diff options
Diffstat (limited to 'Documentation/filesystems/Locking')
| -rw-r--r-- | Documentation/filesystems/Locking | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking index 3d92049ae71d..4af288e38f13 100644 --- a/Documentation/filesystems/Locking +++ b/Documentation/filesystems/Locking @@ -472,8 +472,6 @@ locking rules: All may block except for ->setlease. No VFS locks held on entry except for ->setlease. -->setlease has the file_list_lock held and must not sleep. - ->llseek() locking has moved from llseek to the individual llseek implementations. If your fs is not using generic_file_llseek, you need to acquire and release the appropriate locks in your ->llseek(). @@ -496,6 +494,10 @@ components. And there are other reasons why the current interface is a mess... ->read on directories probably must go away - we should just enforce -EISDIR in sys_read() and friends. +->setlease operations should call generic_setlease() before or after setting +the lease within the individual filesystem to record the result of the +operation + --------------------------- dquot_operations ------------------------------- prototypes: int (*write_dquot) (struct dquot *); |