Re: [Patch v4 14/22] CIFS: SMBD: Implement function to send data via RDMA send

[kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

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Hi Long,

[auto build test WARNING on cifs/for-next]
[also build test WARNING on v4.14-rc3]
[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/Long-Li/CIFS-Implement-SMBDirect/20171004-165915
base:   git://git.samba.org/sfrench/cifs-2.6.git for-next
config: i386-randconfig-x001-201740 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:13:0,
                    from include/linux/list.h:8,
                    from include/linux/module.h:9,
                    from fs/cifs/smbdirect.c:16:
   fs/cifs/smbdirect.c: In function 'smbd_send':
>> fs/cifs/cifs_debug.h:55:24: warning: format '%lu' expects argument of type 'long unsigned int', but argument 8 has type 'size_t {aka unsigned int}' [-Wformat=]
      pr_debug_ratelimited("%s: "    \
                           ^
   include/linux/printk.h:285:21: note: in definition of macro 'pr_fmt'
    #define pr_fmt(fmt) fmt
                        ^~~
>> fs/cifs/cifs_debug.h:55:3: note: in expansion of macro 'pr_debug_ratelimited'
      pr_debug_ratelimited("%s: "    \
      ^~~~~~~~~~~~~~~~~~~~
>> fs/cifs/smbdirect.c:143:3: note: in expansion of macro 'cifs_dbg'
      cifs_dbg(VFS, "%s:%d " fmt, __func__, __LINE__, ##args);\
      ^~~~~~~~
>> fs/cifs/smbdirect.c:151:40: note: in expansion of macro 'log_rdma'
    #define log_write(level, fmt, args...) log_rdma(level, LOG_WRITE, fmt, ##args)
                                           ^~~~~~~~
>> fs/cifs/smbdirect.c:2148:6: note: in expansion of macro 'log_write'
         log_write(INFO,
         ^~~~~~~~~
   In file included from fs/cifs/smbdirect.c:18:0:
>> fs/cifs/smbdirect.c:143:17: warning: format '%lu' expects argument of type 'long unsigned int', but argument 6 has type 'size_t {aka unsigned int}' [-Wformat=]
      cifs_dbg(VFS, "%s:%d " fmt, __func__, __LINE__, ##args);\
                    ^
   fs/cifs/cifs_debug.h:58:16: note: in definition of macro 'cifs_dbg'
      cifs_vfs_err(fmt, ##__VA_ARGS__);   \
                   ^~~
>> fs/cifs/smbdirect.c:151:40: note: in expansion of macro 'log_rdma'
    #define log_write(level, fmt, args...) log_rdma(level, LOG_WRITE, fmt, ##args)
                                           ^~~~~~~~
>> fs/cifs/smbdirect.c:2148:6: note: in expansion of macro 'log_write'
         log_write(INFO,
         ^~~~~~~~~
   In file included from include/linux/kernel.h:13:0,
                    from include/linux/list.h:8,
                    from include/linux/module.h:9,
                    from fs/cifs/smbdirect.c:16:
   fs/cifs/smbdirect.c:143:17: warning: format '%lu' expects argument of type 'long unsigned int', but argument 7 has type 'size_t {aka unsigned int}' [-Wformat=]
      cifs_dbg(VFS, "%s:%d " fmt, __func__, __LINE__, ##args);\
                    ^
   include/linux/printk.h:285:21: note: in definition of macro 'pr_fmt'
    #define pr_fmt(fmt) fmt
                        ^~~
   fs/cifs/cifs_debug.h:60:3: note: in expansion of macro 'pr_debug_ratelimited'
      pr_debug_ratelimited(fmt, ##__VA_ARGS__);  \
      ^~~~~~~~~~~~~~~~~~~~
>> fs/cifs/smbdirect.c:143:3: note: in expansion of macro 'cifs_dbg'
      cifs_dbg(VFS, "%s:%d " fmt, __func__, __LINE__, ##args);\
      ^~~~~~~~
>> fs/cifs/smbdirect.c:151:40: note: in expansion of macro 'log_rdma'
    #define log_write(level, fmt, args...) log_rdma(level, LOG_WRITE, fmt, ##args)
                                           ^~~~~~~~
>> fs/cifs/smbdirect.c:2148:6: note: in expansion of macro 'log_write'
         log_write(INFO,
         ^~~~~~~~~

