Re: [PATCH v7 0/7] Support kdump with LUKS encryption by reusing LUKS volume keys

From: Coiby Xu
Date: Fri Feb 07 2025 - 03:02:02 EST


On Fri, Feb 07, 2025 at 11:01:15AM +0800, Baoquan He wrote:
Hi Coiby,

Hi Baoquan,


On 01/16/25 at 02:58pm, Coiby Xu wrote:
LUKS is the standard for Linux disk encryption, widely adopted by users,
and in some cases, such as Confidential VMs, it is a requirement. With
kdump enabled, when the first kernel crashes, the system can boot into
the kdump/crash kernel to dump the memory image (i.e., /proc/vmcore)
to a specified target. However, there are two challenges when dumping
vmcore to a LUKS-encrypted device:

This v7 series looks good to me, other than Randy's concern. Do you plan
to repost to update the document?

Thanks for reviewing the patch set! I'll send a new version which will
apply Randy's suggestions!


Thanks
Baoquan


--
Best regards,
Coiby