Re: [PATCH 1/3] ext4: Properly initialize the buffer_head state

["Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>]

On Mon, May 11, 2009 at 11:17:56PM -0400, Theodore Tso wrote:
> On Thu, May 07, 2009 at 04:09:28PM +0530, Aneesh Kumar K.V wrote:
> > These buffer_heads are allocated on stack and are
> > used only to make get_blocks calls. So we can set the
> > b_state to 0
> > 
> > Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> 
> I've rewritten the commit description to this:
> 
> ext4: Properly initialize the buffer_head state
> 
> From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
> 
> These struct buffer_heads are allocated on the stack (and hence are
> initialized with stack garbage).  They are only used to call a
> get_blocks() function, so that's mostly OK, but b_state must be
> initialized to be 0.
> 
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
> 
> Comments?
> 

good.

-aneesh