Date: Tue, 2 Oct 2012 16:16:30 -0400
From: Vivek Goyal <vgoyal@redhat.com>
To: Kent Overstreet <koverstreet@google.com>
Cc: linux-bcache@vger.kernel.org, linux-kernel@vger.kernel.org,
        dm-devel@redhat.com, tj@kernel.org, axboe@kernel.dk
Subject: Re: [dm-devel] [PATCH v3 11/26] block: Add submit_bio_wait(), remove
 from md
Message-ID: <20121002201630.GI758@redhat.com>
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 <1348526106-17074-12-git-send-email-koverstreet@google.com>
 <20121002194132.GF3283@redhat.com>
 <20121002201105.GL26488@google.com>
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On Tue, Oct 02, 2012 at 01:11:05PM -0700, Kent Overstreet wrote:
> On Tue, Oct 02, 2012 at 03:41:32PM -0400, Vivek Goyal wrote:
> > On Mon, Sep 24, 2012 at 03:34:51PM -0700, Kent Overstreet wrote:
> > > Random cleanup - this code was duplicated and it's not really specific
> > > to md.
> > > 
> > > Also added the ability to return the actual error code.
> > 
> > Who is going to make use of actual error code and why checking
> > BIO_UPTODATE is not sufficient (as existing code is doing)?
> 
> Some things do, though it's not common and I forget where I saw it -
> checking for -ENOTSUPPORTED vs. other stuff

May be we can introduce "submit_bio_ret" stuff when we find the actual
user in the series. Justifying code change becomes easier. 

Thanks
Vivek

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