[android-common:android16-6.12 141/141] include/linux/blkdev.h:1699:17: error: field 'req_list' has incomplete type

[android-common:android16-6.12 141/141] include/linux/blkdev.h:1699:17: error: field 'req_list' has incomplete type

[kernel test robot]

tree:   https://android.googlesource.com/kernel/common android16-6.12
head:   0690b3438b4acb24f7ecfd946cf9a9ac5954ef20
commit: 24f685a927c5a41df01d66069493bee40a5fb60e [141/141] UPSTREAM: block: add a rq_list type
config: arm-randconfig-002-20250517 (https://download.01.org/0day-ci/archive/20250517/202505170131.7Sur58SY-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250517/202505170131.7Sur58SY-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/202505170131.7Sur58SY-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from kernel/sched/core.c:41:
>> include/linux/blkdev.h:1699:17: error: field 'req_list' has incomplete type
     struct rq_list req_list;
                    ^~~~~~~~
   kernel/sched/core.c:4005:21: warning: no previous prototype for 'find_exec_ctx' [-Wmissing-prototypes]
    struct task_struct *find_exec_ctx(struct rq *rq, struct task_struct *p)
                        ^~~~~~~~~~~~~
   kernel/sched/core.c:4098:6: warning: no previous prototype for 'move_queued_task_locked' [-Wmissing-prototypes]
    void move_queued_task_locked(struct rq *src_rq, struct rq *dst_rq, struct task_struct *task)
         ^~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for USB_PHY
   Depends on [n]: USB_SUPPORT [=n]
   Selected by [y]:
   - GKI_HIDDEN_USB_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for WEXT_PROC
   Depends on [n]: NET [=n] && WIRELESS [=n] && PROC_FS [=n] && WEXT_CORE [=y]
   Selected by [y]:
   - GKI_LEGACY_WEXT_ALLCONFIG [=y]
   WARNING: unmet direct dependencies detected for DIMLIB
   Depends on [n]: NET [=n]
   Selected by [y]:
   - GKI_HIDDEN_VIRTUAL_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for PAGE_POOL
   Depends on [n]: NET [=n]
   Selected by [y]:
   - GKI_HIDDEN_NET_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for WEXT_PRIV
   Depends on [n]: NET [=n] && WIRELESS [=n]
   Selected by [y]:
   - GKI_LEGACY_WEXT_ALLCONFIG [=y]
   WARNING: unmet direct dependencies detected for NET_PTP_CLASSIFY
   Depends on [n]: NET [=n]
   Selected by [y]:
   - GKI_HIDDEN_NET_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for PHYLINK
   Depends on [n]: NETDEVICES [=n]
   Selected by [y]:
   - GKI_HIDDEN_ETHERNET_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for BALLOON_COMPACTION
   Depends on [n]: COMPACTION [=n] && MEMORY_BALLOON [=y]
   Selected by [y]:
   - GKI_HIDDEN_MM_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for DRM_MIPI_DSI
   Depends on [n]: HAS_IOMEM [=y] && DRM [=n]
   Selected by [y]:
   - GKI_HIDDEN_DRM_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for WIRELESS_EXT
   Depends on [n]: NET [=n] && WIRELESS [=n]
   Selected by [y]:
   - GKI_LEGACY_WEXT_ALLCONFIG [=y]
   WARNING: unmet direct dependencies detected for WEXT_CORE
   Depends on [n]: NET [=n] && WIRELESS [=n] && (CFG80211_WEXT [=n] || WIRELESS_EXT [=y])
   Selected by [y]:
   - GKI_LEGACY_WEXT_ALLCONFIG [=y]
   WARNING: unmet direct dependencies detected for CAN_RX_OFFLOAD
   Depends on [n]: NETDEVICES [=n] && CAN_DEV [=n] && CAN_NETLINK [=n]
   Selected by [y]:
   - GKI_HIDDEN_MCP251XFD_CONFIGS [=y]
   WARNING: unmet direct dependencies detected for WEXT_SPY
   Depends on [n]: NET [=n] && WIRELESS [=n]
   Selected by [y]:
   - GKI_LEGACY_WEXT_ALLCONFIG [=y]
   WARNING: unmet direct dependencies detected for NET_DEVLINK
   Depends on [n]: NET [=n]
   Selected by [y]:
   - GKI_HIDDEN_NET_CONFIGS [=y]


vim +/req_list +1699 include/linux/blkdev.h

  1697	
  1698	struct io_comp_batch {
> 1699		struct rq_list req_list;
  1700		bool need_ts;
  1701		void (*complete)(struct io_comp_batch *);
  1702	};
  1703	

-- 
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https://github.com/intel/lkp-tests/wiki