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ARM: 8030/1: ARM : kdump : add arch_crash_save_vmcoreinfo 

For vmcore generated by LPAE enabled kernel, user space
utility such as crash needs additional infomation to
parse.

So this patch add arch_crash_save_vmcoreinfo as what PAE enabled
i386 linux does.

Cc: <stable@vger.kernel.org>
Reviewed-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Liu Hua <sdu.liu@huawei.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Liu Hua 2014-04-18 07:45:36 +01:00 committed by Russell King
parent 80bb3ef109
commit 56b700fd6f
1 changed files with 7 additions and 0 deletions
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7
arch/arm/kernel/machine_kexec.c
View File

@ -184,3 +184,10 @@ void machine_kexec(struct kimage *image)
soft_restart(reboot_entry_phys); soft_restart(reboot_entry_phys);
} }
void arch_crash_save_vmcoreinfo(void)
{
#ifdef CONFIG_ARM_LPAE
VMCOREINFO_CONFIG(ARM_LPAE);
#endif
}