Re: [PATCH 4/4] kdump: update Documentation about crashkernel on arm64

2019-05-14 Thread Bhupesh Sharma
On 05/07/2019 09:20 AM, Chen Zhou wrote: Now we support crashkernel=X,[high,low] on arm64, update the Documentation. Signed-off-by: Chen Zhou --- Documentation/admin-guide/kernel-parameters.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git

Re: [PATCH 0/4] support reserving crashkernel above 4G on arm64 kdump

2019-05-14 Thread Bhupesh Sharma
+Cc kexec-list. Hi Chen, I think we are still in the quiet period of the merge cycle, but this is a change which will be useful for systems like HPE Apollo where we are looking at reserving crashkernel across a larger range. Some comments inline and in respective patch threads.. On

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Dave Young
On 05/14/19 at 04:09pm, Ingo Molnar wrote: > > * Dave Young wrote: > > > On 05/14/19 at 01:38pm, Peter Zijlstra wrote: > > > On Tue, May 14, 2019 at 04:48:41PM +0800, Dave Young wrote: > > > > > > > > I did some tests on the laptop, thing is: > > > > > 1. apply the 3 patches (two you posted +

[PATCH] Documentation: kdump: fix minor typo

2019-05-14 Thread Cengiz Can
kdump.txt had a minor typo. Signed-off-by: Cengiz Can --- Documentation/kdump/kdump.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/kdump/kdump.txt b/Documentation/kdump/kdump.txt index 51814450a7f8..3162eeb8c262 100644 --- a/Documentation/kdump/kdump.txt

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Ingo Molnar
* Dave Young wrote: > On 05/14/19 at 01:38pm, Peter Zijlstra wrote: > > On Tue, May 14, 2019 at 04:48:41PM +0800, Dave Young wrote: > > > > > > I did some tests on the laptop, thing is: > > > > 1. apply the 3 patches (two you posted + Boris's revert commit > > > > 52b922c3d49c) > > > >

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Peter Zijlstra
On Tue, May 14, 2019 at 08:58:35PM +0800, Dave Young wrote: > Hmm, it seems caused by some WIP branch patches, I suspect below: Grmbl.. Ingo, can you zap all those WIP branches, please? They mostly just get in the way of things. If you want to run them, merge them in a private branch or

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Dave Young
On 05/14/19 at 01:38pm, Peter Zijlstra wrote: > On Tue, May 14, 2019 at 04:48:41PM +0800, Dave Young wrote: > > > > I did some tests on the laptop, thing is: > > > 1. apply the 3 patches (two you posted + Boris's revert commit > > > 52b922c3d49c) > > >on latest Linus master branch,

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Peter Zijlstra
On Tue, May 14, 2019 at 04:48:41PM +0800, Dave Young wrote: > > I did some tests on the laptop, thing is: > > 1. apply the 3 patches (two you posted + Boris's revert commit 52b922c3d49c) > >on latest Linus master branch, everything works fine. > > > > 2. build and test the

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Kairui Song
On Tue, May 14, 2019 at 4:48 PM Dave Young wrote: > > On 05/14/19 at 11:22am, Dave Young wrote: > > On 05/13/19 at 04:06pm, Baoquan He wrote: > > > Hi Dave, > > > > > > On 05/13/19 at 09:50am, Borislav Petkov wrote: > > > > On Mon, May 13, 2019 at 03:32:54PM +0800, Baoquan He wrote: > > > > >

Re: [PATCH v6 1/2] x86/kexec: Build identity mapping for EFI systab and ACPI tables

2019-05-14 Thread Dave Young
On 05/14/19 at 11:22am, Dave Young wrote: > On 05/13/19 at 04:06pm, Baoquan He wrote: > > Hi Dave, > > > > On 05/13/19 at 09:50am, Borislav Petkov wrote: > > > On Mon, May 13, 2019 at 03:32:54PM +0800, Baoquan He wrote: > > > > This is a critical bug which breaks memory hotplug, > > > > > >