io_uring: bump max direct descriptor count to 1M
authorJens Axboe <axboe@kernel.dk>
Mon, 9 May 2022 15:11:01 +0000 (09:11 -0600)
committerJens Axboe <axboe@kernel.dk>
Fri, 13 May 2022 12:28:46 +0000 (06:28 -0600)
commit09893e15f1e9910711c152cd126ccfa85581ba83
treed1e536d47db4bd2b9a2dd3a4f0357a59762a736f
parentc30c3e00cbd96f0cce478efba41dbe78dad8c774
io_uring: bump max direct descriptor count to 1M

We currently limit these to 32K, but since we're now backing the table
space with vmalloc when needed, there's no reason why we can't make it
bigger. The total space is limited by RLIMIT_NOFILE as well.

Reviewed-by: Hao Xu <howeyxu@tencent.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c