On (25/01/22 14:57), Sergey Senozhatsky wrote: > > - for (index = 0; index < num_pages; index++) > - spin_lock_init(&zram->table[index].lock); > + for (index = 0; index < num_ents; index++) > + init_rwsem(&zram->locks[index].lock); Curious if lockdep trick [1] is needed here. [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/kernfs/file.c?id=16b52bbee482