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Message-ID: <202601201716.hOYjsAs5-lkp@intel.com>
Date: Tue, 20 Jan 2026 17:43:57 +0800
From: kernel test robot <lkp@...el.com>
To: "Gustavo A. R. Silva" <gustavoars@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
"Gustavo A. R. Silva" <gustavo@...eddedor.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: [gustavoars:testing/wfamnae-next20260119 5/11]
drivers/scsi/aic94xx/aic94xx_task.c:427:7: error: no member named 'smp_task'
in 'struct scb'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/wfamnae-next20260119
head: ea9777b50492237d558d25d0478d9093358465e2
commit: 3f3304f607160e329f4255a3b3a0de8f8021790a [5/11] scsi: libsas/aci94xx: Avoid multiple -Wflex-array-member-not-at-end warnings
config: powerpc-randconfig-001-20260120 (https://download.01.org/0day-ci/archive/20260120/202601201716.hOYjsAs5-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260120/202601201716.hOYjsAs5-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601201716.hOYjsAs5-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
In file included from drivers/scsi/aic94xx/aic94xx_reg.c:10:
In file included from drivers/scsi/aic94xx/aic94xx_reg.h:13:
In file included from drivers/scsi/aic94xx/aic94xx_hwi.h:19:
drivers/scsi/aic94xx/aic94xx_sas.h:323:28: error: field has incomplete type 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
drivers/scsi/aic94xx/aic94xx_sas.h:323:9: note: forward declaration of 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
In file included from drivers/scsi/aic94xx/aic94xx_reg.c:10:
>> drivers/scsi/aic94xx/aic94xx_reg.h:252:37: warning: shift count >= width of type [-Wshift-count-overflow]
252 | asd_write_reg_dword(asd_ha, reg+4, ASD_BUSADDR_HI(dma_handle));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/aic94xx/aic94xx_hwi.h:210:61: note: expanded from macro 'ASD_BUSADDR_HI'
210 | ? ((u32)((__dma_handle) >> 32)) \
| ^ ~~
1 warning and 1 error generated.
--
In file included from drivers/scsi/aic94xx/aic94xx_scb.c:13:
In file included from drivers/scsi/aic94xx/aic94xx_reg.h:13:
In file included from drivers/scsi/aic94xx/aic94xx_hwi.h:19:
drivers/scsi/aic94xx/aic94xx_sas.h:323:28: error: field has incomplete type 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
drivers/scsi/aic94xx/aic94xx_sas.h:323:9: note: forward declaration of 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
In file included from drivers/scsi/aic94xx/aic94xx_scb.c:13:
>> drivers/scsi/aic94xx/aic94xx_reg.h:252:37: warning: shift count >= width of type [-Wshift-count-overflow]
252 | asd_write_reg_dword(asd_ha, reg+4, ASD_BUSADDR_HI(dma_handle));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/aic94xx/aic94xx_hwi.h:210:61: note: expanded from macro 'ASD_BUSADDR_HI'
210 | ? ((u32)((__dma_handle) >> 32)) \
| ^ ~~
drivers/scsi/aic94xx/aic94xx_scb.c:369:39: error: no member named 'escb' in 'struct scb'
369 | struct empty_scb *escb = &ascb->scb->escb;
| ~~~~~~~~~ ^
drivers/scsi/aic94xx/aic94xx_scb.c:631:42: error: no member named 'control_phy' in 'struct scb'
631 | struct control_phy *control_phy = &scb->control_phy;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_scb.c:770:42: error: no member named 'control_phy' in 'struct scb'
770 | struct control_phy *control_phy = &scb->control_phy;
| ~~~ ^
1 warning and 4 errors generated.
--
In file included from drivers/scsi/aic94xx/aic94xx_hwi.c:16:
In file included from drivers/scsi/aic94xx/aic94xx_reg.h:13:
In file included from drivers/scsi/aic94xx/aic94xx_hwi.h:19:
drivers/scsi/aic94xx/aic94xx_sas.h:323:28: error: field has incomplete type 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
drivers/scsi/aic94xx/aic94xx_sas.h:323:9: note: forward declaration of 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
In file included from drivers/scsi/aic94xx/aic94xx_hwi.c:16:
>> drivers/scsi/aic94xx/aic94xx_reg.h:252:37: warning: shift count >= width of type [-Wshift-count-overflow]
252 | asd_write_reg_dword(asd_ha, reg+4, ASD_BUSADDR_HI(dma_handle));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/aic94xx/aic94xx_hwi.h:210:61: note: expanded from macro 'ASD_BUSADDR_HI'
210 | ? ((u32)((__dma_handle) >> 32)) \
| ^ ~~
drivers/scsi/aic94xx/aic94xx_hwi.c:344:40: error: no member named 'escb' in 'struct scb'
344 | struct empty_scb *escb = &ascb->scb->escb;
| ~~~~~~~~~ ^
1 warning and 2 errors generated.
