diff options
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/vfs.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index fd24f34f120..6bf85b78cfe 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt | |||
| @@ -317,6 +317,12 @@ or bottom half). | |||
| 317 | the VM is trying to reclaim under GFP_NOFS conditions, hence this | 317 | the VM is trying to reclaim under GFP_NOFS conditions, hence this |
| 318 | method does not need to handle that situation itself. | 318 | method does not need to handle that situation itself. |
| 319 | 319 | ||
| 320 | Implementations must include conditional reschedule calls inside any | ||
| 321 | scanning loop that is done. This allows the VFS to determine | ||
| 322 | appropriate scan batch sizes without having to worry about whether | ||
| 323 | implementations will cause holdoff problems due to large scan batch | ||
| 324 | sizes. | ||
| 325 | |||
| 320 | Whoever sets up the inode is responsible for filling in the "i_op" field. This | 326 | Whoever sets up the inode is responsible for filling in the "i_op" field. This |
| 321 | is a pointer to a "struct inode_operations" which describes the methods that | 327 | is a pointer to a "struct inode_operations" which describes the methods that |
| 322 | can be performed on individual inodes. | 328 | can be performed on individual inodes. |