Re: [PATCH v5 28/32] x86/mm, kexec: Allow kexec to be used with SME

2017-05-31 Thread Xunlei Pang
On 05/31/2017 at 01:46 AM, Tom Lendacky wrote: > On 5/25/2017 11:17 PM, Xunlei Pang wrote: >> On 04/19/2017 at 05:21 AM, Tom Lendacky wrote: >>> Provide support so that kexec can be used to boot a kernel when SME is >>> enabled. >>> >>> Support

Re: [PATCH v5 31/32] x86: Add sysfs support for Secure Memory Encryption

2017-05-25 Thread Xunlei Pang
On 05/26/2017 at 10:49 AM, Dave Young wrote: > Ccing Xunlei he is reading the patches see what need to be done for > kdump. There should still be several places to handle to make kdump work. > > On 05/18/17 at 07:01pm, Borislav Petkov wrote: >> On Tue, Apr 18, 2017 at 04:22:12PM -0500, Tom

Re: [PATCH v5 28/32] x86/mm, kexec: Allow kexec to be used with SME

2017-05-25 Thread Xunlei Pang
On 04/19/2017 at 05:21 AM, Tom Lendacky wrote: > Provide support so that kexec can be used to boot a kernel when SME is > enabled. > > Support is needed to allocate pages for kexec without encryption. This > is needed in order to be able to reboot in the kernel in the same manner > as originally

Re: [PATCH] Add +~800M crashkernel explaination

2017-01-11 Thread Xunlei Pang
On 01/12/2017 at 03:35 AM, Robert LeBlanc wrote: > On Wed, Dec 14, 2016 at 4:17 PM, Xunlei Pang <xp...@redhat.com> wrote: >> As I replied in another post, if you really want to detail the behaviour, >> should mention >> "crashkernel=size[KMG][@offset[KM

Re: [PATCH] Add +~800M crashkernel explaination

2016-12-14 Thread Xunlei Pang
On 12/15/2016 at 01:50 AM, Robert LeBlanc wrote: > On Tue, Dec 13, 2016 at 8:08 PM, Xunlei Pang <xp...@redhat.com> wrote: >> On 12/10/2016 at 01:20 PM, Robert LeBlanc wrote: >>> On Fri, Dec 9, 2016 at 7:49 PM, Baoquan He <b...@redhat.com> wrote: >>>> On

Re: [PATCH] Add +~800M crashkernel explaination

2016-12-13 Thread Xunlei Pang
On 12/10/2016 at 01:20 PM, Robert LeBlanc wrote: > On Fri, Dec 9, 2016 at 7:49 PM, Baoquan He wrote: >> On 12/09/16 at 05:22pm, Robert LeBlanc wrote: >>> When trying to configure crashkernel greater than about 800 MB, the >>> kernel fails to allocate memory on x86 and x86_64.

Re: [PATCH v7 2/2] Documentation: kdump: add description of enable multi-cpus support

2016-08-17 Thread Xunlei Pang
On 2016/08/18 at 09:50, Zhou Wenjian wrote: > multi-cpu support is useful to improve the performance of kdump in > some cases. So add the description of enable multi-cpu support in > dump-capture kernel. > > Signed-off-by: Zhou Wenjian > Acked-by: Baoquan He