Re: [RFC PATCH 0/5] Avoid kdump service reload on CPU hotplug events

2022-02-24 Thread Sourabh Jain
Hello Baoquan, Hi, On 02/21/22 at 02:16pm, Sourabh Jain wrote: On hotplug event (CPU/memory) the CPU information prepared for the kdump kernel becomes stale unless it is prepared again. To keep the CPU information up-to-date a kdump service reload is triggered via the udev rule. The above

Re: [RFC PATCH 0/5] Avoid kdump service reload on CPU hotplug events

2022-02-21 Thread Baoquan He
Hi, On 02/21/22 at 02:16pm, Sourabh Jain wrote: > On hotplug event (CPU/memory) the CPU information prepared for the kdump > kernel > becomes stale unless it is prepared again. To keep the CPU information > up-to-date a kdump service reload is triggered via the udev rule. > > The above approach

[RFC PATCH 0/5] Avoid kdump service reload on CPU hotplug events

2022-02-21 Thread Sourabh Jain
On hotplug event (CPU/memory) the CPU information prepared for the kdump kernel becomes stale unless it is prepared again. To keep the CPU information up-to-date a kdump service reload is triggered via the udev rule. The above approach has two downsides: 1) The udev rules are prone to races if