Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-18 Thread chenzhou
Hi Bhupesh, On 2020/10/7 15:07, Bhupesh Sharma wrote: > Hi Catalin, > > On Tue, Oct 6, 2020 at 11:30 PM Catalin Marinas > wrote: >> On Mon, Oct 05, 2020 at 11:12:10PM +0530, Bhupesh Sharma wrote: >>> I think my earlier email with the test results on this series bounced >>> off the mailing list

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-07 Thread Catalin Marinas
On Wed, Oct 07, 2020 at 12:37:49PM +0530, Bhupesh Sharma wrote: > On Tue, Oct 6, 2020 at 11:30 PM Catalin Marinas > wrote: > > On Mon, Oct 05, 2020 at 11:12:10PM +0530, Bhupesh Sharma wrote: > > > I think my earlier email with the test results on this series bounced > > > off the mailing list ser

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-07 Thread Bhupesh Sharma
Hi Catalin, On Tue, Oct 6, 2020 at 11:30 PM Catalin Marinas wrote: > > On Mon, Oct 05, 2020 at 11:12:10PM +0530, Bhupesh Sharma wrote: > > I think my earlier email with the test results on this series bounced > > off the mailing list server (for some weird reason), but I still see > > several iss

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-06 Thread Catalin Marinas
On Mon, Oct 05, 2020 at 11:12:10PM +0530, Bhupesh Sharma wrote: > I think my earlier email with the test results on this series bounced > off the mailing list server (for some weird reason), but I still see > several issues with this patchset. I will add specific issues in the > review comments for

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-05 Thread chenzhou
Hi Bhupesh, On 2020/10/6 1:42, Bhupesh Sharma wrote: > Hi Catalin, Chen, > > On Mon, Oct 5, 2020 at 10:39 PM Catalin Marinas > wrote: >> On Sat, Sep 12, 2020 at 06:44:29AM -0500, John Donnelly wrote: >>> On 9/7/20 8:47 AM, Chen Zhou wrote: Chen Zhou (9): x86: kdump: move CRASH_ALIG

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-05 Thread Bhupesh Sharma
Hi Catalin, Chen, On Mon, Oct 5, 2020 at 10:39 PM Catalin Marinas wrote: > > On Sat, Sep 12, 2020 at 06:44:29AM -0500, John Donnelly wrote: > > On 9/7/20 8:47 AM, Chen Zhou wrote: > > > Chen Zhou (9): > > >x86: kdump: move CRASH_ALIGN to 2M > > >x86: kdump: make the lower bound of crash k

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-10-05 Thread Catalin Marinas
On Sat, Sep 12, 2020 at 06:44:29AM -0500, John Donnelly wrote: > On 9/7/20 8:47 AM, Chen Zhou wrote: > > Chen Zhou (9): > >x86: kdump: move CRASH_ALIGN to 2M > >x86: kdump: make the lower bound of crash kernel reservation > > consistent > >x86: kdump: use macro CRASH_ADDR_LOW_MAX i

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-09-23 Thread John Donnelly
> On Sep 15, 2020, at 2:16 AM, chenzhou wrote: > > > > On 2020/9/7 21:47, Chen Zhou wrote: >> There are following issues in arm64 kdump: >> 1. We use crashkernel=X to reserve crashkernel below 4G, which >> will fail when there is no enough low memory. >> 2. If reserving crashkernel above 4G,

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-09-15 Thread chenzhou
On 2020/9/7 21:47, Chen Zhou wrote: > There are following issues in arm64 kdump: > 1. We use crashkernel=X to reserve crashkernel below 4G, which > will fail when there is no enough low memory. > 2. If reserving crashkernel above 4G, in this case, crash dump > kernel will boot failure because th

Re: [PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-09-12 Thread John Donnelly
On 9/7/20 8:47 AM, Chen Zhou wrote: There are following issues in arm64 kdump: 1. We use crashkernel=X to reserve crashkernel below 4G, which will fail when there is no enough low memory. 2. If reserving crashkernel above 4G, in this case, crash dump kernel will boot failure because there is n

[PATCH v12 0/9] support reserving crashkernel above 4G on arm64 kdump

2020-09-07 Thread Chen Zhou
There are following issues in arm64 kdump: 1. We use crashkernel=X to reserve crashkernel below 4G, which will fail when there is no enough low memory. 2. If reserving crashkernel above 4G, in this case, crash dump kernel will boot failure because there is no low memory available for allocation. 3.