* Re: [PATCH v7 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file
[not found] <20250505-reftrack-dbgfs-v7-7-f78c5d97bcca@kernel.org>
@ 2025-05-07 6:42 ` kernel test robot
2025-05-07 11:11 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-05-07 6:42 UTC (permalink / raw)
To: Jeff Layton; +Cc: llvm, oe-kbuild-all
Hi Jeff,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 5bc1018675ec28a8a60d83b378d8c3991faa5a27]
url: https://github.com/intel-lab-lkp/linux/commits/Jeff-Layton/ref_tracker-don-t-use-pK-in-pr_ostream-output/20250506-013822
base: 5bc1018675ec28a8a60d83b378d8c3991faa5a27
patch link: https://lore.kernel.org/r/20250505-reftrack-dbgfs-v7-7-f78c5d97bcca%40kernel.org
patch subject: [PATCH v7 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file
config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20250507/202505071434.YWUTBcYu-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250507/202505071434.YWUTBcYu-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/202505071434.YWUTBcYu-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from fs/proc/namespaces.c:8:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
>> include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
In file included from fs/proc/namespaces.c:8:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:5:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:165:
include/linux/compat.h:454:22: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/proc/namespaces.c:8:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:5:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:165:
include/linux/compat.h:454:10: warning: array index 7 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds]
454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
| ^ ~
include/linux/compat.h:130:2: note: array 'sig' declared here
130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS];
| ^
include/linux/compat.h:454:42: warning: array index 6 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds]
454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
| ^ ~
include/linux/compat.h:130:2: note: array 'sig' declared here
130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS];
| ^
include/linux/compat.h:454:53: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
454 | case 4: v.sig[7] = (set->sig[3] >> 32); v.sig[6] = set->sig[3];
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/proc/namespaces.c:8:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:5:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:165:
include/linux/compat.h:456:22: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/proc/namespaces.c:8:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:28:
In file included from include/linux/dma-mapping.h:5:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:165:
include/linux/compat.h:456:10: warning: array index 5 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds]
456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
| ^ ~
include/linux/compat.h:130:2: note: array 'sig' declared here
130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS];
| ^
include/linux/compat.h:456:42: warning: array index 4 is past the end of the array (that has type 'compat_sigset_word[2]' (aka 'unsigned int[2]')) [-Warray-bounds]
456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
| ^ ~
include/linux/compat.h:130:2: note: array 'sig' declared here
130 | compat_sigset_word sig[_COMPAT_NSIG_WORDS];
| ^
include/linux/compat.h:456:53: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
456 | case 3: v.sig[5] = (set->sig[2] >> 32); v.sig[4] = set->sig[2];
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
--
In file included from fs/proc/proc_sysctl.c:17:
In file included from include/linux/bpf-cgroup.h:11:
In file included from include/net/sock.h:46:
In file included from include/linux/netdevice.h:38:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
>> include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
1 warning and 1 error generated.
vim +124 include/linux/ref_tracker.h
123
> 124 static inline __ostream_printf
125 void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
126 {
127 }
128 #endif
129
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH v7 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file
[not found] <20250505-reftrack-dbgfs-v7-7-f78c5d97bcca@kernel.org>
2025-05-07 6:42 ` [PATCH v7 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file kernel test robot
@ 2025-05-07 11:11 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-05-07 11:11 UTC (permalink / raw)
To: Jeff Layton; +Cc: llvm, oe-kbuild-all
Hi Jeff,
kernel test robot noticed the following build errors:
[auto build test ERROR on 5bc1018675ec28a8a60d83b378d8c3991faa5a27]
url: https://github.com/intel-lab-lkp/linux/commits/Jeff-Layton/ref_tracker-don-t-use-pK-in-pr_ostream-output/20250506-013822
base: 5bc1018675ec28a8a60d83b378d8c3991faa5a27
patch link: https://lore.kernel.org/r/20250505-reftrack-dbgfs-v7-7-f78c5d97bcca%40kernel.org
patch subject: [PATCH v7 07/10] ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20250507/202505071837.2I9QYesc-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250507/202505071837.2I9QYesc-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/202505071837.2I9QYesc-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from fs/nfs/client.c:19:
In file included from include/linux/sunrpc/addr.h:14:
In file included from include/net/ipv6.h:12:
In file included from include/linux/ipv6.h:102:
In file included from include/linux/tcp.h:19:
In file included from include/net/sock.h:46:
In file included from include/linux/netdevice.h:38:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
In file included from fs/nfs/client.c:20:
In file included from include/linux/sunrpc/clnt.h:20:
In file included from include/linux/sunrpc/sched.h:19:
include/linux/sunrpc/xdr.h:803:46: warning: result of comparison of constant 4611686018427387903 with expression of type '__u32' (aka 'unsigned int') is always false [-Wtautological-constant-out-of-range-compare]
803 | if (U32_MAX >= SIZE_MAX / sizeof(*p) && len > SIZE_MAX / sizeof(*p))
| ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~
2 warnings and 1 error generated.
