[PATCH 3.11 23/70] ARM: 8030/1: ARM : kdump : add arch_crash_save_vmcoreinfo

Luis Henriques luis.henriques at canonical.com
Wed May 7 13:12:26 UTC 2014 -stable review patch.  If anyone has any objections, please let me know.


From: Liu Hua <sdu.liu at huawei.com>

commit 56b700fd6f1e49149880fb1b6ffee0dca5be45fb upstream.

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

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

Reviewed-by: Will Deacon <will.deacon at arm.com>
Signed-off-by: Liu Hua <sdu.liu at huawei.com>
Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
 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 57221e3..faa3d4c 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -181,3 +181,10 @@ void machine_kexec(struct kimage *image)
+void arch_crash_save_vmcoreinfo(void)

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