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Message-ID: <202108012057.yeqF9Jou-lkp@intel.com>
Date: Sun, 1 Aug 2021 20:56:13 +0800
From: kernel test robot <lkp@...el.com>
To: Christoph Hellwig <hch@....de>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
"Martin K. Petersen" <martin.petersen@...cle.com>
Subject: [mkp-scsi:for-next 81/99] include/linux/blkdev.h:541:26: error:
field 'bsg_dev' has incomplete type
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
head: 1084514ca9aa5b3fcc485b378b92b632918237f4
commit: 78011042684dfbb50f7060f4623793f7a5c74a01 [81/99] scsi: bsg: Move bsg_scsi_ops to drivers/scsi/
config: arm-davinci_all_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git/commit/?id=78011042684dfbb50f7060f4623793f7a5c74a01
git remote add mkp-scsi https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git
git fetch --no-tags mkp-scsi for-next
git checkout 78011042684dfbb50f7060f4623793f7a5c74a01
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mm/ block/ drivers/scsi/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
Note: the mkp-scsi/for-next HEAD 1084514ca9aa5b3fcc485b378b92b632918237f4 builds fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>):
In file included from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/mm/init.c:9:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
arch/arm/mm/init.c:97:13: warning: no previous prototype for 'setup_dma_zone' [-Wmissing-prototypes]
97 | void __init setup_dma_zone(const struct machine_desc *mdesc)
| ^~~~~~~~~~~~~~
--
In file included from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from arch/arm/include/asm/tlb.h:29,
from arch/arm/mm/mmu.c:24:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
arch/arm/mm/mmu.c:118:13: warning: no previous prototype for 'init_default_cache_policy' [-Wmissing-prototypes]
118 | void __init init_default_cache_policy(unsigned long pmd)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm/mm/mmu.c:1156:13: warning: no previous prototype for 'adjust_lowmem_bounds' [-Wmissing-prototypes]
1156 | void __init adjust_lowmem_bounds(void)
| ^~~~~~~~~~~~~~~~~~~~
arch/arm/mm/mmu.c:1715:13: warning: no previous prototype for 'paging_init' [-Wmissing-prototypes]
1715 | void __init paging_init(const struct machine_desc *mdesc)
| ^~~~~~~~~~~
arch/arm/mm/mmu.c:1748:13: warning: no previous prototype for 'early_mm_init' [-Wmissing-prototypes]
1748 | void __init early_mm_init(const struct machine_desc *mdesc)
| ^~~~~~~~~~~~~
--
In file included from block/bsg.c:8:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
block/bsg.c: In function 'bsg_get_device':
>> block/bsg.c:218:42: error: invalid use of undefined type 'struct bsg_class_device'
218 | bd = __bsg_get_device(iminor(inode), bcd->queue);
| ^~
block/bsg.c:220:33: error: invalid use of undefined type 'struct bsg_class_device'
220 | bd = bsg_add_device(inode, bcd->queue, file);
| ^~
block/bsg.c: At top level:
>> block/bsg.c:334:6: error: redefinition of 'bsg_unregister_queue'
334 | void bsg_unregister_queue(struct request_queue *q)
| ^~~~~~~~~~~~~~~~~~~~
In file included from include/linux/blkdev.h:21,
from block/bsg.c:8:
include/linux/bsg.h:30:20: note: previous definition of 'bsg_unregister_queue' was here
30 | static inline void bsg_unregister_queue(struct request_queue *q)
| ^~~~~~~~~~~~~~~~~~~~
block/bsg.c: In function 'bsg_unregister_queue':
block/bsg.c:338:10: error: invalid use of undefined type 'struct bsg_class_device'
338 | if (!bcd->class_dev)
| ^~
block/bsg.c:342:32: error: invalid use of undefined type 'struct bsg_class_device'
342 | idr_remove(&bsg_minor_idr, bcd->minor);
| ^~
block/bsg.c:345:23: error: invalid use of undefined type 'struct bsg_class_device'
345 | device_unregister(bcd->class_dev);
| ^~
block/bsg.c:346:5: error: invalid use of undefined type 'struct bsg_class_device'
346 | bcd->class_dev = NULL;
| ^~
block/bsg.c: At top level:
block/bsg.c:352:34: warning: 'struct bsg_ops' declared inside parameter list will not be visible outside of this definition or declaration
352 | const char *name, const struct bsg_ops *ops)
| ^~~~~~~
block/bsg.c:351:5: warning: no previous prototype for 'bsg_register_queue' [-Wmissing-prototypes]
351 | int bsg_register_queue(struct request_queue *q, struct device *parent,
