From: Ido Schimmel <idosch@mellanox.com>
To: "netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
Jiri Pirko <jiri@mellanox.com>, mlxsw <mlxsw@mellanox.com>,
Ido Schimmel <idosch@mellanox.com>
Subject: [PATCH net-next 04/14] mlxsw: spectrum_acl: Push rehash start/end code into separate functions
Date: Thu, 28 Feb 2019 06:59:19 +0000 [thread overview]
Message-ID: <20190228065850.7471-5-idosch@mellanox.com> (raw)
In-Reply-To: <20190228065850.7471-1-idosch@mellanox.com>
From: Jiri Pirko <jiri@mellanox.com>
In preparations for interrupt/continue of rehash work, put the code at
the beginning/end of the rehash function into separate functions.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
---
.../mellanox/mlxsw/spectrum_acl_tcam.c | 41 +++++++++++++++----
1 file changed, 32 insertions(+), 9 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
index ae1101c17f2c..fa204003bc84 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
@@ -1334,26 +1334,50 @@ mlxsw_sp_acl_tcam_vregion_migrate(struct mlxsw_sp *mlxsw_sp,
}
static int
-mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp,
- struct mlxsw_sp_acl_tcam_vregion *vregion)
+mlxsw_sp_acl_tcam_vregion_rehash_start(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_tcam_vregion *vregion,
+ struct mlxsw_sp_acl_tcam_rehash_ctx *ctx)
{
const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
- struct mlxsw_sp_acl_tcam_rehash_ctx *ctx = &vregion->rehash.ctx;
void *hints_priv;
- int err;
trace_mlxsw_sp_acl_tcam_vregion_rehash(mlxsw_sp, vregion);
if (vregion->failed_rollback)
return -EBUSY;
hints_priv = ops->region_rehash_hints_get(vregion->region->priv);
- if (IS_ERR(hints_priv)) {
- err = PTR_ERR(hints_priv);
+ if (IS_ERR(hints_priv))
+ return PTR_ERR(hints_priv);
+
+ ctx->hints_priv = hints_priv;
+
+ return 0;
+}
+
+static void
+mlxsw_sp_acl_tcam_vregion_rehash_end(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_tcam_vregion *vregion,
+ struct mlxsw_sp_acl_tcam_rehash_ctx *ctx)
+{
+ const struct mlxsw_sp_acl_tcam_ops *ops = mlxsw_sp->acl_tcam_ops;
+
+ ops->region_rehash_hints_put(ctx->hints_priv);
+ ctx->hints_priv = NULL;
+}
+
+static int
+mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_acl_tcam_vregion *vregion)
+{
+ struct mlxsw_sp_acl_tcam_rehash_ctx *ctx = &vregion->rehash.ctx;
+ int err;
+
+ err = mlxsw_sp_acl_tcam_vregion_rehash_start(mlxsw_sp, vregion, ctx);
+ if (err) {
if (err != -EAGAIN)
dev_err(mlxsw_sp->bus_info->dev, "Failed get rehash hints\n");
return err;
}
- ctx->hints_priv = hints_priv;
err = mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion, ctx);
if (err) {
@@ -1365,8 +1389,7 @@ mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp,
}
}
- ops->region_rehash_hints_put(ctx->hints_priv);
- ctx->hints_priv = NULL;
+ mlxsw_sp_acl_tcam_vregion_rehash_end(mlxsw_sp, vregion, ctx);
return err;
}
--
2.20.1
next prev parent reply other threads:[~2019-02-28 6:59 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-28 6:59 [PATCH net-next 00/14] mlxsw: spectrum_acl: Split rehash work into chunks Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 01/14] mlxsw: spectrum_acl: Push rehash dw struct into rehash sub-struct Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 02/14] mlxsw: spectrum_acl: Don't migrate already migrated entry Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 03/14] mlxsw: spectrum_acl: Introduce new rehash context struct and save hint_priv there Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 05/14] mlxsw: spectrum_acl: Push code start/end from mlxsw_sp_acl_tcam_vregion_migrate() Ido Schimmel
2019-02-28 6:59 ` Ido Schimmel [this message]
2019-02-28 6:59 ` [PATCH net-next 06/14] mlxsw: spectrum_acl: assign vregion->region by the newly created region Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 07/14] mlxsw: spectrum_acl: assign vchunk->chunk by the newly created chunk Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 08/14] mlxsw: spectrum_acl: Rename variables in mlxsw_sp_acl_tcam_ventry_migrate() Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 09/14] mlxsw: spectrum_acl: Put this_is_rollback to rehash context struct Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 10/14] mlxsw: spectrum_acl: Put vchunk migrate start/end code into separate functions Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 11/14] mlxsw: spectrum_acl: Do rollback as another call to mlxsw_sp_acl_tcam_vchunk_migrate_all() Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 12/14] mlxsw: spectrum_acl: Allow to interrupt/continue rehash work Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 13/14] mlxsw: spectrum_acl: Remember where to continue rehash migration Ido Schimmel
2019-02-28 6:59 ` [PATCH net-next 14/14] mlxsw: spectrum_acl: Make mlxsw_sp_acl_tcam_vregion_rehash() return void Ido Schimmel
2019-03-02 5:44 ` [PATCH net-next 00/14] mlxsw: spectrum_acl: Split rehash work into chunks David Miller
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