wb_io_lists_populated

Name:wb_io_lists_populated

Proto:static bool wb_io_lists_populated(struct bdi_writeback *wb)

Type:bool

Parameter:

Type	Parameter	Name
struct bdi_writeback *	wb

88

If wb_has_dirty_io(wb) Then

89

Return false

90

Else

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set_bit - Atomically set a bit in memory*@nr: the bit to set*@addr: the address to start counting from* This is a relaxed atomic operation (no implied memory barriers).* Note that @nr may be almost arbitrarily large; this function is not

92

WARN_ON_ONCE(!urther smoothed write bw, > 0 )

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atomic_long_add(urther smoothed write bw, > 0 , & tot_write_bandwidth)

95

Return true

**Caller**
Name	Describe
inode_io_list_move_locked	de_io_list_move_locked - move an inode onto a bdi_writeback IO list@inode: inode to be moved@wb: target bdi_writeback@head: one of @wb->b_{dirty\|io\|more_io\|dirty_time} Move @inode->i_io_list to @list of @wb and set %WB_has_dirty_io
queue_io	Queue all expired dirty inodes for io, eldest first.* Before* newly dirtied b_dirty b_io b_more_io* =============> gf edc BA* After* newly dirtied b_dirty b_io b_more_io* =============> g fBAedc* \|* +--> dequeue for IO

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