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

From: Stephen Rothwell <[email-masked]>
Date: Mon, 10 Feb 2020 10:07:43 +1100

Hi all,

On Mon, 10 Feb 2020 10:05:55 +1100 Stephen Rothwell <[email-masked]> wrote:
>
> Hi all,
> 
> After merging the keys tree, today's linux-next build (x86_64
> allmodconfig) failed like this:

kernel/watch_queue.c: In function 'post_one_notification':
kernel/watch_queue.c:89:21: error: 'struct pipe_inode_info' has no member named 'wait'
   89 |  spin_lock_irq(&pipe->wait.lock);
      |                     ^~
kernel/watch_queue.c:122:24: error: 'struct pipe_inode_info' has no member named 'wait'
  122 |   spin_unlock_irq(&pipe->wait.lock);
      |                        ^~
In file included from include/linux/mmzone.h:10,
                 from include/linux/gfp.h:6,
                 from include/linux/umh.h:4,
                 from include/linux/kmod.h:9,
                 from include/linux/module.h:16,
                 from kernel/watch_queue.c:11:
kernel/watch_queue.c:125:46: error: 'struct pipe_inode_info' has no member named 'wait'
  125 |  wake_up_interruptible_sync_poll_locked(&pipe->wait, EPOLLIN | EPOLLRDNORM);
      |                                              ^~
include/linux/wait.h:234:29: note: in definition of macro 'wake_up_interruptible_sync_poll_locked'
  234 |  __wake_up_locked_sync_key((x), TASK_INTERRUPTIBLE, poll_to_key(m))
      |                             ^
kernel/watch_queue.c:129:23: error: 'struct pipe_inode_info' has no member named 'wait'
  129 |  spin_unlock_irq(&pipe->wait.lock);
      |                       ^~

> Caused by commit(s) in the keys tree interacting with commit
> 
>   0ddad21d3e99 ("pipe: use exclusive waits when reading or writing")
> 
> from Linus' tree.
> 
> Given that I haven't seen a pull request for the keys tree yet, it seems
> that this work will not be in v5.6, so I have just dropped the keys tree
> for today.

-- 
Cheers,
Stephen Rothwell