redonkable/alistair23-linux
redonkable/alistair23-linux
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Merge branches 'sh/clkfwk' and 'sh/kexec'

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This commit is contained in:
Paul Mundt 2010-05-11 11:53:11 +09:00
parent 4f615d575c 7aed3b34fb
commit 15f2a7967a
4 changed files with 23 additions and 21 deletions
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2
arch/sh/Kconfig
View file

@ -633,7 +633,7 @@ config KEXEC
config CRASH_DUMP
bool "kernel crash dumps (EXPERIMENTAL)"
depends on SUPERH32 && EXPERIMENTAL
depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP
help
Generate crash dump after being started by kexec.
This should be normally only set in special crash dump kernels

20
arch/sh/kernel/crash_dump.c
View file

@ -4,7 +4,6 @@
* Created by: Hariprasad Nellitheertha (hari@in.ibm.com)
* Copyright (C) IBM Corporation, 2004. All rights reserved
*/
#include <linux/errno.h>
#include <linux/crash_dump.h>
#include <linux/io.h>
@ -13,6 +12,25 @@
/* Stores the physical address of elf header of crash image. */
unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
/*
* Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
* is_kdump_kernel() to determine if we are booting after a panic. Hence
* ifdef it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
*
* elfcorehdr= specifies the location of elf core header
* stored by the crashed kernel.
*/
static int __init parse_elfcorehdr(char *arg)
{
if (!arg)
return -EINVAL;
elfcorehdr_addr = memparse(arg, &arg);
return 0;
}
early_param("elfcorehdr", parse_elfcorehdr);
/**
* copy_oldmem_page - copy one page from "oldmem"
* @pfn: page frame number to be copied

3
arch/sh/kernel/machine_kexec.c
View file

@ -147,4 +147,7 @@ void arch_crash_save_vmcoreinfo(void)
VMCOREINFO_SYMBOL(node_data);
VMCOREINFO_LENGTH(node_data, MAX_NUMNODES);
#endif
#ifdef CONFIG_X2TLB
VMCOREINFO_CONFIG(X2TLB);
#endif
}

19
arch/sh/kernel/setup.c
View file

@ -380,25 +380,6 @@ static void __init setup_memory(void)
extern void __init setup_memory(void);
#endif
/*
* Note: elfcorehdr_addr is not just limited to vmcore. It is also used by
* is_kdump_kernel() to determine if we are booting after a panic. Hence
* ifdef it under CONFIG_CRASH_DUMP and not CONFIG_PROC_VMCORE.
*/
#ifdef CONFIG_CRASH_DUMP
/* elfcorehdr= specifies the location of elf core header
* stored by the crashed kernel.
*/
static int __init parse_elfcorehdr(char *arg)
{
if (!arg)
return -EINVAL;
elfcorehdr_addr = memparse(arg, &arg);
return 0;
}
early_param("elfcorehdr", parse_elfcorehdr);
#endif
void __init __attribute__ ((weak)) plat_early_device_setup(void)
{
}