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Date: Tue, 20 Mar 2012 23:24:11 -0500
From: Alex Elder <elder@dreamhost.com>
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To: Stephen Rothwell <sfr@canb.auug.org.au>
CC: Sage Weil <sage@newdream.net>, linux-next@vger.kernel.org,
        linux-kernel@vger.kernel.org, Josh Durgin <josh.durgin@dreamhost.com>
Subject: Re: linux-next: build failure after merge of the ceph tree
References: <20120321124007.e879c834619c7bb9298d5694@canb.auug.org.au>
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On 03/20/2012 08:40 PM, Stephen Rothwell wrote:
> Hi Sage,
>
> After merging the ceph tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> drivers/block/rbd.c: In function 'rbd_add':
> drivers/block/rbd.c:2384:2: error: 'struct rbd_image_header' has no member named 'snap_rwsem'
>
> Caused by commit dd2a081fb58f ("rbd: move snap_rwsem to the device,
> rename to header_rwsem") interacting with commit 0e805a1d8577 ("rbd:
> initialize snap_rwsem in rbd_add()") from Linus' tree.
>
> I used the ceph tree from next-20120320 for today.

I'll take a look at this tomorrow.  I'm sorry my earlier
suggestion didn't address this.

					-Alex