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From: Gabriel Krisman Bertazi <krisman@collabora.com>
To: Hannes Reinecke <hare@suse.de>
Cc: Omar Sandoval <osandov@fb.com>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"Khazhismel Kumykov" <khazhy@google.com>
Subject: Re: [LSF/MM/BPF TOPIC] eBFP for block devices
Date: Mon, 02 May 2022 13:45:55 -0400	[thread overview]
Message-ID: <87y1zjq14c.fsf@collabora.com> (raw)
In-Reply-To: <5276e9fa-a253-6195-e697-60b4ff6e9bc4@suse.de> (Hannes Reinecke's message of "Mon, 2 May 2022 09:21:31 -0700")

Hannes Reinecke <hare@suse.de> writes:

> 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.

Cc'ing Khazhy since Google might have some applications for this to
filter IOs based on the blocks being accessed, in the context of
safeguarding specific regions from accidental overwrites / application
error.

-- 
Gabriel Krisman Bertazi

  reply	other threads:[~2022-05-02 17:46 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-02 16:21 [LSF/MM/BPF TOPIC] eBFP for block devices Hannes Reinecke
2022-05-02 17:45 ` Gabriel Krisman Bertazi [this message]
2022-05-02 18:53   ` Martin K. Petersen
2022-05-02 20:28     ` Khazhy Kumykov
2022-05-02 20:34       ` Martin K. Petersen
2022-05-02 20:38         ` Hannes Reinecke
2022-05-02 20:47           ` Martin K. Petersen
2022-05-02 18:17 ` Omar Sandoval
2022-05-02 19:24   ` Hannes Reinecke
2023-01-29  3:20     ` Luis Chamberlain

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