linux-kernel - Re: [PATCH v7] Move BTRFS RCU string to common library

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Date:	Thu, 20 Nov 2014 14:10:50 -0800
From:	Omar Sandoval <osandov@...ndov.com>
To:	Chris Mason <clm@...com>, Josef Bacik <jbacik@...com>,
	Joe Perches <joe@...ches.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Josh Triplett <josh@...htriplett.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org
Subject: Re: [PATCH v7] Move BTRFS RCU string to common library

On Thu, Nov 13, 2014 at 02:18:21AM -0800, Omar Sandoval wrote:
> The RCU-friendly string API used internally by BTRFS is generic enough for
> common use. This doesn't add any new functionality, but instead just moves the
> code and documents the existing API.
> 
> Reviewed-by: Josh Triplett <josh@...htriplett.org>
> Acked-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
> Signed-off-by: Omar Sandoval <osandov@...ndov.com>
> ---
> Alright, here's one more go at it.
> 
> v7: Add arguments to kernel doc for printk wrappers, use ##__VA_ARGS
> v6: Add header dependencies to rcustring.h
> v5: Rebase against v3.18-rc3
> v4: Don't return anything from the printk wrappers on the assumption that
> printk will return void someday
> v3: Add __rcu annotation to relevant functions, add Paul's ack and Josh's
> review
> 
>  fs/btrfs/check-integrity.c |  6 +--
>  fs/btrfs/dev-replace.c     | 19 ++++-----
>  fs/btrfs/disk-io.c         |  6 +--
>  fs/btrfs/extent_io.c       |  4 +-
>  fs/btrfs/ioctl.c           |  4 +-
>  fs/btrfs/raid56.c          |  2 +-
>  fs/btrfs/rcu-string.h      | 56 --------------------------
>  fs/btrfs/scrub.c           | 15 +++----
>  fs/btrfs/super.c           |  2 +-
>  fs/btrfs/volumes.c         | 14 +++----
>  include/linux/rcustring.h  | 99 ++++++++++++++++++++++++++++++++++++++++++++++
>  11 files changed, 136 insertions(+), 91 deletions(-)
>  delete mode 100644 fs/btrfs/rcu-string.h
>  create mode 100644 include/linux/rcustring.h
> 
Ping -- does everything look good here?

-- 
Omar
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