Re: [Xen-devel] [V1 PATCH 10/11] PVH dom0: add opt_dom0pvh to setup.c

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Fri, Nov 08, 2013 at 05:23:35PM -0800, Mukesh Rathor wrote:
> Add opt_dom0pvh. Note, PVH dom0 is disabled until the FIXME in 
> domain_build.c is resolved.

Could you refer to in this description to which commit that is
please?
> 
> Signed-off-by: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
> ---
>  xen/arch/x86/setup.c |   14 ++++++++++++--
>  1 files changed, 12 insertions(+), 2 deletions(-)
> 
> diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c
> index 32b23fc..0ad1d73 100644
> --- a/xen/arch/x86/setup.c
> +++ b/xen/arch/x86/setup.c
> @@ -56,6 +56,10 @@ int opt_earlykdb=0;
>  boolean_param("earlykdb", opt_earlykdb);
>  #endif
>  
> +/* Boot dom0 in PVH mode */
> +bool_t __initdata opt_dom0pvh;
> +boolean_param("dom0pvh", opt_dom0pvh);
> +
>  /* opt_nosmp: If true, secondary processors are ignored. */
>  static bool_t __initdata opt_nosmp;
>  boolean_param("nosmp", opt_nosmp);
> @@ -552,7 +556,7 @@ void __init __start_xen(unsigned long mbi_p)
>  {
>      char *memmap_type = NULL;
>      char *cmdline, *kextra, *loader;
> -    unsigned int initrdidx;
> +    unsigned int initrdidx, domcr_flags = 0;
>      multiboot_info_t *mbi = __va(mbi_p);
>      module_t *mod = (module_t *)__va(mbi->mods_addr);
>      unsigned long nr_pages, raw_max_page, modules_headroom, *module_map;
> @@ -1334,8 +1338,14 @@ void __init __start_xen(unsigned long mbi_p)
>      if ( !tboot_protect_mem_regions() )
>          panic("Could not protect TXT memory regions\n");
>  
> +    /* Following removed when "PVH FIXME" in domain_build.c is resolved */

Please also mention the title of the patch that added the FIXME.

> +    if ( opt_dom0pvh )
> +        panic("You do NOT have the correct xen version for dom0 PVH\n");
                                              ^-X

> +
>      /* Create initial domain 0. */
> -    dom0 = domain_create(0, DOMCRF_s3_integrity, 0);
> +    domcr_flags = (opt_dom0pvh ? DOMCRF_pvh | DOMCRF_hap : 0);
> +    domcr_flags |= DOMCRF_s3_integrity;
> +    dom0 = domain_create(0, domcr_flags, 0);
>      if ( IS_ERR(dom0) || (alloc_dom0_vcpu0() == NULL) )
>          panic("Error creating domain 0\n");
>  
> -- 
> 1.7.2.3
> 
> 
> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel

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