Re: [PATCH 6/8] staging/lustre: Declare lu_context/session_tags_default

From: James Simmons
Date: Wed Dec 07 2016 - 19:28:34 EST



> Make the declaration in a header, not as an extern in a C file,
> that is frowned upon.
> This also makes sparse a little bit more happy.
>

Reviewed-by: James Simmons <jsimmons@xxxxxxxxxxxxx>

> Signed-off-by: Oleg Drokin <green@xxxxxxxxxxxxxx>
> ---
> drivers/staging/lustre/lustre/include/lu_object.h | 3 +++
> drivers/staging/lustre/lustre/obdclass/cl_object.c | 3 +--
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/staging/lustre/lustre/include/lu_object.h b/drivers/staging/lustre/lustre/include/lu_object.h
> index 260643e..69b2812 100644
> --- a/drivers/staging/lustre/lustre/include/lu_object.h
> +++ b/drivers/staging/lustre/lustre/include/lu_object.h
> @@ -1326,5 +1326,8 @@ void lu_buf_realloc(struct lu_buf *buf, size_t size);
> int lu_buf_check_and_grow(struct lu_buf *buf, size_t len);
> struct lu_buf *lu_buf_check_and_alloc(struct lu_buf *buf, size_t len);
>
> +extern __u32 lu_context_tags_default;
> +extern __u32 lu_session_tags_default;
> +
> /** @} lu */
> #endif /* __LUSTRE_LU_OBJECT_H */
> diff --git a/drivers/staging/lustre/lustre/obdclass/cl_object.c b/drivers/staging/lustre/lustre/obdclass/cl_object.c
> index f5d4e23..703cb67 100644
> --- a/drivers/staging/lustre/lustre/obdclass/cl_object.c
> +++ b/drivers/staging/lustre/lustre/obdclass/cl_object.c
> @@ -54,6 +54,7 @@
> #include <linux/list.h>
> #include "../../include/linux/libcfs/libcfs_hash.h" /* for cfs_hash stuff */
> #include "../include/cl_object.h"
> +#include "../include/lu_object.h"
> #include "cl_internal.h"
>
> static struct kmem_cache *cl_env_kmem;
> @@ -61,8 +62,6 @@ static struct kmem_cache *cl_env_kmem;
> /** Lock class of cl_object_header::coh_attr_guard */
> static struct lock_class_key cl_attr_guard_class;
>
> -extern __u32 lu_context_tags_default;
> -extern __u32 lu_session_tags_default;
> /**
> * Initialize cl_object_header.
> */
> --
> 2.7.4
>
>