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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

fs/f2fs/gc.c check_bg_victims() -> sec_usage_check()

Type Parameter Key Value
PARAM_VALUE 0 sbi 4096-ptr_max
PARAM_VALUE 1 secno 0-64
BUF_SIZE 0 sbi 1-s32max
BUF_SIZE 0 sbi 1-s32max
CAPPED_DATA 1 secno 1
DATA_SOURCE 0 sbi $0
DATA_SOURCE 1 secno r find_next_bit
PARAM_COMPARE 0 sbi->total_sections > $1
PARAM_COMPARE 1 secno < $0->total_sections
RX_PATH
TASK_NOT_RUNNING
UNITS 0 sbi unit_byte
LOCK2 &dirty_i->seglist_lock
LOCK2 &sit_i->sentry_lock
LOCK2 0 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 0 &sbi->pin_sem.internal_rwsem
TYPE_LOCK (struct dirty_seglist_info)->seglist_lock
TYPE_LOCK (struct sit_info)->sentry_lock

fs/f2fs/gc.c f2fs_get_victim() -> sec_usage_check()

Type Parameter Key Value
PARAM_VALUE 0 sbi 4096-ptr_max
BUF_SIZE 0 sbi 1-s32max
BUF_SIZE 0 sbi 1-s32max
DATA_SOURCE 0 sbi $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 sbi unit_byte
LOCK2 &dirty_i->seglist_lock
LOCK2 &sit_i->sentry_lock
LOCK2 0 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 0 &sbi->pin_sem.internal_rwsem
TYPE_LOCK (struct dirty_seglist_info)->seglist_lock
TYPE_LOCK (struct f2fs_rwsem)->internal_rwsem
TYPE_LOCK (struct sit_info)->sentry_lock

fs/f2fs/gc.c f2fs_get_victim() -> sec_usage_check()

Type Parameter Key Value
PARAM_VALUE 0 sbi 4096-ptr_max
BUF_SIZE 0 sbi (-1),1-s32max
BUF_SIZE 0 sbi (-1),1-s32max
DATA_SOURCE 0 sbi $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 sbi unit_byte
LOCK2 &dirty_i->seglist_lock
HALF_LOCKED2 &curseg->curseg_mutex
HALF_LOCKED2 &sit_i->sentry_lock
HALF_LOCKED2 0 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 0 &sbi->cp_rwsem.internal_rwsem
HALF_LOCKED2 0 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 0 &sbi->io_order_lock.internal_rwsem
HALF_LOCKED2 0 &sbi->pin_sem.internal_rwsem
HALF_LOCKED2 0 &sbi->umount_mutex
TYPE_LOCK (struct dirty_seglist_info)->seglist_lock

fs/f2fs/segment.c get_new_segment() -> sec_usage_check()

Type Parameter Key Value
PARAM_VALUE 0 sbi 4096-ptr_max
PARAM_VALUE 0 sbi->cp_global_sem.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->cp_global_sem.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->cp_rwsem.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->cp_rwsem.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->gc_lock.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->gc_lock.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->io_order_lock.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->io_order_lock.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->meta_inode->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2712
PARAM_VALUE 0 sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->node_change.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->node_change.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->node_inode->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2712
PARAM_VALUE 0 sbi->node_write.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->node_write.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->pin_sem.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->pin_sem.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->quota_sem.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->quota_sem.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->sb->s_bdi->wb_switch_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->sb->s_bdi->wb_switch_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 0 sbi->sb_lock.internal_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 sbi->sb_lock.internal_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 sbi->total_sections 1-u32max
PARAM_VALUE 0 *sbi->next_victim_seg 0-4294967295
PARAM_VALUE 1 secno 0-64
BUF_SIZE 0 sbi (-1),1-s32max
BUF_SIZE 0 sbi (-1),1-s32max
CAPPED_DATA 1 secno 1
DATA_SOURCE 0 sbi $0
DATA_SOURCE 1 secno r find_next_zero_bit
PARAM_COMPARE 0 sbi->total_sections > $1
PARAM_COMPARE 1 secno < $0->total_sections
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 0 sbi unit_byte
LOCK2 &free_i->segmap_lock
HALF_LOCKED2 &curseg->curseg_mutex
HALF_LOCKED2 &sit_i->sentry_lock
HALF_LOCKED2 0 &sbi->cp_global_sem.internal_rwsem
HALF_LOCKED2 0 &sbi->cp_rwsem.internal_rwsem
HALF_LOCKED2 0 &sbi->gc_lock.internal_rwsem
HALF_LOCKED2 0 &sbi->io_order_lock.internal_rwsem
HALF_LOCKED2 0 &sbi->pin_sem.internal_rwsem
HALF_LOCKED2 0 &sbi->umount_mutex
TYPE_LOCK (struct free_segmap_info)->segmap_lock