linux-kernel - Re: [PATCH 12/12] iomap: add tracing for the address space operations

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]

Message-ID: <20190625101515.GL1462@lst.de>
Date:   Tue, 25 Jun 2019 12:15:15 +0200
From:   Christoph Hellwig <hch@....de>
To:     Dave Chinner <david@...morbit.com>
Cc:     Christoph Hellwig <hch@....de>,
        "Darrick J . Wong" <darrick.wong@...cle.com>,
        Damien Le Moal <Damien.LeMoal@....com>,
        Andreas Gruenbacher <agruenba@...hat.com>,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 12/12] iomap: add tracing for the address space
 operations

On Tue, Jun 25, 2019 at 09:49:21AM +1000, Dave Chinner wrote:
> > +#undef TRACE_SYSTEM
> > +#define TRACE_SYSTEM iomap
> 
> Can you add a comment somewhere here that says these tracepoints are
> volatile and we reserve the right to change them at any time so they
> don't form any sort of persistent UAPI that we have to maintain?

Sure.  Note that we don't have any such comment in xfs either..