try_to_writeback_inodes_sb — try to start writeback if none underway
bool try_to_writeback_inodes_sb ( | struct super_block * sb, |
enum wb_reason reason); |
struct super_block * sbthe superblock
enum wb_reason reasonreason why some writeback work was initiated
Implement by try_to_writeback_inodes_sb_nr
Returns 1 if writeback was started, 0 if not.