Hi Anand, [auto build test ERROR on btrfs/next] [also build test ERROR on v4.6-rc1 next-20160329] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Anand-Jain/btrfs-debug-procfs-devlist-introduce-procfs-interface-for-the-device-list-for-debugging/20160329-223332 base: https://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git next config: x86_64-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): include/linux/compiler.h:228:8: sparse: attribute 'no_sanitize_address': unknown attribute fs/btrfs/procfs.c:64:17: sparse: no member 'spare' in struct btrfs_fs_devices fs/btrfs/procfs.c:81:25: sparse: incompatible types in comparison expression (different address spaces) fs/btrfs/procfs.c:101:25: sparse: no member 'failed' in struct btrfs_device fs/btrfs/procfs.c:102:25: sparse: no member 'offline' in struct btrfs_device fs/btrfs/procfs.c:193:66: sparse: no member 'spare' in struct btrfs_fs_devices fs/btrfs/procfs.c:213:48: sparse: incompatible types in comparison expression (different address spaces) fs/btrfs/procfs.c:232:71: sparse: no member 'failed' in struct btrfs_device fs/btrfs/procfs.c:233:70: sparse: no member 'offline' in struct btrfs_device fs/btrfs/procfs.c: In function 'btrfs_print_devlist': >> fs/btrfs/procfs.c:64:51: error: 'struct btrfs_fs_devices' has no member >> named 'spare' BTRFS_SEQ_PRINT("\tspare:\t\t\t%d\n", fs_devices->spare); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ >> fs/btrfs/procfs.c:101:49: error: 'struct btrfs_device' has no member named >> 'failed' BTRFS_SEQ_PRINT("\t\tfailed:\t\t%d\n", device->failed); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ >> fs/btrfs/procfs.c:102:48: error: 'struct btrfs_device' has no member named >> 'offline' BTRFS_SEQ_PRINT("\t\toffline:\t%d\n", device->offline); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ fs/btrfs/procfs.c: In function 'btrfs_printk_fsdev': fs/btrfs/procfs.c:193:52: error: 'struct btrfs_fs_devices' has no member named 'spare' printk(KERN_INFO "\tspare:\t\t\t%d\n", fs_devices->spare); ^ fs/btrfs/procfs.c:232:50: error: 'struct btrfs_device' has no member named 'failed' printk(KERN_INFO "\t\tfailed:\t\t%d\n", device->failed); ^ fs/btrfs/procfs.c:233:49: error: 'struct btrfs_device' has no member named 'offline' printk(KERN_INFO "\t\toffline:\t%d\n", device->offline); ^ sparse warnings: (new ones prefixed by >>) include/linux/compiler.h:228:8: sparse: attribute 'no_sanitize_address': unknown attribute fs/btrfs/procfs.c:64:17: sparse: no member 'spare' in struct btrfs_fs_devices >> fs/btrfs/procfs.c:81:25: sparse: incompatible types in comparison expression >> (different address spaces) fs/btrfs/procfs.c:101:25: sparse: no member 'failed' in struct btrfs_device fs/btrfs/procfs.c:102:25: sparse: no member 'offline' in