On 5/14/21 5:06 AM, Pavel Begunkov wrote: > Since recent changes instead of storing a large array of struct > io_mapped_ubuf, we store pointers to them, that is 4 times slimmer and > we should not to so worry about restricting max number of registererd > buffer slots, increase the limit 4 times. Is this going to fall within the max kmalloc size? -- Jens Axboe