linux-ext4 - Re: [PATCH 3/9] ext4: Fix races between buffered IO and collapse / insert range

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Message-ID: <20151118151656.GG6097@quack.suse.cz>
Date:	Wed, 18 Nov 2015 16:16:56 +0100
From:	Jan Kara <jack@...e.cz>
To:	"Elliott, Robert (Persistent Memory)" <elliott@....com>
Cc:	Jan Kara <jack@...e.com>, Ted Tso <tytso@....edu>,
	"linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>,
	Ross Zwisler <ross.zwisler@...ux.intel.com>,
	"dan.j.williams@...el.com" <dan.j.williams@...el.com>,
	"Boylston, Brian" <brian.boylston@....com>
Subject: Re: [PATCH 3/9] ext4: Fix races between buffered IO and collapse /
 insert range

On Wed 18-11-15 01:39:37, Elliott, Robert (Persistent Memory) wrote:
> 
> > -----Original Message-----
> > From: linux-ext4-owner@...r.kernel.org [mailto:linux-ext4-
> > owner@...r.kernel.org] On Behalf Of Jan Kara
> > Sent: Tuesday, November 10, 2015 1:51 PM
> > Subject: [PATCH 3/9] ext4: Fix races between buffered IO and collapse /
> > insert range
> > 
> > diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> >  	/*
> > -	 * Prevent page faults from reinstantiating pages we have released from
> > +	 * Prevent page faults from reinstantiating we have released from
> >  	 * page cache.
> 
> I don't think you meant to delete that word...

Right. Thanks for catching that. Attached is a fixed version of the patch.

									Honza
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR

View attachment "0001-ext4-Fix-races-between-buffered-IO-and-collapse-inse.patch" of type "text/x-patch" (3776 bytes)