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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

fs/buffer.c alloc_page_buffers() -> folio_alloc_buffers()

Type Parameter Key Value
PARAM_VALUE 1 size 0-u32max
PARAM_VALUE 2 gfp 4197440
DATA_SOURCE 1 size $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &mddev->reconfig_mutex

fs/buffer.c create_empty_buffers() -> folio_alloc_buffers()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->mapping->host->i_op->get_offset_ctx 0,2606890545167454208
PARAM_VALUE 0 folio->mapping->host->i_op->readlink 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->empty_dir 0,86,4096-ptr_max
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->get_context 0,706,4096-ptr_max
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->set_context 0,67,4096-ptr_max
PARAM_VALUE 0 folio->mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 folio->mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 folio->mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 2 gfp 4230208
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $0
DATA_SOURCE 1 size $1
STR_LEN 0 folio (-1)-0
STR_LEN 0 folio (-1)-0
NOSPEC 0 folio->mapping->writeback_index
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
UNITS 0 folio unit_page
UNITS 1 size unit_byte
HALF_LOCKED2 &btree->b_sem
HALF_LOCKED2 &ip->i_inode.i_rwsem
HALF_LOCKED2 &ip->i_rw_mutex
HALF_LOCKED2 &sdp->sd_log_flush_lock

fs/buffer.c grow_dev_folio() -> folio_alloc_buffers()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 2 gfp 0,4194304-u32max
CAPPED_DATA 2 gfp 1
DATA_SOURCE 0 folio r __filemap_get_folio
DATA_SOURCE 1 size $3
BIT_INFO 2 gfp 0x400000,0xffffffff
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 size
UNITS 1 size unit_byte
HALF_LOCKED2 &alloc_inode->i_rwsem
HALF_LOCKED2 &dquot->dq_lock
HALF_LOCKED2 &ei->truncate_mutex
HALF_LOCKED2 &info->bfs_lock
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &nilfs->ns_sem
HALF_LOCKED2 &sbi->s_lock