From: kernel test robot <lkp@intel.com>
To: Sean Chang <seanwascoding@gmail.com>,
Andrew Lunn <andrew@lunn.ch>,
Chuck Lever <chuck.lever@oracle.com>,
David Laight <david.laight.linux@gmail.com>,
nicolas.ferre@microchip.com, claudiu.beznea@tuxon.dev,
trond.myklebust@hammerspace.com, anna@kernel.org
Cc: oe-kbuild-all@lists.linux.dev, netdev@vger.kernel.org,
linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org,
Sean Chang <seanwascoding@gmail.com>
Subject: Re: [PATCH v5 1/2] sunrpc: simplify dfprintk macros and fix nfsd build error
Date: Sun, 1 Mar 2026 06:59:13 +0800 [thread overview]
Message-ID: <202603010612.uRmHYMsi-lkp@intel.com> (raw)
In-Reply-To: <20260228180821.811683-2-seanwascoding@gmail.com>
Hi Sean,
kernel test robot noticed the following build warnings:
[auto build test WARNING on brauner-vfs/vfs.all]
[also build test WARNING on trondmy-nfs/linux-next net/main net-next/main linus/master v7.0-rc1 next-20260227]
[cannot apply to horms-ipvs/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Sean-Chang/sunrpc-simplify-dfprintk-macros-and-fix-nfsd-build-error/20260301-040617
base: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all
patch link: https://lore.kernel.org/r/20260228180821.811683-2-seanwascoding%40gmail.com
patch subject: [PATCH v5 1/2] sunrpc: simplify dfprintk macros and fix nfsd build error
config: i386-randconfig-001-20260301 (https://download.01.org/0day-ci/archive/20260301/202603010612.uRmHYMsi-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260301/202603010612.uRmHYMsi-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603010612.uRmHYMsi-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:31,
from arch/x86/include/asm/bug.h:193,
from include/linux/bug.h:5,
from include/linux/slab.h:15,
from fs/lockd/svclock.c:25:
fs/lockd/svclock.c: In function 'nlmsvc_lookup_block':
fs/lockd/svclock.c:163:33: error: implicit declaration of function 'nlmdbg_cookie2a' [-Wimplicit-function-declaration]
163 | nlmdbg_cookie2a(&block->b_call->a_args.cookie));
| ^~~~~~~~~~~~~~~
include/linux/printk.h:134:32: note: in definition of macro 'no_printk'
134 | _printk(fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/sunrpc/debug.h:23:9: note: in expansion of macro 'dfprintk'
23 | dfprintk(FACILITY, fmt, ##__VA_ARGS__)
| ^~~~~~~~
fs/lockd/svclock.c:159:17: note: in expansion of macro 'dprintk'
159 | dprintk("lockd: check f=%p pd=%d %Ld-%Ld ty=%d cookie=%s\n",
| ^~~~~~~
>> fs/lockd/svclock.c:159:25: warning: format '%s' expects argument of type 'char *', but argument 7 has type 'int' [-Wformat=]
159 | dprintk("lockd: check f=%p pd=%d %Ld-%Ld ty=%d cookie=%s\n",
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
......
163 | nlmdbg_cookie2a(&block->b_call->a_args.cookie));
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| |
| int
include/linux/printk.h:134:25: note: in definition of macro 'no_printk'
134 | _printk(fmt, ##__VA_ARGS__); \
| ^~~
include/linux/sunrpc/debug.h:23:9: note: in expansion of macro 'dfprintk'
23 | dfprintk(FACILITY, fmt, ##__VA_ARGS__)
| ^~~~~~~~
fs/lockd/svclock.c:159:17: note: in expansion of macro 'dprintk'
159 | dprintk("lockd: check f=%p pd=%d %Ld-%Ld ty=%d cookie=%s\n",
| ^~~~~~~
fs/lockd/svclock.c:159:72: note: format string is defined here
159 | dprintk("lockd: check f=%p pd=%d %Ld-%Ld ty=%d cookie=%s\n",
| ~^
| |
| char *
| %d
fs/lockd/svclock.c: In function 'nlmsvc_find_block':
fs/lockd/svclock.c:202:17: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int' [-Wformat=]
202 | dprintk("nlmsvc_find_block(%s): block=%p\n", nlmdbg_cookie2a(cookie), block);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~
| |
| int
include/linux/printk.h:134:25: note: in definition of macro 'no_printk'