--
In file included from drivers/scsi/aic94xx/aic94xx_task.c:11:
drivers/scsi/aic94xx/aic94xx_sas.h:323:28: error: field has incomplete type 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
drivers/scsi/aic94xx/aic94xx_sas.h:323:9: note: forward declaration of 'struct ssp_command_iu_hdr'
323 | struct ssp_command_iu_hdr ssp_cmd;
| ^
drivers/scsi/aic94xx/aic94xx_task.c:129:33: error: no member named 'ssp_task' in 'struct scb'
129 | le64_to_cpu(ascb->scb->ssp_task.sg_element[0].bus_addr);
| ~~~~~~~~~ ^
include/linux/byteorder/generic.h:87:21: note: expanded from macro 'le64_to_cpu'
87 | #define le64_to_cpu __le64_to_cpu
| ^
include/uapi/linux/byteorder/big_endian.h:33:59: note: expanded from macro '__le64_to_cpu'
33 | #define __le64_to_cpu(x) __swab64((__force __u64)(__le64)(x))
| ^
include/uapi/linux/swab.h:128:54: note: expanded from macro '__swab64'
128 | #define __swab64(x) (__u64)__builtin_bswap64((__u64)(x))
| ^
drivers/scsi/aic94xx/aic94xx_task.c:365:7: error: no member named 'ata_task' in 'struct scb'
365 | scb->ata_task.proto_conn_rate = (1 << 5); /* STP */
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:367:8: error: no member named 'ata_task' in 'struct scb'
367 | scb->ata_task.proto_conn_rate |= dev->linkrate;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:369:7: error: no member named 'ata_task' in 'struct scb'
369 | scb->ata_task.total_xfer_len = cpu_to_le32(task->total_xfer_len);
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:370:7: error: no member named 'ata_task' in 'struct scb'
370 | scb->ata_task.fis = task->ata_task.fis;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:372:8: error: no member named 'ata_task' in 'struct scb'
372 | scb->ata_task.fis.flags |= 0x80; /* C=1: update ATA cmd reg */
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:373:7: error: no member named 'ata_task' in 'struct scb'
373 | scb->ata_task.fis.flags &= 0xF0; /* PM_PORT field shall be 0 */
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:375:15: error: no member named 'ata_task' in 'struct scb'
375 | memcpy(scb->ata_task.atapi_packet, task->ata_task.atapi_packet,
| ~~~ ^
include/linux/fortify-string.h:689:17: note: expanded from macro 'memcpy'
689 | __struct_size(p), __struct_size(q), \
| ^
include/linux/compiler_types.h:523:56: note: expanded from macro '__struct_size'
523 | #define __struct_size(p) __builtin_dynamic_object_size(p, 0)
| ^
include/linux/fortify-string.h:626:27: note: expanded from macro '__fortify_memcpy_chk'
626 | const size_t __p_size = (p_size); \
| ^~~~~~
drivers/scsi/aic94xx/aic94xx_task.c:375:15: error: no member named 'ata_task' in 'struct scb'
375 | memcpy(scb->ata_task.atapi_packet, task->ata_task.atapi_packet,
| ~~~ ^
include/linux/fortify-string.h:690:17: note: expanded from macro 'memcpy'
690 | __member_size(p), __member_size(q), \
| ^
include/linux/compiler_types.h:524:56: note: expanded from macro '__member_size'
524 | #define __member_size(p) __builtin_dynamic_object_size(p, 1)
| ^
include/linux/fortify-string.h:628:33: note: expanded from macro '__fortify_memcpy_chk'
628 | const size_t __p_size_field = (p_size_field); \
| ^~~~~~~~~~~~
drivers/scsi/aic94xx/aic94xx_task.c:375:15: error: no member named 'ata_task' in 'struct scb'
375 | memcpy(scb->ata_task.atapi_packet, task->ata_task.atapi_packet,
| ~~~ ^
include/linux/fortify-string.h:688:47: note: expanded from macro 'memcpy'
688 | #define memcpy(p, q, s) __fortify_memcpy_chk(p, q, s, \
| ^
include/linux/fortify-string.h:643:20: note: expanded from macro '__fortify_memcpy_chk'
643 | __underlying_##op(p, q, __copy_size); \
| ^
drivers/scsi/aic94xx/aic94xx_task.c:377:7: error: no member named 'ata_task' in 'struct scb'
377 | scb->ata_task.sister_scb = cpu_to_le16(0xFFFF);
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:378:7: error: no member named 'ata_task' in 'struct scb'
378 | scb->ata_task.conn_handle = cpu_to_le16(
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:389:8: error: no member named 'ata_task' in 'struct scb'
