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staging: lustre: debug: initialize debug_msg_data if needed 

initialize the libcfs_debug_msg_data only if needed

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-1408
Reviewed-on: http://review.whamcloud.com/8338
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oleg Drokin 2016-04-28 12:07:31 -04:00 committed by Greg Kroah-Hartman
parent 1b3f4f90c4
commit 83e8d02ce7
2 changed files with 4 additions and 8 deletions
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6
drivers/staging/lustre/lustre/include/cl_object.h
View File

@ -1041,9 +1041,8 @@ struct cl_page_operations {
*/
#define CL_PAGE_DEBUG(mask, env, page, format, ...) \
do { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
\
if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
cl_page_print(env, &msgdata, lu_cdebug_printer, page); \
CDEBUG(mask, format, ## __VA_ARGS__); \
} \
@ -1054,9 +1053,8 @@ do { \
*/
#define CL_PAGE_HEADER(mask, env, page, format, ...) \
do { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
\
if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
cl_page_header_print(env, &msgdata, lu_cdebug_printer, page); \
CDEBUG(mask, format, ## __VA_ARGS__); \
} \

6
drivers/staging/lustre/lustre/include/lu_object.h
View File

@ -780,9 +780,8 @@ int lu_cdebug_printer(const struct lu_env *env,
*/
#define LU_OBJECT_DEBUG(mask, env, object, format, ...) \
do { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
\
if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
lu_object_print(env, &msgdata, lu_cdebug_printer, object);\
CDEBUG(mask, format, ## __VA_ARGS__); \
} \
@ -793,9 +792,8 @@ do { \
*/
#define LU_OBJECT_HEADER(mask, env, object, format, ...) \
do { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
\
if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) { \
LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \
lu_object_header_print(env, &msgdata, lu_cdebug_printer,\
(object)->lo_header); \
lu_cdebug_printer(env, &msgdata, "\n"); \