's stick with convention.

Sure, let's stick with it.

Chao

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