Name
writeback_inodes_sb_if_idle — 
     start writeback if none underway
 
Synopsis
| int fsfuncwriteback_inodes_sb_if_idle ( | struct super_block * sb, | 
|  | enum wb_reason reason ); | 
 
Arguments
- sb
- 
     the superblock
     
- reason
- 
     reason why some writeback work was initiated
     
Description
   Invoke writeback_inodes_sb if no writeback is currently underway.
   Returns 1 if writeback was started, 0 if not.