Re: [PATCH 5/5] s390x: pv: Add dump support

2022-03-14 Thread Janosch Frank
On 3/12/22 15:52, Richard Henderson wrote: On 3/10/22 03:25, Janosch Frank wrote: Sometimes dumping a guest from the outside is the only way to get the data that is needed. This can be the case if a dumping mechanism like KDUMP hasn't been configured or data needs to be fetched at a specific poi

Re: [PATCH 5/5] s390x: pv: Add dump support

2022-03-12 Thread Richard Henderson
On 3/10/22 03:25, Janosch Frank wrote: Sometimes dumping a guest from the outside is the only way to get the data that is needed. This can be the case if a dumping mechanism like KDUMP hasn't been configured or data needs to be fetched at a specific point. Dumping a protected guest from the outsi

[PATCH 5/5] s390x: pv: Add dump support

2022-03-10 Thread Janosch Frank
Sometimes dumping a guest from the outside is the only way to get the data that is needed. This can be the case if a dumping mechanism like KDUMP hasn't been configured or data needs to be fetched at a specific point. Dumping a protected guest from the outside without help from fw/hw doesn't yield