vim +/cifs_dbg +143 fs/cifs/smbdirect.c

056f27d3 Long Li 2017-10-01  112  
056f27d3 Long Li 2017-10-01  113  /* Transport logging functions
056f27d3 Long Li 2017-10-01  114   * Logging are defined as classes. They can be OR'ed to define the actual
056f27d3 Long Li 2017-10-01  115   * logging level via module parameter smbd_logging_class
056f27d3 Long Li 2017-10-01  116   * e.g. cifs.smbd_logging_class=0x500 will log all log_rdma_recv() and
056f27d3 Long Li 2017-10-01  117   * log_rdma_event()
056f27d3 Long Li 2017-10-01  118   */
056f27d3 Long Li 2017-10-01  119  #define LOG_OUTGOING			0x1
056f27d3 Long Li 2017-10-01  120  #define LOG_INCOMING			0x2
056f27d3 Long Li 2017-10-01  121  #define LOG_READ			0x4
056f27d3 Long Li 2017-10-01  122  #define LOG_WRITE			0x8
056f27d3 Long Li 2017-10-01  123  #define LOG_RDMA_SEND			0x10
056f27d3 Long Li 2017-10-01  124  #define LOG_RDMA_RECV			0x20
056f27d3 Long Li 2017-10-01  125  #define LOG_KEEP_ALIVE			0x40
056f27d3 Long Li 2017-10-01  126  #define LOG_RDMA_EVENT			0x80
056f27d3 Long Li 2017-10-01  127  #define LOG_RDMA_MR			0x100
056f27d3 Long Li 2017-10-01  128  static unsigned int smbd_logging_class = 0;
056f27d3 Long Li 2017-10-01  129  module_param(smbd_logging_class, uint, 0644);
056f27d3 Long Li 2017-10-01  130  MODULE_PARM_DESC(smbd_logging_class,
056f27d3 Long Li 2017-10-01  131  	"Logging class for SMBD transport 0x0 to 0x100");
056f27d3 Long Li 2017-10-01  132  
056f27d3 Long Li 2017-10-01  133  #define ERR		0x0
056f27d3 Long Li 2017-10-01  134  #define INFO		0x1
056f27d3 Long Li 2017-10-01  135  static unsigned int smbd_logging_level = ERR;
056f27d3 Long Li 2017-10-01  136  module_param(smbd_logging_level, uint, 0644);
056f27d3 Long Li 2017-10-01  137  MODULE_PARM_DESC(smbd_logging_level,
056f27d3 Long Li 2017-10-01  138  	"Logging level for SMBD transport, 0 (default): error, 1: info");
056f27d3 Long Li 2017-10-01  139  
056f27d3 Long Li 2017-10-01  140  #define log_rdma(level, class, fmt, args...)				\
056f27d3 Long Li 2017-10-01  141  do {									\
056f27d3 Long Li 2017-10-01  142  	if (level <= smbd_logging_level || class & smbd_logging_class)	\
056f27d3 Long Li 2017-10-01 @143  		cifs_dbg(VFS, "%s:%d " fmt, __func__, __LINE__, ##args);\
056f27d3 Long Li 2017-10-01  144  } while (0)
056f27d3 Long Li 2017-10-01  145  
056f27d3 Long Li 2017-10-01  146  #define log_outgoing(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  147  		log_rdma(level, LOG_OUTGOING, fmt, ##args)
056f27d3 Long Li 2017-10-01  148  #define log_incoming(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  149  		log_rdma(level, LOG_INCOMING, fmt, ##args)
056f27d3 Long Li 2017-10-01  150  #define log_read(level, fmt, args...)	log_rdma(level, LOG_READ, fmt, ##args)
056f27d3 Long Li 2017-10-01 @151  #define log_write(level, fmt, args...)	log_rdma(level, LOG_WRITE, fmt, ##args)
056f27d3 Long Li 2017-10-01  152  #define log_rdma_send(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  153  		log_rdma(level, LOG_RDMA_SEND, fmt, ##args)
056f27d3 Long Li 2017-10-01  154  #define log_rdma_recv(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  155  		log_rdma(level, LOG_RDMA_RECV, fmt, ##args)
056f27d3 Long Li 2017-10-01  156  #define log_keep_alive(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  157  		log_rdma(level, LOG_KEEP_ALIVE, fmt, ##args)
056f27d3 Long Li 2017-10-01  158  #define log_rdma_event(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  159  		log_rdma(level, LOG_RDMA_EVENT, fmt, ##args)
056f27d3 Long Li 2017-10-01  160  #define log_rdma_mr(level, fmt, args...) \
056f27d3 Long Li 2017-10-01  161  		log_rdma(level, LOG_RDMA_MR, fmt, ##args)
056f27d3 Long Li 2017-10-01  162  

:::::: The code at line 143 was first introduced by commit
:::::: 056f27d3b5a46aa10b0e23437c46d1c5a9fab431 CIFS: SMBD: Establish SMBDirect connection

:::::: TO: Long Li <longli-0li6OtcxBFHby3iVrkZq2A@public.gmane.org>
:::::: CC: 0day robot <fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>

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