[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [V9 PATCH 8/8] pvh dom0: add opt_dom0pvh to setup.c
On Tue, Apr 15, 2014 at 05:12:52PM -0700, Mukesh Rathor wrote: > A pvh dom0 is booted by adding dom0pvh to grub xen command line. > > Signed-off-by: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx> > --- > docs/misc/pvh-readme.txt | 2 ++ > xen/arch/x86/setup.c | 12 +++++++++--- You are missing changes to docs/misc/xen-command-line.markdown Otherwise, Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> > 2 files changed, 11 insertions(+), 3 deletions(-) > > diff --git a/docs/misc/pvh-readme.txt b/docs/misc/pvh-readme.txt > index 9fea137..c5b3de4 100644 > --- a/docs/misc/pvh-readme.txt > +++ b/docs/misc/pvh-readme.txt > @@ -37,6 +37,8 @@ supported. Phase I patches are broken into three parts: > - tools changes for creating a PVH guest > - boot of 64bit dom0 in PVH mode. > > +To boot 64bit dom0 in PVH mode, add dom0pvh to grub xen command line. > + > Following fixme's exist in the code: > - arch/x86/time.c: support more tsc modes. > > diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c > index e9c2c51..bd35f65 100644 > --- a/xen/arch/x86/setup.c > +++ b/xen/arch/x86/setup.c > @@ -61,6 +61,10 @@ integer_param("maxcpus", max_cpus); > static bool_t __initdata disable_smep; > invbool_param("smep", disable_smep); > > +/* Boot dom0 in pvh mode */ > +static bool_t __initdata opt_dom0pvh; > +boolean_param("dom0pvh", opt_dom0pvh); > + > /* **** Linux config option: propagated to domain0. */ > /* "acpi=off": Sisables both ACPI table parsing and interpreter. */ > /* "acpi=force": Override the disable blacklist. */ > @@ -541,7 +545,7 @@ void __init noreturn __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; > @@ -1337,8 +1341,10 @@ void __init noreturn __start_xen(unsigned long mbi_p) > if ( !tboot_protect_mem_regions() ) > panic("Could not protect TXT memory regions"); > > - /* Create initial domain 0. */ > - dom0 = domain_create(0, DOMCRF_s3_integrity, 0); > + /* Create initial domain 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"); > > -- > 1.8.3.1 > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxx > http://lists.xen.org/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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