linux-ext4 - Re: [PATCH] ext4: ext4_mb_mark_free_simple: Fix integer value truncation

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Message-ID: <20161115022420.7bgsyq3yz6sxv3sk@thunk.org>
Date:   Mon, 14 Nov 2016 21:24:20 -0500
From:   Theodore Ts'o <tytso@....edu>
To:     Andreas Dilger <adilger@...ger.ca>
Cc:     Chandan Rajendra <chandan@...ux.vnet.ibm.com>,
        linux-ext4@...r.kernel.org, jack@...e.cz,
        aneesh.kumar@...ux.vnet.ibm.com, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH] ext4: ext4_mb_mark_free_simple: Fix integer value
 truncation

On Thu, Nov 03, 2016 at 01:32:33PM -0600, Andreas Dilger wrote:
> On Nov 3, 2016, at 3:14 AM, Chandan Rajendra <chandan@...ux.vnet.ibm.com> wrote:
> > 
> > 'border' variable is set to a value of 2 times the block size of the
> > underlying filesystem. With 64k block size, the resulting value won't
> > fit into a 16-bit variable. Hence this commit changes the data type of
> > 'border' to 'unsigned int'.
> > 
> > Signed-off-by: Chandan Rajendra <chandan@...ux.vnet.ibm.com>
> 
> Reviewed-by: Andreas Dilger <adilger@...ger.ca>

Applied, with a change in the commit summary:

    ext4: fix mballoc breakage with 64k block size

Many thanks!!

					- Ted
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