Subject: Re: linux-next: build failure after merge of the ceph tree

From: Alex Elder <[email-masked]>
Date: Tue, 20 Mar 2012 23:24:11 -0500

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