IB/mlx5: Allocate resources just before first QP/SRQ is created

Previously, all IB dev resources are initialized on driver load. As
they are not always used, move the initialization to the time when
they are needed.

To be more specific, move PD (p0) and CQ (c0) initialization to the
time when the first SRQ is created. and move SRQs(s0 and s1)
initialization to the time first QP is created. To avoid concurrent
creations, two new mutexes are also added.

Signed-off-by: Jianbo Liu <jianbol@nvidia.com>
Link: https://lore.kernel.org/r/98c3e53a8cc0bdfeb6dec6e5bb8b037d78ab00d8.1717409369.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Jianbo Liu 2024-06-03 13:26:39 +03:00 • committed by Leon Romanovsky
commit 5895e70f2e
4 changed files with 118 additions and 43 deletions