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Date: Fri, 14 Feb 2014 09:44:30 -0500
From: Jeff Cody <jcody@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 1/2] block: gluster - code movements,
 state storage changes
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To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: kwolf@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com, bharata@linux.vnet.ibm.com

On Fri, Feb 14, 2014 at 03:12:41PM +0100, Stefan Hajnoczi wrote:
> On Tue, Feb 04, 2014 at 02:26:58PM -0500, Jeff Cody wrote:
> > diff --git a/block/gluster.c b/block/gluster.c
> > index a009b15..79af3fd 100644
> > --- a/block/gluster.c
> > +++ b/block/gluster.c
> > @@ -30,6 +30,8 @@ typedef struct GlusterAIOCB {
> >  typedef struct BDRVGlusterState {
> >      struct glfs *glfs;
> >      struct glfs_fd *fd;
> > +    int open_flags;
> 
> Is this field used?  I only see stores to this field but no loads.
> 
> Seems unnecessary since the block layer already provides us with QEMU
> BDRV_* flags and qemu_gluster_parse_flags() can be used to produce POSIX
> open(2) flags from them.

It is not currently used, I cached it for later use, but never used
it.  I will purge it in a v2 (same thing with the sister variable in
the reopen state struct in patch 2).