| From | HATAYAMA Daisuke <> | Subject | [PATCH v3 14/21] kexec, elf: introduce NT_VMCORE_DEBUGINFO note type | Date | Sat, 16 Mar 2013 13:02:05 +0900 |
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This patch introduces NT_VMCORE_DEBUGINFO to a unique note type in VMCOREINFO name, which has had no name so far. The name means that it's a kind of note type in vmcoreinfo that contains system kernel's debug information.
Signed-off-by: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com> ---
include/uapi/linux/elf.h | 4 ++++ kernel/kexec.c | 4 ++-- 2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index 8072d35..b869904 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -398,6 +398,10 @@ typedef struct elf64_shdr { #define NT_METAG_CBUF 0x500 /* Metag catch buffer registers */ #define NT_METAG_RPIPE 0x501 /* Metag read pipeline state */ +/* + * Notes exported from /proc/vmcore, belonging to "VMCOREINFO" name. + */ +#define NT_VMCORE_DEBUGINFO 0 /* vmcore system kernel's debuginfo */ /* Note header in a PT_NOTE section */ typedef struct elf32_note { diff --git a/kernel/kexec.c b/kernel/kexec.c index 195de6d..6597b82 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -1438,8 +1438,8 @@ static void update_vmcoreinfo_note(void) if (!vmcoreinfo_size) return; - buf = append_elf_note(buf, VMCOREINFO_NOTE_NAME, 0, vmcoreinfo_data, - vmcoreinfo_size); + buf = append_elf_note(buf, VMCOREINFO_NOTE_NAME, NT_VMCORE_DEBUGINFO, + vmcoreinfo_data, vmcoreinfo_size); final_note(buf); }
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