389 | scb->ata_task.ata_flags = flags;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:391:8: error: no member named 'ata_task' in 'struct scb'
391 | scb->ata_task.retry_count = 0;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:393:8: error: no member named 'ata_task' in 'struct scb'
393 | scb->ata_task.flags = 0;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:398:40: error: no member named 'ata_task' in 'struct scb'
398 | res = asd_map_scatterlist(task, scb->ata_task.sg_element,
| ~~~ ^
>> drivers/scsi/aic94xx/aic94xx_task.c:427:7: error: no member named 'smp_task' in 'struct scb'
427 | scb->smp_task.proto_conn_rate = dev->linkrate;
| ~~~ ^
drivers/scsi/aic94xx/aic94xx_task.c:429:7: error: no member named 'smp_task' in 'struct scb'
429 | scb->smp_task.smp_req.bus_addr =
| ~~~ ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
vim +427 drivers/scsi/aic94xx/aic94xx_task.c
2908d778ab3e24 James Bottomley 2006-08-29 410
2908d778ab3e24 James Bottomley 2006-08-29 411 static int asd_build_smp_ascb(struct asd_ascb *ascb, struct sas_task *task,
3cc27547d6ee2d Al Viro 2006-09-25 412 gfp_t gfp_flags)
2908d778ab3e24 James Bottomley 2006-08-29 413 {
2908d778ab3e24 James Bottomley 2006-08-29 414 struct asd_ha_struct *asd_ha = ascb->ha;
2908d778ab3e24 James Bottomley 2006-08-29 415 struct domain_device *dev = task->dev;
2908d778ab3e24 James Bottomley 2006-08-29 416 struct scb *scb;
2908d778ab3e24 James Bottomley 2006-08-29 417
3a21986f1a5974 Christoph Hellwig 2018-10-11 418 dma_map_sg(&asd_ha->pcidev->dev, &task->smp_task.smp_req, 1,
3a21986f1a5974 Christoph Hellwig 2018-10-11 419 DMA_TO_DEVICE);
3a21986f1a5974 Christoph Hellwig 2018-10-11 420 dma_map_sg(&asd_ha->pcidev->dev, &task->smp_task.smp_resp, 1,
3a21986f1a5974 Christoph Hellwig 2018-10-11 421 DMA_FROM_DEVICE);
2908d778ab3e24 James Bottomley 2006-08-29 422
2908d778ab3e24 James Bottomley 2006-08-29 423 scb = ascb->scb;
2908d778ab3e24 James Bottomley 2006-08-29 424
2908d778ab3e24 James Bottomley 2006-08-29 425 scb->header.opcode = INITIATE_SMP_TASK;
2908d778ab3e24 James Bottomley 2006-08-29 426
2908d778ab3e24 James Bottomley 2006-08-29 @427 scb->smp_task.proto_conn_rate = dev->linkrate;
2908d778ab3e24 James Bottomley 2006-08-29 428
2908d778ab3e24 James Bottomley 2006-08-29 429 scb->smp_task.smp_req.bus_addr =
2908d778ab3e24 James Bottomley 2006-08-29 430 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
2908d778ab3e24 James Bottomley 2006-08-29 431 scb->smp_task.smp_req.size =
2908d778ab3e24 James Bottomley 2006-08-29 432 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
2908d778ab3e24 James Bottomley 2006-08-29 433
2908d778ab3e24 James Bottomley 2006-08-29 434 scb->smp_task.smp_resp.bus_addr =
2908d778ab3e24 James Bottomley 2006-08-29 435 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
2908d778ab3e24 James Bottomley 2006-08-29 436 scb->smp_task.smp_resp.size =
2908d778ab3e24 James Bottomley 2006-08-29 437 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
2908d778ab3e24 James Bottomley 2006-08-29 438
2908d778ab3e24 James Bottomley 2006-08-29 439 scb->smp_task.sister_scb = cpu_to_le16(0xFFFF);
2908d778ab3e24 James Bottomley 2006-08-29 440 scb->smp_task.conn_handle = cpu_to_le16((u16)
2908d778ab3e24 James Bottomley 2006-08-29 441 (unsigned long)dev->lldd_dev);
2908d778ab3e24 James Bottomley 2006-08-29 442
2908d778ab3e24 James Bottomley 2006-08-29 443 ascb->tasklet_complete = asd_task_tasklet_complete;
2908d778ab3e24 James Bottomley 2006-08-29 444
2908d778ab3e24 James Bottomley 2006-08-29 445 return 0;
2908d778ab3e24 James Bottomley 2006-08-29 446 }
2908d778ab3e24 James Bottomley 2006-08-29 447
:::::: The code at line 427 was first introduced by commit
:::::: 2908d778ab3e244900c310974e1fc1c69066e450 [SCSI] aic94xx: new driver
:::::: TO: James Bottomley <James.Bottomley@...elEye.com>
:::::: CC: James Bottomley <jejb@...grave.il.steeleye.com>
--
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https://github.com/intel/lkp-tests/wiki
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