The maximum size was not documented, so do that. Reported-by: Frank Rehwinkel <frankrehwinkel@xxxxxxxxx> Signed-off-by: Dylan Yudaken <dylany@xxxxxxxx> --- man/io_uring_register_buf_ring.3 | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/man/io_uring_register_buf_ring.3 b/man/io_uring_register_buf_ring.3 index f75063fc9f2c..357a3fb39a0c 100644 --- a/man/io_uring_register_buf_ring.3 +++ b/man/io_uring_register_buf_ring.3 @@ -55,7 +55,8 @@ or similar. The size of the ring is the product of and the size of .IR "struct io_uring_buf" . .I ring_entries -is the desired size of the ring, and must be a power-of-2 in size. +is the desired size of the ring, and must be a power-of-2 in size. The maximum size +allowed is 2^15 (32768). .I bgid is the buffer group ID associated with this ring. SQEs that select a buffer has a buffer group associated with them in their base-commit: 13f3fe3af811d8508676dbd1ef552f2b459e1b21 -- 2.30.2