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From: Dave Chinner <david@fromorbit.com>
To: Chris Mason <clm@fb.com>
Cc: Josef Bacik <jbacik@fb.com>,
	"sandeen@redhat.com" <sandeen@redhat.com>,
	"bpm@sgi.com" <bpm@sgi.com>,
	"sandeen@sandeen.net" <sandeen@sandeen.net>,
	"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
	"xfs@oss.sgi.com" <xfs@oss.sgi.com>
Subject: Re: [PATCH] xfstests: kill lib/random.c
Date: Mon, 13 Jan 2014 12:56:58 +1100	[thread overview]
Message-ID: <20140113015658.GE3469@dastard> (raw)
In-Reply-To: <1389129641.23310.20.camel@ret.masoncoding.com>

On Tue, Jan 07, 2014 at 09:20:12PM +0000, Chris Mason wrote:
> On Tue, 2014-01-07 at 16:17 -0500, Josef Bacik wrote:
> > On 01/07/2014 03:40 PM, Ben Myers wrote:
> > > On Tue, Jan 07, 2014 at 02:10:15PM -0600, Eric Sandeen wrote:
> > >> On 1/7/14, 2:01 PM, Ben Myers wrote:
> > >>> Hey Gents,
> > >>>
> > >>> On Mon, Jan 06, 2014 at 03:46:58PM -0600, Eric Sandeen wrote:
> > >>>> On 1/6/14, 3:42 PM, Josef Bacik wrote:
> > >>>>> On 01/06/2014 04:32 PM, Eric Sandeen wrote:
> > >>>>>> On 1/6/14, 1:58 PM, Josef Bacik wrote:
> > >>>>>>> I was trying to reproduce something with fsx and I noticed that no matter what
> > >>>>>>> seed I set I was getting the same file.  Come to find out we are overloading
> > >>>>>>> random() with our own custom horribleness for some unknown reason.  So nuke the
> > >>>>>>> damn thing from orbit and rely on glibc's random().  With this fix the -S option
> > >>>>>>> actually does something with fsx.  Thanks,
....
> For now we can just use srandom?

Seems to me like it will solve the problem. Josef?

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

      reply	other threads:[~2014-01-13  1:57 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-06 19:58 [PATCH] xfstests: kill lib/random.c Josef Bacik
2014-01-06 21:32 ` Eric Sandeen
2014-01-06 21:42   ` Josef Bacik
2014-01-06 21:46     ` Eric Sandeen
2014-01-07 20:01       ` Ben Myers
2014-01-07 20:10         ` Eric Sandeen
2014-01-07 20:15           ` Eric Sandeen
2014-01-07 20:15           ` Josef Bacik
2014-01-07 20:40           ` Ben Myers
2014-01-07 21:17             ` Josef Bacik
2014-01-07 21:20               ` Chris Mason
2014-01-13  1:56                 ` Dave Chinner [this message]

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