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-rw-r--r--arch/ia64/kernel/crash_dump.c4
-rw-r--r--arch/ia64/kernel/setup.c9
2 files changed, 12 insertions, 1 deletions
diff --git a/arch/ia64/kernel/crash_dump.c b/arch/ia64/kernel/crash_dump.c
index da60e90eeeb1..23e91290e41f 100644
--- a/arch/ia64/kernel/crash_dump.c
+++ b/arch/ia64/kernel/crash_dump.c
@@ -8,10 +8,14 @@
8 8
9#include <linux/errno.h> 9#include <linux/errno.h>
10#include <linux/types.h> 10#include <linux/types.h>
11#include <linux/crash_dump.h>
11 12
12#include <asm/page.h> 13#include <asm/page.h>
13#include <asm/uaccess.h> 14#include <asm/uaccess.h>
14 15
16/* Stores the physical address of elf header of crash image. */
17unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
18
15/** 19/**
16 * copy_oldmem_page - copy one page from "oldmem" 20 * copy_oldmem_page - copy one page from "oldmem"
17 * @pfn: page frame number to be copied 21 * @pfn: page frame number to be copied
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index de636b215677..a0286be6c235 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -478,7 +478,12 @@ static __init int setup_nomca(char *s)
478} 478}
479early_param("nomca", setup_nomca); 479early_param("nomca", setup_nomca);
480 480
481#ifdef CONFIG_PROC_VMCORE 481/*
482 * Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
483 * is_kdump_kernel() to determine if we are booting after a panic. Hence
484 * ifdef it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
485 */
486#ifdef CONFIG_CRASH_DUMP
482/* elfcorehdr= specifies the location of elf core header 487/* elfcorehdr= specifies the location of elf core header
483 * stored by the crashed kernel. 488 * stored by the crashed kernel.
484 */ 489 */
@@ -491,7 +496,9 @@ static int __init parse_elfcorehdr(char *arg)
491 return 0; 496 return 0;
492} 497}
493early_param("elfcorehdr", parse_elfcorehdr); 498early_param("elfcorehdr", parse_elfcorehdr);
499#endif
494 500
501#ifdef CONFIG_PROC_VMCORE
495int __init reserve_elfcorehdr(unsigned long *start, unsigned long *end) 502int __init reserve_elfcorehdr(unsigned long *start, unsigned long *end)
496{ 503{
497 unsigned long length; 504 unsigned long length;