Hi John, [auto build test ERROR on scsi/for-next] [also build test ERROR on v4.4-rc1 next-20151116] url: https://github.com/0day-ci/linux/commits/John-Garry/HiSilicon-SAS-driver/20151116-215304 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: i386-randconfig-s0-11162304 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): warning: (SCSI_HISI_SAS && TCM_IBLOCK) selects BLK_DEV_INTEGRITY which has unmet direct dependencies (BLOCK) warning: (SCSI_HISI_SAS) selects SCSI_SAS_LIBSAS which has unmet direct dependencies (SCSI) block/bio-integrity.c: In function 'bio_integrity_alloc': >> block/bio-integrity.c:50:26: error: dereferencing pointer to incomplete type 'struct bio' struct bio_set *bs = bio->bi_pool; ^ >> block/bio-integrity.c:51:22: error: 'BIO_POOL_NONE' undeclared (first use in this function) unsigned long idx = BIO_POOL_NONE; ^ block/bio-integrity.c:51:22: note: each undeclared identifier is reported only once for each function it appears in In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/uapi/linux/capability.h:16, from include/linux/capability.h:15, from include/linux/sched.h:15, from include/linux/blkdev.h:4, from block/bio-integrity.c:23: >> block/bio-integrity.c:54:16: error: dereferencing pointer to incomplete type 'struct bio_set' if (!bs || !bs->bio_integrity_pool) { ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ >> block/bio-integrity.c:54:2: note: in expansion of macro 'if' if (!bs || !bs->bio_integrity_pool) { ^ >> block/bio-integrity.c:55:24: error: invalid application of 'sizeof' to incomplete type 'struct bio_integrity_payload' bip = kmalloc(sizeof(struct bio_integrity_payload) + ^ In file included from arch/x86/include/asm/string.h:2:0, from include/linux/string.h:17, from include/linux/dynamic_debug.h:111, from include/linux/printk.h:277, from include/linux/kernel.h:13, from include/linux/sched.h:17, from include/linux/blkdev.h:4, from block/bio-integrity.c:23: >> block/bio-integrity.c:66:24: error: dereferencing pointer to incomplete type 'struct bio_integrity_payload' memset(bip, 0, sizeof(*bip)); ^ arch/x86/include/asm/string_32.h:325:52: note: in definition of macro 'memset' #define memset(s, c, count) __builtin_memset(s, c, count) ^ >> block/bio-integrity.c:69:18: error: implicit declaration of function 'bvec_alloc' [-Werror=implicit-function-declaration] bip->bip_vec = bvec_alloc(gfp_mask, nr_vecs, &idx, ^ >> block/bio-integrity.c:73:23: error: implicit declaration of function 'bvec_nr_vecs' [-Werror=implicit-function-declaration] bip->bip_max_vcnt = bvec_nr_vecs(idx); ^ block/bio-integrity.c: In function 'bio_integrity_free': >> block/bio-integrity.c:100:38: error: implicit declaration of function 'bio_integrity' [-Werror=implicit-function-declaration] struct bio_integrity_payload *bip = bio_integrity(bio); ^ >> block/bio-integrity.c:100:38: warning: initialization makes pointer from integer without a cast [-Wint-conversion] In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/uapi/linux/capability.h:16, from include/linux/capability.h:15, from include/linux/sched.h:15, from include/linux/blkdev.h:4, from block/bio-integrity.c:23: >> block/bio-integrity.c:103:23: error: 'BIP_BLOCK_INTEGRITY' undeclared (first use in this function) if (bip->bip_flags & BIP_BLOCK_INTEGRITY) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:103:2: note: in expansion of macro 'if' if (bip->bip_flags & BIP_BLOCK_INTEGRITY) ^ block/bio-integrity.c:108:24: error: 'BIO_POOL_NONE' undeclared (first use in this function) if (bip->bip_slab != BIO_POOL_NONE) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:108:3: note: in expansion of macro 'if' if (bip->bip_slab != BIO_POOL_NONE) ^ >> block/bio-integrity.c:109:4: error: implicit declaration of function 'bvec_free' [-Werror=implicit-function-declaration] bvec_free(bs->bvec_integrity_pool, bip->bip_vec, ^ block/bio-integrity.c: In function 'bio_integrity_add_page': block/bio-integrity.c:133:38: warning: initialization makes pointer from integer without a cast [-Wint-conversion] struct bio_integrity_payload *bip = bio_integrity(bio); ^ block/bio-integrity.c: In function 'bio_integrity_enabled': >> block/bio-integrity.c:163:29: error: implicit declaration of function 'bdev_get_integrity' [-Werror=implicit-function-declaration] struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev); ^ In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/uapi/linux/capability.h:16, from include/linux/capability.h:15, from include/linux/sched.h:15, from include/linux/blkdev.h:4, from block/bio-integrity.c:23: >> block/bio-integrity.c:165:7: error: implicit declaration of function 'bio_is_rw' [-Werror=implicit-function-declaration] if (!bio_is_rw(bio)) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:165:2: note: in expansion of macro 'if' if (!bio_is_rw(bio)) ^ >> block/bio-integrity.c:175:6: error: implicit declaration of function 'bio_data_dir' [-Werror=implicit-function-declaration] if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:175:2: note: in expansion of macro 'if' if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && ^ >> block/bio-integrity.c:175:37: error: dereferencing pointer to incomplete type 'struct blk_integrity' if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:175:2: note: in expansion of macro 'if' if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && ^ >> block/bio-integrity.c:176:19: error: 'BLK_INTEGRITY_VERIFY' undeclared (first use in this function) (bi->flags & BLK_INTEGRITY_VERIFY)) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:175:2: note: in expansion of macro 'if' if (bio_data_dir(bio) == READ && bi->verify_fn != NULL && ^ >> block/bio-integrity.c:180:19: error: 'BLK_INTEGRITY_GENERATE' undeclared (first use in this function) (bi->flags & BLK_INTEGRITY_GENERATE)) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/bio-integrity.c:179:2: note: in expansion of macro 'if' if (bio_data_dir(bio) == WRITE && bi->generate_fn != NULL && ^ block/bio-integrity.c: At top level: >> block/bio-integrity.c:198:10: warning: 'struct blk_integrity' declared inside parameter list unsigned int sectors) ^ >> block/bio-integrity.c:198:10: warning: its scope is only this definition or declaration, which is probably not what you want In file included from include/linux/kernel.h:11:0, from include/linux/sched.h:17, from include/linux/blkdev.h:4, from block/bio-integrity.c:23: block/bio-integrity.c: In function 'bio_integrity_intervals': block/bio-integrity.c:200:29: error: dereferencing pointer to incomplete type 'struct blk_integrity' return sectors >> (ilog2(bi->interval) - 9); ^ include/linux/log2.h:87:23: note: in definition of macro 'ilog2' __builtin_constant_p(n) ? ( \ ^ block/bio-integrity.c: At top level: block/bio-integrity.c:204:13: warning: 'struct blk_integrity' declared inside parameter list unsigned int sectors) ^ block/bio-integrity.c: In function 'bio_integrity_bytes': -- In file included from block/blk.h:5:0, from block/blk-integrity.c:31: >> include/linux/blk-mq.h:61:18: error: field 'kobj' has incomplete type struct kobject kobj; ^ >> include/linux/blk-mq.h:117:2: error: unknown type name 'softirq_done_fn' softirq_done_fn *complete; ^ include/linux/blk-mq.h: In function 'blk_mq_rq_from_pdu': >> include/linux/blk-mq.h:241:22: error: invalid application of 'sizeof' to incomplete type 'struct request' return pdu - sizeof(struct request); ^ include/linux/blk-mq.h: In function 'blk_mq_rq_to_pdu': >> include/linux/blk-mq.h:245:2: error: invalid use of undefined type 'struct request' return rq + 1; ^ In file included from block/blk.h:6:0, from block/blk-integrity.c:31: block/blk-mq.h: At top level: >> block/blk-mq.h:25:18: error: field 'kobj' has incomplete type struct kobject kobj; ^ In file included from include/asm-generic/percpu.h:6:0, from arch/x86/include/asm/percpu.h:551, from arch/x86/include/asm/preempt.h:5, from include/linux/preempt.h:64, from include/linux/spinlock.h:50, from include/linux/seqlock.h:35, from include/linux/time.h:5, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/sched.h:19, from