linux-kernel - Re: Approaches to making io

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: <20110901042057.GA11540@infradead.org>
Date:	Thu, 1 Sep 2011 00:20:57 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Dave Chinner <david@...morbit.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Daniel Ehrenberg <dehrenberg@...gle.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Approaches to making io_submit not block

On Thu, Sep 01, 2011 at 01:39:02PM +1000, Dave Chinner wrote:
> > I'll get it polished up and send it out for RFC once Dave sends out
> > the updated allocation workqueue patch.  With this he moves all
> > allocator calls in XFS into a workqueue.  My direct I/O patch uses that
> > fact to use that workqueue for the allocator call and let the existing
> > aio retry infrastructure retry the direct I/O operation one that
> > workqueue has finished.
> 
> I thought you didn't like that code, Christoph. ;)

I still don't like it, but in for this case it actually was helpful.
You'll always have to see the positive side of things.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/