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From: Edward Srouji <edwards@nvidia.com>
To: Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>,
	"Saeed Mahameed" <saeedm@nvidia.com>,
	Tariq Toukan <tariqt@nvidia.com>, Mark Bloch <mbloch@nvidia.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: <linux-kernel@vger.kernel.org>, <linux-rdma@vger.kernel.org>,
	<netdev@vger.kernel.org>,
	Michael Guralnik <michaelgur@nvidia.com>,
	"Edward Srouji" <edwards@nvidia.com>,
	Yishai Hadas <yishaih@nvidia.com>
Subject: [PATCH rdma-next v4 07/11] net/mlx5: Drop MR cache related code
Date: Thu, 26 Feb 2026 15:52:12 +0200	[thread overview]
Message-ID: <20260226-frmr_pools-v4-7-95360b54f15e@nvidia.com> (raw)
In-Reply-To: <20260226-frmr_pools-v4-0-95360b54f15e@nvidia.com>

From: Michael Guralnik <michaelgur@nvidia.com>

Following mlx5_ib move to using FRMR pools, drop all unused code of MR
cache.

Signed-off-by: Michael Guralnik <michaelgur@nvidia.com>
Reviewed-by: Yishai Hadas <yishaih@nvidia.com>
Signed-off-by: Edward Srouji <edwards@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/main.c | 67 +-------------------------
 include/linux/mlx5/driver.h                    | 11 -----
 2 files changed, 1 insertion(+), 77 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index fdc3ba20912e4fbc53c65825c62e868996eff56d..4b59f3f7c6f0be72fe83f4ce39f98f97840dc963 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -110,74 +110,9 @@ static struct mlx5_profile profile[] = {
 
 	},
 	[2] = {
-		.mask		= MLX5_PROF_MASK_QP_SIZE |
-				  MLX5_PROF_MASK_MR_CACHE,
+		.mask		= MLX5_PROF_MASK_QP_SIZE,
 		.log_max_qp	= LOG_MAX_SUPPORTED_QPS,
 		.num_cmd_caches = MLX5_NUM_COMMAND_CACHES,
-		.mr_cache[0]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[1]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[2]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[3]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[4]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[5]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[6]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[7]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[8]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[9]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[10]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[11]	= {
-			.size	= 500,
-			.limit	= 250
-		},
-		.mr_cache[12]	= {
-			.size	= 64,
-			.limit	= 32
-		},
-		.mr_cache[13]	= {
-			.size	= 32,
-			.limit	= 16
-		},
-		.mr_cache[14]	= {
-			.size	= 16,
-			.limit	= 8
-		},
-		.mr_cache[15]	= {
-			.size	= 8,
-			.limit	= 4
-		},
 	},
 	[3] = {
 		.mask		= MLX5_PROF_MASK_QP_SIZE,
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 04dcd09f7517b226f9a98afd2ed340395093114c..27d64f09683fb7c191c674fca55475d81354f056 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -705,23 +705,12 @@ struct mlx5_st;
 
 enum {
 	MLX5_PROF_MASK_QP_SIZE		= (u64)1 << 0,
-	MLX5_PROF_MASK_MR_CACHE		= (u64)1 << 1,
-};
-
-enum {
-	MKEY_CACHE_LAST_STD_ENTRY = 20,
-	MLX5_IMR_KSM_CACHE_ENTRY,
-	MAX_MKEY_CACHE_ENTRIES
 };
 
 struct mlx5_profile {
 	u64	mask;
 	u8	log_max_qp;
 	u8	num_cmd_caches;
-	struct {
-		int	size;
-		int	limit;
-	} mr_cache[MAX_MKEY_CACHE_ENTRIES];
 };
 
 struct mlx5_hca_cap {

-- 
2.49.0


  parent reply	other threads:[~2026-02-26 13:53 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-26 13:52 [PATCH rdma-next v4 00/11] RDMA/core: Introduce FRMR pools infrastructure Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 01/11] RDMA/mlx5: Move device async_ctx initialization Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 02/11] IB/core: Introduce FRMR pools Edward Srouji
2026-02-26 14:11   ` Leon Romanovsky
2026-02-26 17:39     ` Edward Srouji
2026-02-26 18:28       ` Leon Romanovsky
2026-02-26 13:52 ` [PATCH rdma-next v4 03/11] RDMA/core: Add aging to " Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 04/11] RDMA/core: Add FRMR pools statistics Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 05/11] RDMA/core: Add pinned handles to FRMR pools Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 06/11] RDMA/mlx5: Switch from MR cache " Edward Srouji
2026-02-26 13:52 ` Edward Srouji [this message]
2026-02-26 13:52 ` [PATCH rdma-next v4 08/11] RDMA/nldev: Add command to get " Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 09/11] RDMA/core: Add netlink command to modify FRMR aging Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 10/11] RDMA/nldev: Add command to set pinned FRMR handles Edward Srouji
2026-02-26 13:52 ` [PATCH rdma-next v4 11/11] RDMA/nldev: Expose kernel-internal FRMR pools in netlink Edward Srouji
2026-03-02 13:57 ` [PATCH rdma-next v4 00/11] RDMA/core: Introduce FRMR pools infrastructure Leon Romanovsky

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