git: a023d986e462 - stable/13 - mlx5ib(4): Mark driver knows net epoch

From: Zhenlei Huang <zlei_at_FreeBSD.org>
Date: Fri, 21 Apr 2023 10:11:29 UTC
The branch stable/13 has been updated by zlei:

URL: https://cgit.FreeBSD.org/src/commit/?id=a023d986e462ff12d2316842ceb8a5bddddb3b93

commit a023d986e462ff12d2316842ceb8a5bddddb3b93
Author:     Zhenlei Huang <zlei@FreeBSD.org>
AuthorDate: 2023-04-05 16:06:15 +0000
Commit:     Zhenlei Huang <zlei@FreeBSD.org>
CommitDate: 2023-04-21 10:10:11 +0000

    mlx5ib(4): Mark driver knows net epoch
    
    This driver has already been EPOCH(9) aware since e48813009c6a.
    
    Reviewed by:    hselasky
    Tested by:      hselasky
    MFC after:      2 weeks
    Differential Revision:  https://reviews.freebsd.org/D39406
    
    (cherry picked from commit da4068c4e1a090915a1a763c0d9fa5dc5b80842c)
---
 sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c b/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c
index 1d4842160d4a..b509bc9982fc 100644
--- a/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c
+++ b/sys/dev/mlx5/mlx5_ib/mlx5_ib_main.c
@@ -680,7 +680,8 @@ static int mlx5_ib_query_device(struct ib_device *ibdev,
 	props->device_cap_flags    = IB_DEVICE_CHANGE_PHY_PORT |
 		IB_DEVICE_PORT_ACTIVE_EVENT		|
 		IB_DEVICE_SYS_IMAGE_GUID		|
-		IB_DEVICE_RC_RNR_NAK_GEN;
+		IB_DEVICE_RC_RNR_NAK_GEN		|
+		IB_DEVICE_KNOWSEPOCH;
 
 	if (MLX5_CAP_GEN(mdev, pkv))
 		props->device_cap_flags |= IB_DEVICE_BAD_PKEY_CNTR;