struct btrfs_device fs/btrfs/procfs.c:193:66: sparse: no member 'spare' in struct btrfs_fs_devices fs/btrfs/procfs.c:213:48: sparse: incompatible types in comparison expression (different address spaces) fs/btrfs/procfs.c:232:71: sparse: no member 'failed' in struct btrfs_device fs/btrfs/procfs.c:233:70: sparse: no member 'offline' in struct btrfs_device fs/btrfs/procfs.c: In function 'btrfs_print_devlist': fs/btrfs/procfs.c:64:51: error: 'struct btrfs_fs_devices' has no member named 'spare' BTRFS_SEQ_PRINT("\tspare:\t\t\t%d\n", fs_devices->spare); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ fs/btrfs/procfs.c:101:49: error: 'struct btrfs_device' has no member named 'failed' BTRFS_SEQ_PRINT("\t\tfailed:\t\t%d\n", device->failed); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ fs/btrfs/procfs.c:102:48: error: 'struct btrfs_device' has no member named 'offline' BTRFS_SEQ_PRINT("\t\toffline:\t%d\n", device->offline); ^ fs/btrfs/procfs.c:19:30: note: in definition of macro 'BTRFS_SEQ_PRINT' snprintf(str, BPSL, plist, arg);\ ^ fs/btrfs/procfs.c: In function 'btrfs_printk_fsdev': fs/btrfs/procfs.c:193:52: error: 'struct btrfs_fs_devices' has no member named 'spare' printk(KERN_INFO "\tspare:\t\t\t%d\n", fs_devices->spare); ^ fs/btrfs/procfs.c:232:50: error: 'struct btrfs_device' has no member named 'failed' printk(KERN_INFO "\t\tfailed:\t\t%d\n", device->failed); ^ fs/btrfs/procfs.c:233:49: error: 'struct btrfs_device' has no member named 'offline' printk(KERN_INFO "\t\toffline:\t%d\n", device->offline); ^ vim +64 fs/btrfs/procfs.c 13 void btrfs_print_devlist(struct seq_file *seq) 14 { 15 16 /* Btrfs Procfs String Len */ 17 #define BPSL 256 18 #define BTRFS_SEQ_PRINT(plist, arg)\ > 19 snprintf(str, BPSL, plist, arg);\ 20 if (sprt)\ 21 seq_printf(seq, "\t");\ 22 seq_printf(seq, str) 23 24 char str[BPSL]; 25 struct btrfs_device *device; 26 struct btrfs_fs_devices *fs_devices; 27 struct btrfs_fs_devices *cur_fs_devices; 28 struct btrfs_fs_devices *sprt; //sprout fs devices 29 struct list_head *fs_uuids = btrfs_get_fs_uuids(); 30 struct list_head *cur_uuid; 31 32 seq_printf(seq, "\n#Its Experimental, parameters may change without notice.\n\n"); 33 34 mutex_lock(&uuid_mutex); 35 /* Todo: there must be better way than nested locks */ 36 list_for_each(cur_uuid, fs_uuids) { 37 cur_fs_devices = list_entry(cur_uuid, struct btrfs_fs_devices, list); 38 39 mutex_lock(&cur_fs_devices->device_list_mutex); 40 41 fs_devices = cur_fs_devices; 42 sprt = NULL; 43 44 again_fs_devs: 45 if (sprt) { 46 BTRFS_SEQ_PRINT("[[seed_fsid: %pU]]\n", fs_devices->fsid); 47 BTRFS_SEQ_PRINT("\tsprout_fsid:\t\t%pU\n", sprt->fsid); 48 } else { 49 BTRFS_SEQ_PRINT("[fsid: %pU]\n", fs_devices->fsid); 50 } 51 if (fs_devices->seed) { 52 