Re: [Xen-API] [PATCH] CA-40882: In the SLES 10SP2 kernel the 3 VIF limit was removed so remove this limit in the template

[Alex Zeffertt <alex.zeffertt@xxxxxxxxxxxxx>]

Hi Jonathan,

Please feel free to modify the patch and resubmit.  I chose the cut'n'paste 
method because it was easier to get right, and I'm not an ocaml programmer :-)
Regards,

Alex

Jonathan Knowles wrote:
> Hi Alex
>
> Thanks for sending in this patch.
>
> This patch duplicates the sles10 template function, so that we end
> up with two almost identical copies of the same section of code:
>
> On 27/04/10 15:58, Alex Zeffertt wrote:
> > +let sles10sp1_template name architecture flags =
> > +       let name = make_long_name name architecture in
> > +       let install_arch = technical_string_of_architecture architecture in
> > +       let bt = eli_install_template (default_memory_parameters 512L) name "sleslike" 
> > true "console=ttyS0 xencons=ttyS" in
> > +       { bt with
> > +               vM_other_config = (install_methods_otherconfig_key, "cdrom,nfs,http,ftp") 
> > :: ("install-arch",install_arch) :: bt.vM_other_config;
> > +               vM_recommendations = recommendations ~memory:32 ~vifs:3 ();
> > +       }
> > +
> >   let sles10_template name architecture flags =
> >         let name = make_long_name name architecture in
> >         let install_arch = technical_string_of_architecture architecture in
> >         let bt = eli_install_template (default_memory_parameters 512L) name "sleslike" 
> > true "console=ttyS0 xencons=ttyS" in
> >         { bt with
> >                 vM_other_config = (install_methods_otherconfig_key, "cdrom,nfs,http,ftp") 
> > :: ("install-arch",install_arch) :: bt.vM_other_config;
> > -               vM_recommendations = recommendations ~memory:32 ~vifs:3 ();
> > +               vM_recommendations = recommendations ~memory:32 ();
> >         }
> Why not instead parameterize the function, so that we have 
> something like:
> >   let sles10_template name architecture flags ?vifs =
> >         let name = make_long_name name architecture in
> >         let install_arch = technical_string_of_architecture architecture in
> >         let bt = eli_install_template (default_memory_parameters 512L) name "sleslike" 
> > true "console=ttyS0 xencons=ttyS" in
> >         { bt with
> >                 vM_other_config = (install_methods_otherconfig_key, "cdrom,nfs,http,ftp") 
> > :: ("install-arch",install_arch) :: bt.vM_other_config;
> >                 vM_recommendations = recommendations ~memory:32 ?vifs ();
> >         }
> And then at the call sites we can write:
>
> >         sles_9_template "SUSE Linux Enterprise Server 9 SP4"  X32 [    ]  ;
> >         sles10_template "SUSE Linux Enterprise Server 10 SP1" X32 [    ] 3;
> >         sles10_template "SUSE Linux Enterprise Server 10 SP2" X32 [    ]  ;
> >         sles11_template "SUSE Linux Enterprise Server 11"     X32 [    ]  ;
> >         sles10_template "SUSE Linux Enterprise Server 10 SP1" X64 [    ] 3;
> >         sles10_template "SUSE Linux Enterprise Server 10 SP2" X64 [    ]  ;
> >         sles10_template "SUSE Linux Enterprise Server 10 SP3" X64 [    ]  ;
> >         sles11_template "SUSE Linux Enterprise Server 11"     X64 [    ]  ;
> Or similar?
>
> Cheers,
> Jonathan

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