| ^~~~~~~~~~~~~~~~~~
block/bsg.c: In function 'bsg_register_queue':
>> block/bsg.c:366:23: error: invalid application of 'sizeof' to incomplete type 'struct bsg_class_device'
366 | memset(bcd, 0, sizeof(*bcd));
| ^
block/bsg.c:379:5: error: invalid use of undefined type 'struct bsg_class_device'
379 | bcd->minor = ret;
| ^~
block/bsg.c:380:5: error: invalid use of undefined type 'struct bsg_class_device'
380 | bcd->queue = q;
| ^~
block/bsg.c:381:5: error: invalid use of undefined type 'struct bsg_class_device'
381 | bcd->ops = ops;
| ^~
In file included from include/linux/genhd.h:14,
from include/linux/blkdev.h:8,
from block/bsg.c:8:
block/bsg.c:382:28: error: invalid use of undefined type 'struct bsg_class_device'
382 | dev = MKDEV(bsg_major, bcd->minor);
| ^~
include/linux/kdev_t.h:12:46: note: in definition of macro 'MKDEV'
12 | #define MKDEV(ma,mi) (((ma) << MINORBITS) | (mi))
| ^~
block/bsg.c:388:5: error: invalid use of undefined type 'struct bsg_class_device'
388 | bcd->class_dev = class_dev;
| ^~
block/bsg.c:391:41: error: invalid use of undefined type 'struct bsg_class_device'
391 | ret = sysfs_create_link(&q->kobj, &bcd->class_dev->kobj, "bsg");
| ^~
block/bsg.c:402:32: error: invalid use of undefined type 'struct bsg_class_device'
402 | idr_remove(&bsg_minor_idr, bcd->minor);
| ^~
--
In file included from include/linux/blk-cgroup.h:23,
from include/linux/writeback.h:14,
from include/linux/memcontrol.h:22,
from include/linux/swap.h:9,
from block/bio.c:6:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
--
In file included from include/scsi/scsi_cmnd.h:6,
from drivers/scsi/scsi_bsg.c:5:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
>> drivers/scsi/scsi_bsg.c:85:21: error: variable 'scsi_bsg_ops' has initializer but incomplete type
85 | static const struct bsg_ops scsi_bsg_ops = {
| ^~~~~~~
drivers/scsi/scsi_bsg.c:86:3: error: 'const struct bsg_ops' has no member named 'check_proto'
86 | .check_proto = scsi_bsg_check_proto,
| ^~~~~~~~~~~
drivers/scsi/scsi_bsg.c:86:18: warning: excess elements in struct initializer
86 | .check_proto = scsi_bsg_check_proto,
| ^~~~~~~~~~~~~~~~~~~~
drivers/scsi/scsi_bsg.c:86:18: note: (near initialization for 'scsi_bsg_ops')
drivers/scsi/scsi_bsg.c:87:3: error: 'const struct bsg_ops' has no member named 'fill_hdr'
87 | .fill_hdr = scsi_bsg_fill_hdr,
| ^~~~~~~~
drivers/scsi/scsi_bsg.c:87:15: warning: excess elements in struct initializer
87 | .fill_hdr = scsi_bsg_fill_hdr,
| ^~~~~~~~~~~~~~~~~
drivers/scsi/scsi_bsg.c:87:15: note: (near initialization for 'scsi_bsg_ops')
drivers/scsi/scsi_bsg.c:88:3: error: 'const struct bsg_ops' has no member named 'complete_rq'
88 | .complete_rq = scsi_bsg_complete_rq,
| ^~~~~~~~~~~
drivers/scsi/scsi_bsg.c:88:18: warning: excess elements in struct initializer
88 | .complete_rq = scsi_bsg_complete_rq,
| ^~~~~~~~~~~~~~~~~~~~
drivers/scsi/scsi_bsg.c:88:18: note: (near initialization for 'scsi_bsg_ops')
drivers/scsi/scsi_bsg.c:89:3: error: 'const struct bsg_ops' has no member named 'free_rq'
89 | .free_rq = scsi_bsg_free_rq,
| ^~~~~~~
drivers/scsi/scsi_bsg.c:89:14: warning: excess elements in struct initializer
89 | .free_rq = scsi_bsg_free_rq,
| ^~~~~~~~~~~~~~~~
drivers/scsi/scsi_bsg.c:89:14: note: (near initialization for 'scsi_bsg_ops')
drivers/scsi/scsi_bsg.c: In function 'scsi_bsg_register_queue':
drivers/scsi/scsi_bsg.c:94:9: error: implicit declaration of function 'bsg_register_queue'; did you mean 'blk_register_queue'? [-Werror=implicit-function-declaration]
94 | return bsg_register_queue(q, parent, dev_name(parent), &scsi_bsg_ops);
| ^~~~~~~~~~~~~~~~~~
| blk_register_queue
drivers/scsi/scsi_bsg.c: At top level:
>> drivers/scsi/scsi_bsg.c:85:29: error: storage size of 'scsi_bsg_ops' isn't known
85 | static const struct bsg_ops scsi_bsg_ops = {
| ^~~~~~~~~~~~
cc1: some warnings being treated as errors
--
In file included from drivers/scsi/scsi_sysfs.c:13:
>> include/linux/blkdev.h:541:26: error: field 'bsg_dev' has incomplete type
541 | struct bsg_class_device bsg_dev;
| ^~~~~~~
drivers/scsi/scsi_sysfs.c:1038:10: fatal error: scsi_devinfo_tbl.c: No such file or directory
1038 | #include "scsi_devinfo_tbl.c"
| ^~~~~~~~~~~~~~~~~~~~
compilation terminated.
