linux-kernel - Re: [PATCH] Re: Corrupted XFS log replay oops.

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Message-ID: <20090122233542.GA32390@disturbed>
Date:	Fri, 23 Jan 2009 10:35:42 +1100
From:	Dave Chinner <david@...morbit.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Eric Sesterhenn <snakebyte@....de>,
	Pavel Machek <pavel@...e.cz>,
	Chris Mason <chris.mason@...cle.com>,
	linux-kernel@...r.kernel.org, npiggin@...oo.com.au, xfs@....sgi.com
Subject: Re: [PATCH] Re: Corrupted XFS log replay oops.

On Thu, Jan 22, 2009 at 01:11:58AM -0500, Christoph Hellwig wrote:
> On Thu, Jan 22, 2009 at 03:37:47PM +1100, Dave Chinner wrote:
> >  xfs_buf_t *
> >  xlog_get_bp(
> >  	xlog_t		*log,
> > -	int		num_bblks)
> > +	int		nbblks)
> 
> Any reason for reanming this variable?  That causes quite a bit of
> churn.

Just so it was the same variable name as the other I/O functions
around it. It's kind of strange to have one function use num_bblks
and another 4 or so related functions use nbblks....

> >  {
> > -	ASSERT(num_bblks > 0);
> > +	if (nbblks <= 0 || nbblks > log->l_logBBsize) {
> > +		xlog_warn("XFS: Invalid block length (0x%x) given for buffer", nbblks);
> 
> And doesn't prevent this line from needing a linebreak to stay under 80
> characters :)

I'll respin it to fix this.

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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