--
In file included from fs/nfs/file.c:26:
In file included from include/linux/nfs_fs.h:31:
In file included from include/linux/sunrpc/auth.h:14:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
1 warning and 1 error generated.
--
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:5:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
24 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:5:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
24 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:5:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
99 | set->sig[1] | set->sig[0]) == 0;
| ^ ~
arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
24 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:5:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
101 | return (set->sig[1] | set->sig[0]) == 0;
| ^ ~
arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
24 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:5:
In file included from include/linux/fs.h:34:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
114 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
24 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from fs/nfs/pagelist.c:16:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:43:
--
In file included from fs/nfs/nfs4proc.c:45:
In file included from include/linux/sunrpc/clnt.h:19:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
In file included from fs/nfs/nfs4proc.c:45:
In file included from include/linux/sunrpc/clnt.h:20:
In file included from include/linux/sunrpc/sched.h:19:
include/linux/sunrpc/xdr.h:803:46: warning: result of comparison of constant 4611686018427387903 with expression of type '__u32' (aka 'unsigned int') is always false [-Wtautological-constant-out-of-range-compare]
803 | if (U32_MAX >= SIZE_MAX / sizeof(*p) && len > SIZE_MAX / sizeof(*p))
| ~~~ ^ ~~~~~~~~~~~~~~~~~~~~~
fs/nfs/nfs4proc.c:9505:12: warning: variable 'ptr' set but not used [-Wunused-but-set-variable]
9505 | unsigned *ptr;
| ^
3 warnings and 1 error generated.
--
In file included from fs/nfs/flexfilelayout/flexfilelayout.c:10:
In file included from include/linux/nfs_fs.h:31:
In file included from include/linux/sunrpc/auth.h:14:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
fs/nfs/flexfilelayout/flexfilelayout.c:1264:6: warning: variable 'err' set but not used [-Wunused-but-set-variable]
1264 | int err;
| ^
2 warnings and 1 error generated.
--
In file included from fs/nfs/flexfilelayout/flexfilelayoutdev.c:10:
In file included from include/linux/nfs_fs.h:31:
In file included from include/linux/sunrpc/auth.h:14:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
fs/nfs/flexfilelayout/flexfilelayoutdev.c:55:9: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
55 | int i, ret = -ENOMEM;
| ^
2 warnings and 1 error generated.
--
In file included from fs/nfs/blocklayout/blocklayout.c:41:
In file included from fs/nfs/blocklayout/../pnfs.h:34:
In file included from include/linux/nfs_fs.h:31:
In file included from include/linux/sunrpc/auth.h:14:
In file included from include/linux/sunrpc/msg_prot.h:205:
In file included from include/linux/inet.h:42:
In file included from include/net/net_namespace.h:40:
In file included from include/net/net_trackers.h:4:
include/linux/ref_tracker.h:124:15: warning: attribute declaration must precede definition [-Wignored-attributes]
124 | static inline __ostream_printf
| ^
include/linux/ref_tracker.h:9:26: note: expanded from macro '__ostream_printf'
9 | #define __ostream_printf __printf(2, 3)
| ^
include/linux/compiler_attributes.h:158:56: note: expanded from macro '__printf'
158 | #define __printf(a, b) __attribute__((__format__(printf, a, b)))
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
>> include/linux/ref_tracker.h:125:6: error: redefinition of 'ref_tracker_dir_symlink'
125 | void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
include/linux/ref_tracker.h:87:20: note: previous definition is here
87 | static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
| ^
fs/nfs/blocklayout/blocklayout.c:384:9: warning: variable 'count' set but not used [-Wunused-but-set-variable]
384 | size_t count = header->args.count;
| ^
2 warnings and 1 error generated.
