ceph_direct_read_write identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

fs/ceph/file.c, line 1519 (as a function)

Referenced in 1 files:

fs/ceph/file.c
- line 2219
- line 2511

Smatch caller information:

fs/ceph/file.c ceph_read_iter() -> ceph_direct_read_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	iocb	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_flctx->flc_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->cap_wait_list.next->next	8374781174969200640
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->cap_wait_list.next->prev	8374781174969200640
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->caps_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mount_state	s32min-3
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_op->get_acl	0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_op->get_offset_ctx	0,2606890545167454208
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_sb->s_umount.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host->i_sb->s_umount.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_mapping->invalidate_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_mapping->invalidate_lock.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs	1632,1720,2632,2648
PARAM_VALUE	0	iocb->ki_filp->private_data->fmode	s16min-(-1),2-s16max
PARAM_VALUE	1	iter	4096-ptr_max
PARAM_VALUE	2	snapc	0
PARAM_VALUE	3	pcf	0
BUF_SIZE	0	iocb	(-1),48
BUF_SIZE	0	iocb	(-1),48
DATA_SOURCE	0	iocb	$0
DATA_SOURCE	1	iter	$1
BIT_INFO	0	iocb->ki_flags	0x20000,0x7fffffff
NOSPEC	0	iocb->ki_pos
NOSPEC	1	iter->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	iocb->ki_flags	0-s32max[c][u]
USER_DATA	0	iocb->ki_ioprio	0-u16max
USER_DATA	0	iocb->ki_pos	0-13442450941
USER_DATA	1	iter->count	1-1000000000
USER_DATA	1	iter->iov_offset	0-u64max[c]
LOCK2		&inode->i_rwsem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct inode)->i_rwsem

fs/ceph/file.c ceph_write_iter() -> ceph_direct_read_write()

Type	Parameter	Key	Value
PARAM_VALUE	0	iocb	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_flctx->flc_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->list.next	2212933610777083904,2624917664208203776
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->list.prev	2212933610777083904,2624917664208203776
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->cap_wait_list.next->next	8374781174969200640
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->cap_wait_list.next->prev	8374781174969200640
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mdsc->caps_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_sb->s_fs_info->mount_state	s32min-3
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	iocb->ki_filp->f_inode->i_wb->dwork.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	iocb->ki_filp->f_mapping	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->f_mapping->host	4096-ptr_max
PARAM_VALUE	0	iocb->ki_filp->private_data->fmode	s16min-(-1),2-s16max
PARAM_VALUE	0	iocb->ki_pos	s64min-9223372036854775806
PARAM_VALUE	1	iter	4193004275992629248
PARAM_VALUE	1	iter->count	0-18446744073709551614
PARAM_VALUE	2	snapc	0,4096-ptr_max
PARAM_VALUE	3	pcf	7172583871763927040
BUF_SIZE	0	iocb	(-1),48
BUF_SIZE	0	iocb	(-1),48
DATA_SOURCE	0	iocb	$0
BIT_INFO	0	iocb->ki_flags	0x20000,0x7fffffff
NOSPEC	0	iocb->ki_pos
NOSPEC	1	iter->count
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	iocb->ki_filp->f_inode->i_blocks	0-18014398509481984[c]
USER_DATA	0	iocb->ki_flags	0-s32max[c][u]
USER_DATA	0	iocb->ki_ioprio	0-u16max
USER_DATA	0	iocb->ki_pos	s64min-(-2),0-9223372036854775806
USER_DATA	1	iter->count	1-s32max[c]
USER_DATA	1	iter->iov_offset	0-u64max[c]
LOCK2		&inode->i_rwsem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct inode)->i_rwsem