diff options
| author | Liu Hua <sdu.liu@huawei.com> | 2014-04-18 07:45:36 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2014-04-22 22:23:58 +0100 |
| commit | 56b700fd6f1e49149880fb1b6ffee0dca5be45fb (patch) | |
| tree | 0165b9342f0fa3da4b844a07c682654bec8f29d1 /arch | |
| parent | 80bb3ef109ff40a7593d9481c17de9bbc4d7c0e2 (diff) | |
| download | linux-56b700fd6f1e49149880fb1b6ffee0dca5be45fb.tar.bz2 | |
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/kernel/machine_kexec.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index f0d180d8b29f..8cf0996aa1a8 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -184,3 +184,10 @@ void machine_kexec(struct kimage *image) soft_restart(reboot_entry_phys); } + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_ARM_LPAE + VMCOREINFO_CONFIG(ARM_LPAE); +#endif +} |