p9_client_walk identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/net/9p/client.h, line 290 (as a prototype)

Defined in 1 files as a function:

net/9p/client.c, line 1033 (as a function)

Referenced in 5 files:

Smatch caller information:

fs/9p/fid.c v9fs_fid_lookup_with_uid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	4096-ptr_max
PARAM_VALUE	3	clone	1
RX_PATH
TASK_NOT_RUNNING
LOCK2		&v9ses->rename_sem
HALF_LOCKED2		&dentry->d_inode->i_rwsem
HALF_LOCKED2		&dentry->d_lockref.lock
HALF_LOCKED2		&dentry->d_sb->s_vfs_rename_mutex
TYPE_LOCK		(struct v9fs_session_info)->rename_sem

fs/9p/fid.c v9fs_fid_lookup_with_uid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	1-16
PARAM_VALUE	2	wnames	4096-ptr_max
PARAM_VALUE	3	clone	0-1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
CAPPED_DATA	1	nwname	1
FUZZY_MAX	3	clone	1
HARD_MAX	3	clone	1
RX_PATH
TASK_NOT_RUNNING
LOCK2		&v9ses->rename_sem
HALF_LOCKED2		&dentry->d_inode->i_rwsem
HALF_LOCKED2		&dentry->d_lockref.lock
HALF_LOCKED2		&dentry->d_sb->s_vfs_rename_mutex
TYPE_LOCK		(struct v9fs_session_info)->rename_sem

fs/9p/vfs_inode_dotl.c clone_fid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	0
PARAM_VALUE	2	wnames	0
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	$0

fs/9p/vfs_inode_dotl.c v9fs_vfs_atomic_open_dotl() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->count	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->nr_values	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->offset	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->shift	0-255
PARAM_VALUE	0	oldfid->clnt->trans->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->rq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->sq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	7982476887982804992
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
HALF_LOCKED2		&dentry->d_lockref.lock
HALF_LOCKED2		&dir_inode->i_rwsem

fs/9p/vfs_inode_dotl.c v9fs_vfs_mkdir_dotl() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->count	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->nr_values	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->offset	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->shift	0-255
PARAM_VALUE	0	oldfid->clnt->trans->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->rq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->sq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans_mod	4096-ptr_max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	3695389566593368064
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
CAPPED_DATA	0	oldfid->clnt	1
CAPPED_DATA	0	oldfid->clnt->reqs.idr_base	1
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&dentry->d_lockref.lock

fs/9p/vfs_inode_dotl.c v9fs_vfs_mknod_dotl() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->count	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->nr_values	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->offset	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->shift	0-255
PARAM_VALUE	0	oldfid->clnt->trans->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->rq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->sq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans_mod	4096-ptr_max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	2407499071633690624
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
CAPPED_DATA	0	oldfid->clnt	1
CAPPED_DATA	0	oldfid->clnt->reqs.idr_base	1
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
RX_PATH
TASK_NOT_RUNNING

fs/9p/vfs_inode_dotl.c v9fs_vfs_symlink_dotl() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->count	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->nr_values	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->offset	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->shift	0-255
PARAM_VALUE	0	oldfid->clnt->trans->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->rq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->sq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans_mod	4096-ptr_max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	5186800521300922368
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
CAPPED_DATA	0	oldfid->clnt	1
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
RX_PATH
TASK_NOT_RUNNING

fs/9p/xattr.c clone_fid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	0
PARAM_VALUE	2	wnames	0
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	s32min-(-1),1-s32max
BUF_SIZE	0	oldfid	s32min-(-1),1-s32max
DATA_SOURCE	0	oldfid	$0
STR_LEN	0	oldfid	(-1),23-24
STR_LEN	0	oldfid	(-1),23-24
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	oldfid->clnt->msize

fs/9p/vfs_inode.c clone_fid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	0
PARAM_VALUE	2	wnames	0
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	$0
RX_PATH
TASK_NOT_RUNNING

fs/9p/vfs_inode.c v9fs_create() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt	4096-ptr_max
PARAM_VALUE	0	oldfid->clnt->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->count	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->nr_values	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->offset	0-255
PARAM_VALUE	0	oldfid->clnt->reqs.idr_rt.xa_head->shift	0-255
PARAM_VALUE	0	oldfid->clnt->trans->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->received.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->rq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.dep_map->name	0-255
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner	(-1)
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	oldfid->clnt->trans->send.wait.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	oldfid->clnt->trans->sq_sem.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	6466578357471768576
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
RX_PATH
TASK_NOT_RUNNING

fs/9p/vfs_inode.c v9fs_vfs_lookup() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	1
PARAM_VALUE	2	wnames	6921139577619595264
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	r v9fs_parent_fid
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&dir->i_rwsem

fs/9p/vfs_file.c clone_fid() -> p9_client_walk()

Type	Parameter	Key	Value
PARAM_VALUE	0	oldfid	4096-ptr_max
PARAM_VALUE	1	nwname	0
PARAM_VALUE	2	wnames	0
PARAM_VALUE	3	clone	1
BUF_SIZE	0	oldfid	(-1),88
BUF_SIZE	0	oldfid	(-1),88
DATA_SOURCE	0	oldfid	$0
RX_PATH
TASK_NOT_RUNNING