BTRFS_SEQ_PRINT("\tseed_fsid:\t\t%pU\n", fs_devices->seed->fsid); 53 } 54 BTRFS_SEQ_PRINT("\tfs_devs_addr:\t\t%p\n", fs_devices); 55 BTRFS_SEQ_PRINT("\tnum_devices:\t\t%llu\n", fs_devices->num_devices); 56 BTRFS_SEQ_PRINT("\topen_devices:\t\t%llu\n", fs_devices->open_devices); 57 BTRFS_SEQ_PRINT("\trw_devices:\t\t%llu\n", fs_devices->rw_devices); 58 BTRFS_SEQ_PRINT("\tmissing_devices:\t%llu\n", fs_devices->missing_devices); 59 BTRFS_SEQ_PRINT("\ttotal_rw_devices:\t%llu\n", fs_devices->total_rw_bytes); 60 BTRFS_SEQ_PRINT("\ttotal_devices:\t\t%llu\n", fs_devices->total_devices); 61 BTRFS_SEQ_PRINT("\topened:\t\t\t%d\n", fs_devices->opened); 62 BTRFS_SEQ_PRINT("\tseeding:\t\t%d\n", fs_devices->seeding); 63 BTRFS_SEQ_PRINT("\trotating:\t\t%d\n", fs_devices->rotating); > 64 BTRFS_SEQ_PRINT("\tspare:\t\t\t%d\n", fs_devices->spare); 65 66 BTRFS_SEQ_PRINT("\tfsid_kobj_state:\t%d\n", fs_devices->fsid_kobj.state_initialized); 67 BTRFS_SEQ_PRINT("\tfsid_kobj_insysfs:\t%d\n", fs_devices->fsid_kobj.state_in_sysfs); 68 69 if (fs_devices->device_dir_kobj) { 70 BTRFS_SEQ_PRINT("\tdevice_kobj_state:\t%d\n", fs_devices->device_dir_kobj->state_initialized); 71 BTRFS_SEQ_PRINT("\tdevice_kobj_insysfs:\t%d\n", fs_devices->device_dir_kobj->state_in_sysfs); 72 } else { 73 BTRFS_SEQ_PRINT("\tdevice_kobj_state:\t%s\n", "null"); 74 BTRFS_SEQ_PRINT("\tdevice_kobj_insysfs:\t%s\n", "null"); 75 } 76 77 list_for_each_entry(device, &fs_devices->devices, dev_list) { 78 BTRFS_SEQ_PRINT("\t[[uuid: %pU]]\n", device->uuid); 79 BTRFS_SEQ_PRINT("\t\tdev_addr:\t%p\n", device); 80 rcu_read_lock(); > 81 BTRFS_SEQ_PRINT("\t\tdevice:\t\t%s\n", 82 device->name ? rcu_str_deref(device->name): "(null)"); 83 rcu_read_unlock(); 84 BTRFS_SEQ_PRINT("\t\tdevid:\t\t%llu\n", device->devid); 85 if (device->dev_root) { 86 BTRFS_SEQ_PRINT("\t\tdev_root_fsid:\t%pU\n", 87 device->dev_root->fs_info->fsid); 88 } 89 BTRFS_SEQ_PRINT("\t\tgeneration:\t%llu\n", device->generation); 90 BTRFS_SEQ_PRINT("\t\ttotal_bytes:\t%llu\n", device->total_bytes); 91 BTRFS_SEQ_PRINT("\t\tdev_totalbytes:\t%llu\n", device->disk_total_bytes); 92 BTRFS_SEQ_PRINT("\t\tbytes_used:\t%llu\n", device->bytes_used); 93 BTRFS_SEQ_PRINT("\t\ttype:\t\t%llu\n", device->type); 94 BTRFS_SEQ_PRINT("\t\tio_align:\t%u\n", device->io_align); 95 BTRFS_SEQ_PRINT("\t\tio_width:\t%u\n", device->io_width); 96 BTRFS_SEQ_PRINT("\t\tsector_size:\t%u\n", device->sector_size); 97 BTRFS_SEQ_PRINT("\t\tmode:\t\t0x%llx\n", (u64)device->mode); 98 BTRFS_SEQ_PRINT("\t\twriteable:\t%d\n", device->writeable); 99 BTRFS_SEQ_PRINT("\t\tin_fs_metadata:\t%d\n", device->in_fs_metadata); 100 BTRFS_SEQ_PRINT("\t\tmissing:\t%d\n", device->missing); > 101 BTRFS_SEQ_PRINT("\t\tfailed:\t\t%d\n", > device->failed); > 102 BTRFS_SEQ_PRINT("\t\toffline:\t%d\n", > device->offline); 