linux-kernel - Re: [v8 PATCH] block: introduce block_rq

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 11 Feb 2022 12:56:21 -0800
From:   Yang Shi <shy828301@...il.com>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Chaitanya Kulkarni <kch@...dia.com>,
        Christoph Hellwig <hch@...radead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-block@...r.kernel.org
Subject: Re: [v8 PATCH] block: introduce block_rq_error tracepoint

On Fri, Feb 11, 2022 at 9:00 AM Jens Axboe <axboe@...nel.dk> wrote:
>
> On Thu, 10 Feb 2022 14:52:22 -0800, Yang Shi wrote:
> > Currently, rasdaemon uses the existing tracepoint block_rq_complete
> > and filters out non-error cases in order to capture block disk errors.
> >
> > But there are a few problems with this approach:
> >
> > 1. Even kernel trace filter could do the filtering work, there is
> >    still some overhead after we enable this tracepoint.
> >
> > [...]
>
> Applied, thanks!
>
> [1/1] block: introduce block_rq_error tracepoint
>       commit: d5869fdc189f0f12a954a48d58a48104a2f5d044

Thank you!

>
> Best regards,
> --
> Jens Axboe
>
>