vmkdrivers/BLD/build/HEADERS/CUR-92-vmkdrivers-asm-x64/vmkernel64/release/asm/diskdump.h

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2015-10-23 19:21:55 +00:00
/*
* include/asm-x86_64/diskdump.h
*
* Copyright (C) Hitachi, Ltd. 2004
* Written by Satoshi Oshima (oshima@sdl.hitachi.co.jp)
*
* Derived from include/asm-i386/diskdump.h
* Copyright (c) 2004 FUJITSU LIMITED
* Copyright (c) 2003 Red Hat, Inc. All rights reserved.
*
*/
#ifndef _ASM_X86_64_DISKDUMP_H
#define _ASM_X86_64_DISKDUMP_H
#ifdef __KERNEL__
#include <linux/elf.h>
#include <asm/crashdump.h>
const static int platform_supports_diskdump = 1;
struct disk_dump_sub_header {
elf_gregset_t elf_regs;
};
#define size_of_sub_header() ((sizeof(struct disk_dump_sub_header) + PAGE_SIZE - 1) / DUMP_BLOCK_SIZE)
#define write_sub_header() \
({ \
int ret; \
\
ELF_CORE_COPY_REGS(dump_sub_header.elf_regs, (&myregs)); \
clear_page(scratch); \
memcpy(scratch, &dump_sub_header, sizeof(dump_sub_header)); \
\
if ((ret = write_blocks(dump_part, 2, scratch, 1)) >= 0) \
ret = 1; /* size of sub header in page */; \
ret; \
})
#endif /* __KERNEL__ */
#endif /* _ASM_X86_64_DISKDUMP_H */