Re: [PATCH 0/2] support kdump for AMD secure memory encryption(sme)

2018-05-22 Thread lijiang
在 2018年05月21日 21:23, Tom Lendacky 写道: > On 5/20/2018 10:45 PM, lijiang wrote: >> 在 2018年05月17日 21:45, lijiang 写道: >>> 在 2018年05月15日 21:31, Tom Lendacky 写道: On 5/14/2018 8:51 PM, Lianbo Jiang wrote: > It is convenient to remap the old memory encrypted to the second kernel by > calling

Re: [PATCH 0/2] support kdump for AMD secure memory encryption(sme)

2018-05-21 Thread Tom Lendacky
On 5/20/2018 10:45 PM, lijiang wrote: > 在 2018年05月17日 21:45, lijiang 写道: >> 在 2018年05月15日 21:31, Tom Lendacky 写道: >>> On 5/14/2018 8:51 PM, Lianbo Jiang wrote: It is convenient to remap the old memory encrypted to the second kernel by calling ioremap_encrypted(). When sme

Re: [PATCH 0/2] support kdump for AMD secure memory encryption(sme)

2018-05-20 Thread lijiang
在 2018年05月17日 21:45, lijiang 写道: > 在 2018年05月15日 21:31, Tom Lendacky 写道: >> On 5/14/2018 8:51 PM, Lianbo Jiang wrote: >>> It is convenient to remap the old memory encrypted to the second kernel by >>> calling ioremap_encrypted(). >>> >>> When sme enabled on AMD server, we also need to support

Re: [PATCH 0/2] support kdump for AMD secure memory encryption(sme)

2018-05-17 Thread lijiang
在 2018年05月15日 21:31, Tom Lendacky 写道: > On 5/14/2018 8:51 PM, Lianbo Jiang wrote: >> It is convenient to remap the old memory encrypted to the second kernel by >> calling ioremap_encrypted(). >> >> When sme enabled on AMD server, we also need to support kdump. Because >> the memory is encrypted in

Re: [PATCH 0/2] support kdump for AMD secure memory encryption(sme)

2018-05-15 Thread Tom Lendacky
On 5/14/2018 8:51 PM, Lianbo Jiang wrote: > It is convenient to remap the old memory encrypted to the second kernel by > calling ioremap_encrypted(). > > When sme enabled on AMD server, we also need to support kdump. Because > the memory is encrypted in the first kernel, we will remap the old