103 BTRFS_SEQ_PRINT("\t\tcan_discard:\t%d\n", device->can_discard); 104 BTRFS_SEQ_PRINT("\t\treplace_tgtdev:\t%d\n", 105 device->is_tgtdev_for_dev_replace); 106 BTRFS_SEQ_PRINT("\t\tactive_pending:\t%d\n", device->running_pending); 107 BTRFS_SEQ_PRINT("\t\tnobarriers:\t%d\n", device->nobarriers); 108 BTRFS_SEQ_PRINT("\t\tdevstats_valid:\t%d\n", device->dev_stats_valid); 109 BTRFS_SEQ_PRINT("\t\tbdev:\t\t%s\n", device->bdev ? "not_null":"null"); 110 } 111 112 if (fs_devices->seed) { 113 sprt = fs_devices; 114 fs_devices = fs_devices->seed; 115 goto again_fs_devs; 116 } 117 seq_printf(seq, "\n"); 118 119 mutex_unlock(&cur_fs_devices->device_list_mutex); 120 } 121 mutex_unlock(&uuid_mutex); 122 } 123 static int btrfs_devlist_show(struct seq_file *seq, void *offset) 124 { 125 btrfs_print_devlist(seq); 126 return 0; 127 } 128 129 static int btrfs_seq_open(struct inode *inode, struct file *file) 130 { 131 return single_open(file, btrfs_devlist_show, PDE_DATA(inode)); 132 } 133 134 static const struct file_operations btrfs_seq_fops = { 135 .owner = THIS_MODULE, 136 .open = btrfs_seq_open, 137 .read = seq_read, 138 .llseek = seq_lseek, 139 .release = single_release, 140 }; 141 142 void btrfs_init_procfs(void) 143 { 144 btrfs_proc_root = proc_mkdir(BTRFS_PROC_PATH, NULL); 145 if (btrfs_proc_root) 146 proc_create_data(BTRFS_PROC_DEVLIST, S_IRUGO, btrfs_proc_root, 147 &btrfs_seq_fops, NULL); 148 return; 149 } 150 151 void btrfs_exit_procfs(void) 152 { 153 if (btrfs_proc_root) 154 remove_proc_entry(BTRFS_PROC_DEVLIST, btrfs_proc_root); 155 remove_proc_entry(BTRFS_PROC_PATH, NULL); 156 } 157 158 void btrfs_printk_fsdev(void) 159 { 160 struct btrfs_device *device; 161 struct btrfs_fs_devices *fs_devices; 162 struct btrfs_fs_devices *cur_fs_devices; 163 struct btrfs_fs_devices *sprt; //sprout fs devices 164 struct list_head *fs_uuids = btrfs_get_fs_uuids(); 165 struct list_head *cur_uuid; 166 167 list_for_each(cur_uuid, fs_uuids) { 168 cur_fs_devices = list_entry(cur_uuid, struct btrfs_fs_devices, list); 169 170 fs_devices = cur_fs_devices; 171 sprt = NULL; 172 173 again_fs_devs: 174 if (sprt) { 175 printk(KERN_INFO "[[seed_fsid: %pU]]\n", fs_devices->fsid); 176 printk(KERN_INFO "\tsprout_fsid:\t\t%pU\n", sprt->fsid); 177 } else { 178 printk(KERN_INFO "[fsid: %pU]\n", fs_devices->fsid); 179 } 180 if (fs_devices->seed) { 181 printk(KERN_INFO "\tseed_fsid:\t\t%pU\n", fs_devices->seed->fsid); 182 } 183 printk(KERN_INFO "\tfs_devs_addr:\t\t%p\n", fs_devices); 184 printk(KERN_INFO "\tnum_devices:\t\t%llu\n", fs_devices->num_devices); 185 printk(KERN_INFO "\topen_devices:\t\t%llu\n", fs_devices->open_devices); 186 printk(KERN_INFO "\trw_devices:\t\t%llu\n", fs_devices->rw_devices); 187 printk(KERN_INFO "\tmissing_devices:\t%llu\n", fs_devices->missing_devices); 188 printk(KERN_INFO "\ttotal_rw_devices:\t%llu\n", fs_devices->total_rw_bytes); 189 printk(KERN_INFO "\ttotal_devices:\t\t%llu\n", fs_devices->total_devices); 190 printk(KERN_INFO "\topened:\t\t\t%d\n", fs_devices->opened); 191 printk(KERN_INFO "\tseeding:\t\t%d\n", fs_devices->seeding); 192 printk(KERN_INFO "\trotating:\t\t%d\n", fs_devices->rotating); 193 printk(KERN_INFO "\tspare:\t\t\t%d\n", fs_devices->spare); 194 195 printk(KERN_INFO "\tfsid_kobj_state:\t%d\n", fs_devices->fsid_kobj.state_initialized); 196 printk(KERN_INFO "\tfsid_kobj_insysfs:\t%d\n", fs_devices->fsid_kobj.state_in_sysfs); 197 198 if (fs_devices->device_dir_kobj) { 199 printk(KERN_INFO "\tdevice_kobj_state:\t%d\n", fs_devices->device_dir_kobj->state_initialized); 200 printk(KERN_INFO "\tdevice_kobj_insysfs:\t%d\n", fs_devices->device_dir_kobj->state_in_sysfs); 201 } else { 202 printk(KERN_INFO "\tdevice_kobj_state:\t%s\n", "null"); 203 printk(KERN_INFO "\tdevice_kobj_insysfs:\t%s\n", "null"); 204 } 205 206 printk(KERN_INFO "\tfs_info:\t\t%pK\n", fs_devices->fs_info); 207 208 list_for_each_entry(device, &fs_devices->devices, dev_list) { 209 printk(KERN_INFO "\t[[uuid: %pU]]\n", device->uuid); 210 printk(KERN_INFO "\t\tdev_addr:\t%p\n", device); 211 rcu_read_lock(); 212 printk(KERN_INFO "\t\tdevice:\t\t%s\n", 213 device->name ? rcu_str_deref(device->name): "(null)"); 214 rcu_read_unlock(); 215 printk(KERN_INFO "\t\tdevid:\t\t%llu\n", device->devid); 216 if (device->dev_root) { 217 printk(KERN_INFO "\t\tdev_root_fsid:\t%pU\n", 218 device->dev_root->fs_info->fsid); 219 } 220 printk(KERN_INFO "\t\tgeneration:\t%llu\n", device->generation); 221 printk(KERN_INFO "\t\ttotal_bytes:\t%llu\n", device->total_bytes); 222 printk(KERN_INFO "\t\tdev_totalbytes:\t%llu\n", device->disk_total_bytes); 223 printk(KERN_INFO "\t\tbytes_used:\t%llu\n", device->bytes_used); 224 printk(KERN_INFO "\t\ttype:\t\t%llu\n", device->type); 225 printk(KERN_INFO "\t\tio_align:\t%u\n", device->io_align); 226 printk(KERN_INFO "\t\tio_width:\t%u\n", device->io_width); 227 printk(KERN_INFO "\t\tsector_size:\t%u\n", device->sector_size); 228 printk(KERN_INFO "\t\tmode:\t\t0x%llx\n", (u64)device->mode); 229 printk(KERN_INFO "\t\twriteable:\t%d\n", device->writeable); 230 printk(KERN_INFO "\t\tin_fs_metadata:\t%d\n", device->in_fs_metadata); 231 printk(KERN_INFO "\t\tmissing:\t%d\n", device->missing); > 232 printk(KERN_INFO "\t\tfailed:\t\t%d\n", > device->failed); 233 printk(KERN_INFO "\t\toffline:\t%d\n", device->offline); 234 printk(KERN_INFO "\t\tcan_discard:\t%d\n", device->can_discard); 235 printk(KERN_INFO "\t\treplace_tgtdev:\t%d\n", --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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