ceph_change_snap_realm identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

fs/ceph/snap.c, line 967

Defined in 1 files as a prototype:

fs/ceph/super.h, line 1040 (as a prototype)

Defined in 1 files as a function:

fs/ceph/snap.c, line 977 (as a function)

Referenced in 3 files:

Smatch caller information:

fs/ceph/snap.c ceph_handle_snap() -> ceph_change_snap_realm()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	1	realm	4096-ptr_max
BUF_SIZE	1	realm	(-1),296
BUF_SIZE	1	realm	(-1),296
DATA_SOURCE	0	inode	r ceph_find_inode
PREEMPT_ADD			<- disables preempt
NOCHECK_CALL
LOCK2		&ci->i_ceph_lock
LOCK2		&mdsc->snap_rwsem
TYPE_LOCK		(struct ceph_inode_info)->i_ceph_lock
TYPE_LOCK		(struct ceph_mds_client)->snap_rwsem

fs/ceph/caps.c __ceph_put_cap_refs() -> ceph_change_snap_realm()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_sb	4096-ptr_max
PARAM_VALUE	1	realm	0
BUF_SIZE	0	inode	1160
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ci->i_ceph_lock
TYPE_LOCK		(struct ceph_inode_info)->i_ceph_lock

fs/ceph/caps.c __ceph_remove_cap() -> ceph_change_snap_realm()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_sb	4096-ptr_max
PARAM_VALUE	1	realm	0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ci->i_ceph_lock

fs/ceph/caps.c ceph_add_cap() -> ceph_change_snap_realm()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->bmap	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->direct_IO	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->dirty_folio	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->free_folio	0,87018317492477952,1576041750683152384,3223952723663937536,4787850423793061888
PARAM_VALUE	0	inode->i_data.a_ops->launder_folio	0,122107076755599360,327075084911996928,858079631894568960,7268098942548045824
PARAM_VALUE	0	inode->i_data.a_ops->migrate_folio	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->read_folio	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->readahead	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->release_folio	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->swap_activate	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->swap_rw	0,4986685196838862848,8487923053812363264
PARAM_VALUE	0	inode->i_data.a_ops->write_begin	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->write_end	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.a_ops->writepages	0,4096-ptr_max
PARAM_VALUE	0	inode->i_data.host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	inode->i_op->atomic_open	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->create	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fiemap	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_get	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->fileattr_set	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_inode_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->get_offset_ctx	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->getattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->link	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->listxattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->lookup	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mkdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->mknod	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->permission	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	inode->i_op->rename	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->rmdir	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->set_acl	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->setattr	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->symlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->sync_lazytime	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->tmpfile	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->unlink	0,4096-ptr_max
PARAM_VALUE	0	inode->i_op->update_time	0,4096-ptr_max
PARAM_VALUE	0	inode->i_sb	4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_cop->empty_dir	0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE	0	inode->i_sb->s_cop->get_context	0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE	0	inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	0	inode->i_sb->s_cop->set_context	0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE	0	inode->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	1	realm	4096-ptr_max
BUF_SIZE	0	inode	(-1),1-s32max
BUF_SIZE	0	inode	(-1),1-s32max
BUF_SIZE	0	inode->i_fop	(-1),272
BUF_SIZE	0	inode->i_mapping->a_ops	(-1),152
BUF_SIZE	0	inode->i_op	(-1),256
CAPPED_DATA	1	realm->ino	1
DATA_SOURCE	0	inode	$0
DATA_SOURCE	1	realm	r ceph_lookup_snap_realm
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	inode->__i_nlink	1-u32max
USER_DATA	0	inode->i_blocks	0-18014398509481983,18428729675200069632-u64max
USER_DATA	0	inode->i_bytes	0-511[c]
USER_DATA	0	inode->i_ino	0-u64max
USER_DATA	0	inode->i_mode	0-u16max[c]
USER_DATA	0	inode->i_rdev	0-u32max[c]
USER_DATA	0	inode->i_sb->s_flags	0-u64max[c]
NO_OVERFLOW_SIMPLE	0	inode->i_blkbits
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_size
NO_OVERFLOW_SIMPLE	0	inode->i_sb->s_blocksize
NO_OVERFLOW_SIMPLE	0	inode->i_sb->s_blocksize_bits
NO_OVERFLOW_SIMPLE	0	inode->i_size
HALF_LOCKED2		&ci->i_ceph_lock
HALF_LOCKED2		&mdsc->snap_rwsem
HALF_LOCKED2		&session->s_mutex
HALF_LOCKED2		&session->s_mutex

fs/ceph/inode.c ceph_evict_inode() -> ceph_change_snap_realm()

Type	Parameter	Key	Value
PARAM_VALUE	0	inode	4096-ptr_max
PARAM_VALUE	0	inode->i_data.i_pages.xa_head	0
PARAM_VALUE	0	inode->i_data.nrpages	0
PARAM_VALUE	0	inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	inode->i_lru.next	4096-ptr_max
PARAM_VALUE	0	inode->i_lru.next->prev	4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->host->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	inode->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	inode->i_sb	4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_cop	4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_export_op->encode_fh	0,2,4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_inode_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	inode->i_sb->s_op	4096-ptr_max
PARAM_VALUE	0	inode->i_sb->s_op->evict_inode	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.next	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.next->next	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.next->prev	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.prev	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.prev->next	4096-ptr_max
PARAM_VALUE	0	inode->i_sb_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	inode->i_state.__state	768
PARAM_VALUE	0	inode->i_wb_list.next	4096-ptr_max
PARAM_VALUE	1	realm	0
CAPPED_DATA	0	inode	1
CAPPED_DATA	0	inode->i_io_list.next	1
CAPPED_DATA	0	&inode->i_data	1
DATA_SOURCE	0	inode	$0
PARAM_COMPARE	0	&inode->i_wb_list	== $0->i_wb_list.next
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE	0	inode->i_mapping->host->i_bytes