Re: [PATCH v2 1/1] lockd: Change nsm_use_hostnames from bool to u32

From: kbuild test robot
Date: Mon Dec 12 2016 - 07:55:25 EST


Hi Jia,

[auto build test ERROR on nfsd/nfsd-next]
[also build test ERROR on v4.9 next-20161209]
[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/Jia-He/lockd-Change-nsm_use_hostnames-from-bool-to-u32/20161212-001614
base: git://linux-nfs.org/~bfields/linux.git nfsd-next
config: x86_64-kexec (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=x86_64

All errors (new ones prefixed by >>):

In file included from include/linux/module.h:18:0,
from fs/lockd/svc.c:15:
>> include/linux/moduleparam.h:146:27: error: expected ')' before '&' token
param_check_##type(name, &(value)); \
^
include/linux/moduleparam.h:126:2: note: in expansion of macro 'module_param_named'
module_param_named(name, name, type, perm)
^~~~~~~~~~~~~~~~~~
fs/lockd/svc.c:661:1: note: in expansion of macro 'module_param'
module_param(nsm_use_hostnames, u32, 0644);
^~~~~~~~~~~~
>> include/linux/moduleparam.h:147:25: error: 'param_ops_u32' undeclared here (not in a function)
module_param_cb(name, &param_ops_##type, &value, perm); \
^
include/linux/moduleparam.h:224:39: note: in definition of macro '__module_param_call'
= { __param_str_##name, THIS_MODULE, ops, \
^~~
include/linux/moduleparam.h:147:2: note: in expansion of macro 'module_param_cb'
module_param_cb(name, &param_ops_##type, &value, perm); \
^~~~~~~~~~~~~~~
include/linux/moduleparam.h:126:2: note: in expansion of macro 'module_param_named'
module_param_named(name, name, type, perm)
^~~~~~~~~~~~~~~~~~
fs/lockd/svc.c:661:1: note: in expansion of macro 'module_param'
module_param(nsm_use_hostnames, u32, 0644);
^~~~~~~~~~~~

vim +146 include/linux/moduleparam.h

546970bc Rusty Russell 2010-08-11 140 *
546970bc Rusty Russell 2010-08-11 141 * Usually it's a good idea to have variable names and user-exposed names the
546970bc Rusty Russell 2010-08-11 142 * same, but that's harder if the variable must be non-static or is inside a
546970bc Rusty Russell 2010-08-11 143 * structure. This allows exposure under a different name.
546970bc Rusty Russell 2010-08-11 144 */
546970bc Rusty Russell 2010-08-11 145 #define module_param_named(name, value, type, perm) \
546970bc Rusty Russell 2010-08-11 @146 param_check_##type(name, &(value)); \
546970bc Rusty Russell 2010-08-11 @147 module_param_cb(name, &param_ops_##type, &value, perm); \
546970bc Rusty Russell 2010-08-11 148 __MODULE_PARM_TYPE(name, #type)
546970bc Rusty Russell 2010-08-11 149
546970bc Rusty Russell 2010-08-11 150 /**

:::::: The code at line 146 was first introduced by commit
:::::: 546970bc6afc7fb37447fbac09b82c7884662c21 param: add kerneldoc to moduleparam.h

:::::: TO: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
:::::: CC: Rusty Russell <rusty@xxxxxxxxxxxxxxx>

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