On 13.01.21 г. 13:27 ч., Christoph Hellwig wrote: > Pavel has looked into this before and got stuck on the allocator > workqueue offloads: > > [PATCH v13 0/4] xfs: Remove wrappers for some semaphores I haven't looked into his series but I fail to see how lifting rwsemaphore out of the nested structure can change the behavior ? It just removes a level of indirection. My patches are semantically identical to the original code. <snip>