@@ -697,9 +697,10 @@ static void __locks_wake_up_blocks(struct file_lock_core *blocker)
*
* lockd/nfsd need to disconnect the lock while working on it.
*/
-int locks_delete_block(struct file_lock *waiter)
+int locks_delete_block(struct file_lock *waiter_fl)
{
int status = -ENOENT;
+ struct file_lock_core *waiter = &waiter_fl->fl_core;
/*
* If fl_blocker is NULL, it won't be set again as this thread "owns"
@@ -722,21 +723,21 @@ int locks_delete_block(struct file_lock *waiter)
* no new locks can be inserted into its fl_blocked_requests list, and
* can avoid doing anything further if the list is empty.
*/
- if (!smp_load_acquire(&waiter->fl_core.flc_blocker) &&
- list_empty(&waiter->fl_core.flc_blocked_requests))
+ if (!smp_load_acquire(&waiter->flc_blocker) &&
+ list_empty(&waiter->flc_blocked_requests))
return status;
spin_lock(&blocked_lock_lock);
- if (waiter->fl_core.flc_blocker)
+ if (waiter->flc_blocker)
status = 0;
- __locks_wake_up_blocks(&waiter->fl_core);
- __locks_delete_block(&waiter->fl_core);
+ __locks_wake_up_blocks(waiter);
+ __locks_delete_block(waiter);
/*
* The setting of fl_blocker to NULL marks the "done" point in deleting
* a block. Paired with acquire at the top of this function.
*/
- smp_store_release(&waiter->fl_core.flc_blocker, NULL);
+ smp_store_release(&waiter->flc_blocker, NULL);
spin_unlock(&blocked_lock_lock);
return status;
}
Rework the internals of locks_delete_block to use struct file_lock_core (mostly just for clarity's sake). The prototype is not changed. Signed-off-by: Jeff Layton <jlayton@kernel.org> --- fs/locks.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-)