Re: [LSF/MM/BPF TOPIC] eBFP for block devices

[Hannes Reinecke <hare@suse.de>]

On 5/2/22 11:17, Omar Sandoval wrote:
> On Mon, May 02, 2022 at 09:21:31AM -0700, Hannes Reinecke wrote:
>> Hi Omar,
>>
>> and another topic which came up during discussion yesterday:
>>
>> eBPF for block devices
>> It would be useful to enable eBPF for block devices, such that we could do
>> things like filtering bios on bio type, do error injection by modifying the
>> bio result etc.
>> This topic should be around how it could be implemented and what additional
>> use-cases could be supported.
>>
>> Cheers,
>>
>> Hannes
> 
> Do you want to try to coordinate a joint session with BPF, or were you
> planning on brainstorming what we need just in the IO track and tracking
> down the BPF folks offline?
> 
> +Alexei and Daniel

Coordinated session, please.
We need to get some common understandig of those things we're trying to 
do are properly eBPF-ish, and alse make the eBPF people aware of the 
issue we're facing.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@suse.de                              +49 911 74053 688
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