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mlxsw: spectrum_acl_tcam: Rate limit error message

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[ Upstream commit 5bcf925587e9b5d36420d572a0b4d131c90fb306 ]

In the rare cases when the device resources are exhausted it is likely
that the rehash delayed work will fail. An error message will be printed
whenever this happens which can be overwhelming considering the fact
that the work is per-region and that there can be hundreds of regions.

Fix by rate limiting the error message.

Fixes: e5e7962ee5 ("mlxsw: spectrum_acl: Implement region migration according to hints")
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Tested-by: Alexander Zubkov <green@qrator.net>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/c510763b2ebd25e7990d80183feff91cde593145.1713797103.git.petrm@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ido Schimmel 2024-04-22 17:25:58 +02:00 committed by Greg Kroah-Hartman
parent a429a912d6
commit 3c443a34a0
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
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@ -1480,7 +1480,7 @@ mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion,
ctx, credits);
if (err) {
dev_err(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n");
dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n");
return;
}