Messages in this thread Patch in this message | | | From | Liu Hua <> | Subject | [PATCH 2/3] ARM : kdump : add arch_crash_save_vmcoreinfo | Date | Thu, 27 Mar 2014 16:00:39 +0800 |
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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.
Signed-off-by: Liu Hua <sdu.liu@huawei.com> To: Russell King <linux@arm.linux.org.uk> Cc: Stephen Warren <swarren@nvidia.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Vijaya Kumar K <vijay.kilari@gmail.com> Cc: <linux-arm-kernel@lists.infradead.org> Cc: <linux-kernel@vger.kernel.org> Cc: <kexec@lists.infradead.org> --- arch/arm/kernel/machine_kexec.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index f0d180d..8cf0996 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 +} -- 1.9.0
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