..
vim +/ref_tracker_dir_symlink +125 include/linux/ref_tracker.h
8
> 9 #define __ostream_printf __printf(2, 3)
10
11 struct ref_tracker;
12
13 struct ref_tracker_dir {
14 #ifdef CONFIG_REF_TRACKER
15 spinlock_t lock;
16 unsigned int quarantine_avail;
17 refcount_t untracked;
18 refcount_t no_tracker;
19 bool dead;
20 struct list_head list; /* List of active trackers */
21 struct list_head quarantine; /* List of dead trackers */
22 const char *class; /* object classname */
23 #ifdef CONFIG_DEBUG_FS
24 struct dentry *dentry;
25 struct dentry *symlink;
26 #endif
27 char name[32];
28 #endif
29 };
30
31 #ifdef CONFIG_REF_TRACKER
32
33 void ref_tracker_dir_debugfs(struct ref_tracker_dir *dir);
34 void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...);
35
36 static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
37 unsigned int quarantine_count,
38 const char *class,
39 const char *name)
40 {
41 INIT_LIST_HEAD(&dir->list);
42 INIT_LIST_HEAD(&dir->quarantine);
43 spin_lock_init(&dir->lock);
44 dir->quarantine_avail = quarantine_count;
45 dir->dead = false;
46 refcount_set(&dir->untracked, 1);
47 refcount_set(&dir->no_tracker, 1);
48 dir->class = class;
49 #ifdef CONFIG_DEBUG_FS
50 dir->dentry = NULL;
51 dir->symlink = NULL;
52 #endif
53 strscpy(dir->name, name, sizeof(dir->name));
54 ref_tracker_dir_debugfs(dir);
55 stack_depot_init();
56 }
57
58 void ref_tracker_dir_exit(struct ref_tracker_dir *dir);
59
60 void ref_tracker_dir_print_locked(struct ref_tracker_dir *dir,
61 unsigned int display_limit);
62
63 void ref_tracker_dir_print(struct ref_tracker_dir *dir,
64 unsigned int display_limit);
65
66 int ref_tracker_dir_snprint(struct ref_tracker_dir *dir, char *buf, size_t size);
67
68 int ref_tracker_alloc(struct ref_tracker_dir *dir,
69 struct ref_tracker **trackerp, gfp_t gfp);
70
71 int ref_tracker_free(struct ref_tracker_dir *dir,
72 struct ref_tracker **trackerp);
73
74 #else /* CONFIG_REF_TRACKER */
75
76 static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
77 unsigned int quarantine_count,
78 const char *class,
79 const char *name)
80 {
81 }
82
83 static inline void ref_tracker_dir_debugfs(struct ref_tracker_dir *dir)
84 {
85 }
86
87 static inline void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
88 {
89 }
90
91 static inline void ref_tracker_dir_exit(struct ref_tracker_dir *dir)
92 {
93 }
94
95 static inline void ref_tracker_dir_print_locked(struct ref_tracker_dir *dir,
96 unsigned int display_limit)
97 {
98 }
99
100 static inline void ref_tracker_dir_print(struct ref_tracker_dir *dir,
101 unsigned int display_limit)
102 {
103 }
104
105 static inline int ref_tracker_dir_snprint(struct ref_tracker_dir *dir,
106 char *buf, size_t size)
107 {
108 return 0;
109 }
110
111 static inline int ref_tracker_alloc(struct ref_tracker_dir *dir,
112 struct ref_tracker **trackerp,
113 gfp_t gfp)
114 {
115 return 0;
116 }
117
118 static inline int ref_tracker_free(struct ref_tracker_dir *dir,
119 struct ref_tracker **trackerp)
120 {
121 return 0;
122 }
123
124 static inline __ostream_printf
> 125 void ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)
126 {
127 }
128 #endif
129
--
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