Re: [PATCH 2/3] staging: luster: Checkpatch Cleanup

From: kbuild test robot
Date: Sat Jun 18 2016 - 19:39:59 EST

Hi,

[auto build test WARNING on staging/staging-testing]
[also build test WARNING on v4.7-rc3 next-20160617]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Craig-Inches/staging-luster-cl_object-h-Checkpatch-Cleanup/20160619-052805
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

In file included from drivers/staging/lustre/lustre/obdclass/cl_lock.c:44:0:
drivers/staging/lustre/lustre/obdclass/cl_lock.c: In function 'cl_lock_descr_print':
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1206:39: warning: right-hand operand of comma expression has no effect [-Wunused-value]
(cl_lock_mode_name((descr)->cld_mode), (descr)->cld_mode, \
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:41: note: in expansion of macro 'PDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1206:58: warning: right-hand operand of comma expression has no effect [-Wunused-value]
(cl_lock_mode_name((descr)->cld_mode), (descr)->cld_mode, \
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:41: note: in expansion of macro 'PDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1207:20: warning: right-hand operand of comma expression has no effect [-Wunused-value]
(descr)->cld_start, (descr)->cld_end, (descr)->cld_enq_flags)
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:41: note: in expansion of macro 'PDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%s' expects argument of type 'char *', but argument 4 has type '__u32 {aka const unsigned int}' [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%d' expects argument of type 'int', but argument 5 has type '__u64 {aka const long long unsigned int}' [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%lu' expects argument of type 'long unsigned int', but argument 6 has type '__u32 {aka const unsigned int}' [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%lu' expects argument of type 'long unsigned int', but argument 7 has type '__u32 {aka const unsigned int}' [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%x' expects a matching 'unsigned int' argument [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%llx' expects a matching 'long long unsigned int' argument [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%x' expects a matching 'unsigned int' argument [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~
>> drivers/staging/lustre/lustre/obdclass/../include/cl_object.h:1204:16: warning: format '%x' expects a matching 'unsigned int' argument [-Wformat=]
#define DDESCR "%s(%d):[%lu, %lu]:%x"
^
>> drivers/staging/lustre/lustre/obdclass/cl_lock.c:249:26: note: in expansion of macro 'DDESCR'
(*printer)(env, cookie, DDESCR"@"DFID, PDESCR(descr), PFID(fid));
^~~~~~

vim +1206 drivers/staging/lustre/lustre/obdclass/../include/cl_object.h

1198 * flags to enqueue lock. A combination of bit-flags from
1199 * enum cl_enq_flags.
1200 */
1201 __u32 cld_enq_flags;
1202 };
1203
> 1204 #define DDESCR "%s(%d):[%lu, %lu]:%x"
1205 #define PDESCR(descr) \
> 1206 (cl_lock_mode_name((descr)->cld_mode), (descr)->cld_mode, \
> 1207 (descr)->cld_start, (descr)->cld_end, (descr)->cld_enq_flags)
1208
1209 const char *cl_lock_mode_name(const enum cl_lock_mode mode);
1210

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