On 9/2/20 12:53 AM, Leah Rumancik wrote: > On Mon, Aug 17, 2020 at 10:18:47PM +0800, Bob Liu wrote: >> On 8/13/20 12:33 AM, Leah Rumancik wrote: >>> This program type is intended to help filter and monitor IO requests. >>> >> >> I was also working on similar tasks. >> > > Thanks for the review Bob. What use cases did you have for your > implementation? > Similar as "At Google, we use IO filtering to prevent accidental modification of data." I'm making prototype to turn the old IO-filter way to bpf based so as to get more flexibility.