linux-kernel - Re: [PATCH 12/20] bcache: move closures to lib/

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Date:   Wed, 12 Jul 2023 20:21:05 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Kent Overstreet <kent.overstreet@...ux.dev>,
        linux-bcachefs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Kent Overstreet <kent.overstreet@...il.com>,
        Coly Li <colyli@...e.de>
Subject: Re: [PATCH 12/20] bcache: move closures to lib/

Hi,

LGTM.
I have a couple of small nits below...

On 7/12/23 14:11, Kent Overstreet wrote:
> From: Kent Overstreet <kent.overstreet@...il.com>
> 
> Prep work for bcachefs - being a fork of bcache it also uses closures
> 
> Signed-off-by: Kent Overstreet <kent.overstreet@...ux.dev>
> Acked-by: Coly Li <colyli@...e.de>
> ---
>  drivers/md/bcache/Kconfig                     | 10 +-----
>  drivers/md/bcache/Makefile                    |  4 +--
>  drivers/md/bcache/bcache.h                    |  2 +-
>  drivers/md/bcache/super.c                     |  1 -
>  drivers/md/bcache/util.h                      |  3 +-
>  .../md/bcache => include/linux}/closure.h     | 17 +++++----
>  lib/Kconfig                                   |  3 ++
>  lib/Kconfig.debug                             |  9 +++++
>  lib/Makefile                                  |  2 ++
>  {drivers/md/bcache => lib}/closure.c          | 35 +++++++++----------
>  10 files changed, 43 insertions(+), 43 deletions(-)
>  rename {drivers/md/bcache => include/linux}/closure.h (97%)
>  rename {drivers/md/bcache => lib}/closure.c (88%)
> 

> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index ce51d4dc68..3ee25d5dae 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -1637,6 +1637,15 @@ config DEBUG_NOTIFIERS
>  	  This is a relatively cheap check but if you care about maximum
>  	  performance, say N.
>  
> +config DEBUG_CLOSURES
> +	bool "Debug closures (bcache async widgits)"

	                                   widgets

> +	depends on CLOSURES
> +	select DEBUG_FS
> +	help
> +	Keeps all active closures in a linked list and provides a debugfs
> +	interface to list them, which makes it possible to see asynchronous
> +	operations that get stuck.

Indent those 3 help text lines with 2 additional spaces, please,
as documented and as is done in (most of) the rest of this file.

With those fixed:

Reviewed-by: Randy Dunlap <rdunlap@...radead.org>

thanks.
-- 
~Randy