Re: [PATCH v8 2/5] arm64: kdump: reserve crashkenel above 4G for crash dump kernel

2020-05-25 Thread Baoquan He
On 05/21/20 at 05:38pm, Chen Zhou wrote: > Crashkernel=X tries to reserve memory for the crash dump kernel under > 4G. If crashkernel=X,low is specified simultaneously, reserve spcified > size low memory for crash kdump kernel devices firstly and then reserve > memory above 4G. Wondering why crash

[PATCH v8 2/5] arm64: kdump: reserve crashkenel above 4G for crash dump kernel

2020-05-21 Thread Chen Zhou
Crashkernel=X tries to reserve memory for the crash dump kernel under 4G. If crashkernel=X,low is specified simultaneously, reserve spcified size low memory for crash kdump kernel devices firstly and then reserve memory above 4G. Signed-off-by: Chen Zhou Tested-by: John Donnelly Tested-by: Prabh