Messages in this thread | | | Date | Mon, 26 Nov 2012 14:54:00 -0500 | From | Konrad Rzeszutek Wilk <> | Subject | Re: [PATCH]: PVH: remove FEATURES_PVH macro |
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On Wed, Nov 14, 2012 at 06:19:33PM -0800, Mukesh Rathor wrote: > PVH: remove macro FEATURES_PVH and put PVH strings in the ELFNOTE line, because there's a null char before FEATURES_PVH and in the FEATURES_PVH strings since this is not C file
ping? Jan had a comment about it to keep the #ifdef at the top and combine ascii and asiz?
http://lists.xen.org/archives/html/xen-devel/2012-11/msg00676.html
> > Signed-off-by: Mukesh Rathor <mukesh.rathor@oracle.com> > --- > arch/x86/xen/xen-head.S | 14 +++++--------- > 1 files changed, 5 insertions(+), 9 deletions(-) > > diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S > index 1a6bca1..340fd4e 100644 > --- a/arch/x86/xen/xen-head.S > +++ b/arch/x86/xen/xen-head.S > @@ -13,14 +13,6 @@ > #include <xen/interface/elfnote.h> > #include <asm/xen/interface.h> > > -#ifdef CONFIG_XEN_X86_PVH > -#define FEATURES_PVH "|writable_descriptor_tables" \ > - "|auto_translated_physmap" \ > - "|supervisor_mode_kernel" \ > - "|hvm_callback_vector" > -#else > -#define FEATURES_PVH /* Not supported */ > -#endif > > __INIT > ENTRY(startup_xen) > @@ -104,7 +96,11 @@ NEXT_HYPERCALL(arch_6) > #endif > ELFNOTE(Xen, XEN_ELFNOTE_ENTRY, _ASM_PTR startup_xen) > ELFNOTE(Xen, XEN_ELFNOTE_HYPERCALL_PAGE, _ASM_PTR hypercall_page) > - ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz "!writable_page_tables|pae_pgdir_above_4gb"FEATURES_PVH) > +#ifdef CONFIG_XEN_X86_PVH > + ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz "!writable_page_tables|pae_pgdir_above_4gb|writable_descriptor_tables|auto_translated_physmap|supervisor_mode_kernel|hvm_callback_vector") > +#else > + ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz "!writable_page_tables|pae_pgdir_above_4gb") > +#endif > ELFNOTE(Xen, XEN_ELFNOTE_PAE_MODE, .asciz "yes") > ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz "generic") > ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, > -- > 1.7.2.3
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