Re: [RFC PATCH 0/3] Add writing support to vmcore for reusing oldmem

2020-09-21 Thread Kairui Song
On Thu, Sep 10, 2020 at 12:43 AM Kairui Song wrote: > > On Wed, Sep 9, 2020 at 10:04 PM Eric W. Biederman > wrote: > > > > Kairui Song writes: > > > > > Currently vmcore only supports reading, this patch series is an RFC > > > to add writing support to vmcore. It's x86_64 only yet, I'll add oth

Re: [RFC PATCH 0/3] Add writing support to vmcore for reusing oldmem

2020-09-09 Thread Eric W. Biederman
Kairui Song writes: > Currently vmcore only supports reading, this patch series is an RFC > to add writing support to vmcore. It's x86_64 only yet, I'll add other > architecture later if there is no problem with this idea. > > My purpose of adding writing support is to reuse the crashed kernel's

Re: [RFC PATCH 0/3] Add writing support to vmcore for reusing oldmem

2020-09-09 Thread Kairui Song
On Wed, Sep 9, 2020 at 10:04 PM Eric W. Biederman wrote: > > Kairui Song writes: > > > Currently vmcore only supports reading, this patch series is an RFC > > to add writing support to vmcore. It's x86_64 only yet, I'll add other > > architecture later if there is no problem with this idea. > > >

[RFC PATCH 0/3] Add writing support to vmcore for reusing oldmem

2020-09-09 Thread Kairui Song
Currently vmcore only supports reading, this patch series is an RFC to add writing support to vmcore. It's x86_64 only yet, I'll add other architecture later if there is no problem with this idea. My purpose of adding writing support is to reuse the crashed kernel's old memory in kdump kernel, red