vim +/bsg_dev +541 include/linux/blkdev.h
6cc77e9cb08041 Christoph Hellwig 2017-12-21 508
^1da177e4c3f41 Linus Torvalds 2005-04-16 509 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 510 * sg stuff
^1da177e4c3f41 Linus Torvalds 2005-04-16 511 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 512 unsigned int sg_timeout;
^1da177e4c3f41 Linus Torvalds 2005-04-16 513 unsigned int sg_reserved_size;
1946089a109251 Christoph Lameter 2005-06-23 514 int node;
85e0cbbb8a7953 Luis Chamberlain 2020-06-19 515 struct mutex debugfs_mutex;
6c5c934153513d Alexey Dobriyan 2006-09-29 516 #ifdef CONFIG_BLK_DEV_IO_TRACE
c780e86dd48ef6 Jan Kara 2020-02-06 517 struct blk_trace __rcu *blk_trace;
6c5c934153513d Alexey Dobriyan 2006-09-29 518 #endif
^1da177e4c3f41 Linus Torvalds 2005-04-16 519 /*
4913efe456c987 Tejun Heo 2010-09-03 520 * for flush operations
^1da177e4c3f41 Linus Torvalds 2005-04-16 521 */
7c94e1c157a227 Ming Lei 2014-09-25 522 struct blk_flush_queue *fq;
483f4afc421435 Al Viro 2006-03-18 523
6fca6a611c27f1 Christoph Hellwig 2014-05-28 524 struct list_head requeue_list;
6fca6a611c27f1 Christoph Hellwig 2014-05-28 525 spinlock_t requeue_lock;
2849450ad39d2e Mike Snitzer 2016-09-14 526 struct delayed_work requeue_work;
6fca6a611c27f1 Christoph Hellwig 2014-05-28 527
483f4afc421435 Al Viro 2006-03-18 528 struct mutex sysfs_lock;
cecf5d87ff2035 Ming Lei 2019-08-27 529 struct mutex sysfs_dir_lock;
d351af01b93075 FUJITA Tomonori 2007-07-09 530
2f8f1336a48bd5 Ming Lei 2019-04-30 531 /*
2f8f1336a48bd5 Ming Lei 2019-04-30 532 * for reusing dead hctx instance in case of updating
2f8f1336a48bd5 Ming Lei 2019-04-30 533 * nr_hw_queues
2f8f1336a48bd5 Ming Lei 2019-04-30 534 */
2f8f1336a48bd5 Ming Lei 2019-04-30 535 struct list_head unused_hctx_list;
2f8f1336a48bd5 Ming Lei 2019-04-30 536 spinlock_t unused_hctx_lock;
2f8f1336a48bd5 Ming Lei 2019-04-30 537
7996a8b5511a72 Bob Liu 2019-05-21 538 int mq_freeze_depth;
d732580b4eb315 Tejun Heo 2012-03-05 539
78011042684dfb Christoph Hellwig 2021-07-24 540 #if IS_ENABLED(CONFIG_BLK_DEV_BSG_COMMON)
d351af01b93075 FUJITA Tomonori 2007-07-09 @541 struct bsg_class_device bsg_dev;
d351af01b93075 FUJITA Tomonori 2007-07-09 542 #endif
e43473b7f223ec Vivek Goyal 2010-09-15 543
:::::: The code at line 541 was first introduced by commit
:::::: d351af01b9307566135cb0f355ca65d0952c10b5 bsg: bind bsg to request_queue instead of gendisk
:::::: TO: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
:::::: CC: Jens Axboe <jens.axboe@...cle.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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