include/linux/blkdev.h:4, from block/blk-integrity.c:23: block/blk-mq.h: In function '__blk_mq_get_ctx': >> block/blk-mq.h:79:22: error: dereferencing pointer to incomplete type 'struct request_queue' return per_cpu_ptr(q->queue_ctx, cpu); ^ include/linux/percpu-defs.h:206:47: note: in definition of macro '__verify_pcpu_ptr' const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \ ^ include/linux/percpu-defs.h:250:47: note: in expansion of macro 'VERIFY_PERCPU_PTR' #define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); }) ^ >> block/blk-mq.h:79:9: note: in expansion of macro 'per_cpu_ptr' return per_cpu_ptr(q->queue_ctx, cpu); ^ In file included from block/blk-integrity.c:31:0: block/blk.h: In function '__blk_get_queue': >> block/blk.h:54:2: error: implicit declaration of function 'kobject_get' [-Werror=implicit-function-declaration] kobject_get(&q->kobj); ^ block/blk.h: At top level: >> block/blk.h:62:3: warning: 'struct request_list' declared inside parameter list gfp_t gfp_mask); ^ >> block/blk.h:62:3: warning: its scope is only this definition or declaration, which is probably not what you want block/blk.h:63:25: warning: 'struct request_list' declared inside parameter list void blk_exit_rl(struct request_list *rl); ^ block/blk.h: In function 'blk_mark_rq_complete': >> block/blk.h:108:48: error: dereferencing pointer to incomplete type 'struct request' return test_and_set_bit(REQ_ATOM_COMPLETE, &rq->atomic_flags); ^ block/blk.h: In function '__elv_next_request': >> block/blk.h:130:9: error: implicit declaration of function 'list_entry_rq' [-Werror=implicit-function-declaration] rq = list_entry_rq(q->queue_head.next); ^ In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/uapi/linux/capability.h:16, from include/linux/capability.h:15, from include/linux/sched.h:15, from include/linux/blkdev.h:4, from block/blk-integrity.c:23: >> block/blk.h:150:6: error: implicit declaration of function 'queue_flush_queueable' [-Werror=implicit-function-declaration] !queue_flush_queueable(q)) { ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ >> block/blk.h:149:3: note: in expansion of macro 'if' if (fq->flush_pending_idx != fq->flush_running_idx && ^ >> block/blk.h:154:16: error: implicit declaration of function 'blk_queue_bypass' [-Werror=implicit-function-declaration] if (unlikely(blk_queue_bypass(q)) || ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/blk.h:154:3: note: in expansion of macro 'if' if (unlikely(blk_queue_bypass(q)) || ^ >> block/blk.h:154:7: note: in expansion of macro 'unlikely' if (unlikely(blk_queue_bypass(q)) || ^ block/blk.h: In function 'elv_activate_rq': >> block/blk.h:164:7: error: dereferencing pointer to incomplete type 'struct elevator_queue' if (e->type->ops.elevator_activate_req_fn) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/blk.h:164:2: note: in expansion of macro 'if' if (e->type->ops.elevator_activate_req_fn) ^ block/blk.h: In function 'elv_deactivate_rq': block/blk.h:172:7: error: dereferencing pointer to incomplete type 'struct elevator_queue' if (e->type->ops.elevator_deactivate_req_fn) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ block/blk.h:172:2: note: in expansion of macro 'if' if (e->type->ops.elevator_deactivate_req_fn) ^ In file included from block/blk-integrity.c:31:0: block/blk.h: In function 'blk_do_io_stat': >> block/blk.h:237:20: error: 'REQ_TYPE_FS' undeclared (first use in this function) (rq->cmd_type == REQ_TYPE_FS); ^ block/blk.h:237:20: note: each undeclared identifier is reported only once for each function it appears in block/blk-integrity.c: In function 'blk_rq_count_integrity_sg': >> block/blk-integrity.c:50:19: error: storage size of 'iter' isn't known struct bvec_iter iter; ^ >> block/blk-integrity.c:53:2: error: implicit declaration of function 'bio_for_each_integrity_vec' [-Werror=implicit-function-declaration] bio_for_each_integrity_vec(iv, bio, iter) { ^ .. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation