From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Khazhy Kumykov <khazhy@google.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
Gabriel Krisman Bertazi <krisman@collabora.com>,
Hannes Reinecke <hare@suse.de>, Omar Sandoval <osandov@fb.com>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>
Subject: Re: [LSF/MM/BPF TOPIC] eBFP for block devices
Date: Mon, 02 May 2022 16:34:02 -0400 [thread overview]
Message-ID: <yq1y1zjd6am.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <CACGdZY+=Ugn0vd4+zsFoKwHp6f3Rv27wdssgvSoS_Onoi1yXUw@mail.gmail.com> (Khazhy Kumykov's message of "Mon, 2 May 2022 13:28:20 -0700")
Khazhy,
>> We've been working in this area too. It possible to write BPF filters to
>> protect block ranges using should_fail_bio().
>
> It'd be nice to have a "proper" api vs. ALLOW_ERROR_INJECTION, which
> feels more debug-y and has the drawback of
> CONFIG_FUNCTION_ERROR_INJECTION being all-or-nothing
I agree that it would be nice for this to be detached from error
injection.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2022-05-02 20:34 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
2022-05-02 18:53 ` Martin K. Petersen
2022-05-02 20:28 ` Khazhy Kumykov
2022-05-02 20:34 ` Martin K. Petersen [this message]
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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