134 | _printk(fmt, ##__VA_ARGS__); \
| ^~~
include/linux/sunrpc/debug.h:23:9: note: in expansion of macro 'dfprintk'
23 | dfprintk(FACILITY, fmt, ##__VA_ARGS__)
| ^~~~~~~~
fs/lockd/svclock.c:202:9: note: in expansion of macro 'dprintk'
202 | dprintk("nlmsvc_find_block(%s): block=%p\n", nlmdbg_cookie2a(cookie), block);
| ^~~~~~~
fs/lockd/svclock.c:202:37: note: format string is defined here
202 | dprintk("nlmsvc_find_block(%s): block=%p\n", nlmdbg_cookie2a(cookie), block);
| ~^
| |
| char *
| %d
vim +159 fs/lockd/svclock.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 141
^1da177e4c3f41 Linus Torvalds 2005-04-16 142 /*
d9f6eb75d49007 Trond Myklebust 2006-03-20 143 * Find a block for a given lock
^1da177e4c3f41 Linus Torvalds 2005-04-16 144 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 145 static struct nlm_block *
d9f6eb75d49007 Trond Myklebust 2006-03-20 146 nlmsvc_lookup_block(struct nlm_file *file, struct nlm_lock *lock)
^1da177e4c3f41 Linus Torvalds 2005-04-16 147 {
68a2d76cea4234 Olaf Kirch 2006-10-04 148 struct nlm_block *block;
^1da177e4c3f41 Linus Torvalds 2005-04-16 149 struct file_lock *fl;
^1da177e4c3f41 Linus Torvalds 2005-04-16 150
^1da177e4c3f41 Linus Torvalds 2005-04-16 151 dprintk("lockd: nlmsvc_lookup_block f=%p pd=%d %Ld-%Ld ty=%d\n",
eb8ed7c6ab08cd Jeff Layton 2024-01-31 152 file, lock->fl.c.flc_pid,
^1da177e4c3f41 Linus Torvalds 2005-04-16 153 (long long)lock->fl.fl_start,
eb8ed7c6ab08cd Jeff Layton 2024-01-31 154 (long long)lock->fl.fl_end,
eb8ed7c6ab08cd Jeff Layton 2024-01-31 155 lock->fl.c.flc_type);
be2be5f7f44364 Alexander Aring 2023-07-20 156 spin_lock(&nlm_blocked_lock);
68a2d76cea4234 Olaf Kirch 2006-10-04 157 list_for_each_entry(block, &nlm_blocked, b_list) {
92737230dd3f14 Trond Myklebust 2006-03-20 158 fl = &block->b_call->a_args.lock.fl;
^1da177e4c3f41 Linus Torvalds 2005-04-16 @159 dprintk("lockd: check f=%p pd=%d %Ld-%Ld ty=%d cookie=%s\n",
eb8ed7c6ab08cd Jeff Layton 2024-01-31 160 block->b_file, fl->c.flc_pid,
^1da177e4c3f41 Linus Torvalds 2005-04-16 161 (long long)fl->fl_start,
eb8ed7c6ab08cd Jeff Layton 2024-01-31 162 (long long)fl->fl_end, fl->c.flc_type,
92737230dd3f14 Trond Myklebust 2006-03-20 163 nlmdbg_cookie2a(&block->b_call->a_args.cookie));
^1da177e4c3f41 Linus Torvalds 2005-04-16 164 if (block->b_file == file && nlm_compare_locks(fl, &lock->fl)) {
6849c0cab69f5d Trond Myklebust 2006-03-20 165 kref_get(&block->b_count);
be2be5f7f44364 Alexander Aring 2023-07-20 166 spin_unlock(&nlm_blocked_lock);
^1da177e4c3f41 Linus Torvalds 2005-04-16 167 return block;
^1da177e4c3f41 Linus Torvalds 2005-04-16 168 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 169 }
be2be5f7f44364 Alexander Aring 2023-07-20 170 spin_unlock(&nlm_blocked_lock);
^1da177e4c3f41 Linus Torvalds 2005-04-16 171
^1da177e4c3f41 Linus Torvalds 2005-04-16 172 return NULL;
^1da177e4c3f41 Linus Torvalds 2005-04-16 173 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 174
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-02-28 23:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-28 18:08 [PATCH v5 0/2] Fix compiler warnings/errors in SUNRPC and MACB Sean Chang
2026-02-28 18:08 ` [PATCH v5 1/2] sunrpc: simplify dfprintk macros and fix nfsd build error Sean Chang
2026-02-28 22:59 ` kernel test robot [this message]
2026-03-01 0:10 ` kernel test robot
2026-03-01 0:31 ` kernel test robot
2026-03-02 9:40 ` Geert Uytterhoeven
2026-03-02 13:13 ` Sean Chang
2026-03-02 13:15 ` Geert Uytterhoeven
2026-03-02 13:21 ` Andy Shevchenko
2026-02-28 18:08 ` [PATCH v5 2/2] net: macb: use ethtool_sprintf to fill ethtool stats strings Sean Chang
2026-03-02 13:24 ` Andy Shevchenko
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