[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] Add suspend_cancel flag to linux elf notes.
# HG changeset patch # User kfraser@xxxxxxxxxxxxxxxxxxxxx # Date 1172655662 0 # Node ID 9149ef0e61ce24ba3a12c27d0cfd7de6b86aff43 # Parent 0ba4f202d504ce547f5be400bd6a9c5a6e76452d Add suspend_cancel flag to linux elf notes. Signed-off-by: Brendan Cully <brendan@xxxxxxxxx> --- linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S | 1 + linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S | 1 + tools/xcutils/readnotes.c | 3 +++ xen/common/libelf/libelf-dominfo.c | 1 + xen/include/public/elfnote.h | 7 ++++++- 5 files changed, 12 insertions(+), 1 deletion(-) diff -r 0ba4f202d504 -r 9149ef0e61ce linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S --- a/linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S Wed Feb 28 09:39:23 2007 +0000 +++ b/linux-2.6-xen-sparse/arch/i386/kernel/head-xen.S Wed Feb 28 09:41:02 2007 +0000 @@ -206,3 +206,4 @@ ENTRY(cpu_gdt_table) ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, .long, _PAGE_PRESENT,_PAGE_PRESENT) #endif ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz, "generic") + ELFNOTE(Xen, XEN_ELFNOTE_SUSPEND_CANCEL, .long, 1) diff -r 0ba4f202d504 -r 9149ef0e61ce linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S --- a/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S Wed Feb 28 09:39:23 2007 +0000 +++ b/linux-2.6-xen-sparse/arch/x86_64/kernel/head-xen.S Wed Feb 28 09:41:02 2007 +0000 @@ -186,3 +186,4 @@ ENTRY(empty_zero_page) ELFNOTE(Xen, XEN_ELFNOTE_L1_MFN_VALID, .quad, _PAGE_PRESENT,_PAGE_PRESENT) ELFNOTE(Xen, XEN_ELFNOTE_FEATURES, .asciz, "writable_page_tables|writable_descriptor_tables|auto_translated_physmap|pae_pgdir_above_4gb|supervisor_mode_kernel") ELFNOTE(Xen, XEN_ELFNOTE_LOADER, .asciz, "generic") + ELFNOTE(Xen, XEN_ELFNOTE_SUSPEND_CANCEL, .long, 1) diff -r 0ba4f202d504 -r 9149ef0e61ce tools/xcutils/readnotes.c --- a/tools/xcutils/readnotes.c Wed Feb 28 09:39:23 2007 +0000 +++ b/tools/xcutils/readnotes.c Wed Feb 28 09:41:02 2007 +0000 @@ -102,6 +102,9 @@ static int print_notes(struct elf_binary break; case XEN_ELFNOTE_HV_START_LOW: print_numeric_note("HV_START_LOW", elf , note); + break; + case XEN_ELFNOTE_SUSPEND_CANCEL: + print_numeric_note("SUSPEND_CANCEL", elf, note); break; case XEN_ELFNOTE_L1_MFN_VALID: print_l1_mfn_valid_note("L1_MFN_VALID", elf , note); diff -r 0ba4f202d504 -r 9149ef0e61ce xen/common/libelf/libelf-dominfo.c --- a/xen/common/libelf/libelf-dominfo.c Wed Feb 28 09:39:23 2007 +0000 +++ b/xen/common/libelf/libelf-dominfo.c Wed Feb 28 09:41:02 2007 +0000 @@ -99,6 +99,7 @@ int elf_xen_parse_note(struct elf_binary [XEN_ELFNOTE_PAE_MODE] = { "PAE_MODE", 1}, [XEN_ELFNOTE_FEATURES] = { "FEATURES", 1}, [XEN_ELFNOTE_BSD_SYMTAB] = { "BSD_SYMTAB", 1}, + [XEN_ELFNOTE_SUSPEND_CANCEL] = { "SUSPEND_CANCEL", 0 }, }; /* *INDENT-ON* */ diff -r 0ba4f202d504 -r 9149ef0e61ce xen/include/public/elfnote.h --- a/xen/include/public/elfnote.h Wed Feb 28 09:39:23 2007 +0000 +++ b/xen/include/public/elfnote.h Wed Feb 28 09:41:02 2007 +0000 @@ -157,9 +157,14 @@ #define XEN_ELFNOTE_L1_MFN_VALID 13 /* + * Whether or not the guest supports cooperative suspend cancellation. + */ +#define XEN_ELFNOTE_SUSPEND_CANCEL 14 + +/* * The number of the highest elfnote defined. */ -#define XEN_ELFNOTE_MAX XEN_ELFNOTE_L1_MFN_VALID +#define XEN_ELFNOTE_MAX XEN_ELFNOTE_SUSPEND_CANCEL /* * System information exported through crash notes. _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
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