linux-kernel - Re: [PATCH 6/8] staging: lustre: Fix overlong lines

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Message-ID: <00C20AD1-618E-4F27-8DA1-4D6C4339CFFA@intel.com>
Date:   Fri, 19 Jan 2018 03:36:43 +0000
From:   "Dilger, Andreas" <andreas.dilger@...el.com>
To:     Fabian Huegel <fabian_huegel@....de>
CC:     "Drokin, Oleg" <oleg.drokin@...el.com>,
        James Simmons <jsimmons@...radead.org>,
        "Hammond, John" <john.hammond@...el.com>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
        Ben Evans <bevans@...y.com>, NeilBrown <neilb@...e.com>,
        Lustre Development List <lustre-devel@...ts.lustre.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "linux-kernel@...cs.fau.de" <linux-kernel@...cs.fau.de>,
        Christoph Volkert <linux@...istoph-volkert.de>
Subject: Re: [PATCH 6/8] staging: lustre: Fix overlong lines

On Jan 11, 2018, at 10:17, Fabian Huegel <fabian_huegel@....de> wrote:
> 
> Fixed four lines that went over the 80 character limit
> to reduce checkpatch warnings.
> 
> Signed-off-by: Fabian Huegel <fabian_huegel@....de>
> Signed-off-by: Christoph Volkert <linux@...istoph-volkert.de>
> ---
> drivers/staging/lustre/lustre/include/obd_class.h | 14 ++++++++++----
> 1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/staging/lustre/lustre/include/obd_class.h b/drivers/staging/lustre/lustre/include/obd_class.h
> index d195866..06f825b 100644
> --- a/drivers/staging/lustre/lustre/include/obd_class.h
> +++ b/drivers/staging/lustre/lustre/include/obd_class.h
> @@ -850,7 +850,9 @@ static inline int obd_pool_del(struct obd_device *obd, char *poolname)
> 	return rc;
> }
> 
> -static inline int obd_pool_add(struct obd_device *obd, char *poolname, char *ostname)
> +static inline int obd_pool_add(struct obd_device *obd,
> +			       char *poolname,
> +			       char *ostname)

This only needs a single field moved onto the next line, like:

+static inline int obd_pool_add(struct obd_device *obd, char *poolname,
+			       char *ostname)


> @@ -861,7 +863,9 @@ static inline int obd_pool_add(struct obd_device *obd, char *poolname, char *ost
> 	return rc;
> }
> 
> -static inline int obd_pool_rem(struct obd_device *obd, char *poolname, char *ostname)
> +static inline int obd_pool_rem(struct obd_device *obd,
> +			       char *poolname,
> +			       char *ostname)

Same.

> @@ -997,7 +1001,8 @@ static inline int obd_statfs(const struct lu_env *env, struct obd_export *exp,
> 			spin_unlock(&obd->obd_osfs_lock);
> 		}
> 	} else {
> -		CDEBUG(D_SUPER, "%s: use %p cache blocks %llu/%llu objects %llu/%llu\n",
> +		CDEBUG(D_SUPER,
> +		       "%s: use %p cache blocks %llu/%llu objects %llu/%llu\n",
> 		       obd->obd_name, &obd->obd_osfs,
> 		       obd->obd_osfs.os_bavail, obd->obd_osfs.os_blocks,
> 		       obd->obd_osfs.os_ffree, obd->obd_osfs.os_files);
> @@ -1579,7 +1584,8 @@ int class_procfs_init(void);
> int class_procfs_clean(void);
> 
> /* prng.c */
> -#define ll_generate_random_uuid(uuid_out) get_random_bytes(uuid_out, sizeof(class_uuid_t))
> +#define ll_generate_random_uuid(uuid_out) \
> +	get_random_bytes(uuid_out, sizeof(class_uuid_t))

This looks like it would be better to replace ll_generate_random_uuid()
callers with generate_random_uuid().

Cheers, Andreas
--
Andreas Dilger
Lustre Principal Architect
Intel Corporation