From: Sebastian Ott <sebott@linux.vnet.ibm.com>
To: Saeed Mahameed <saeedm@mellanox.com>
Cc: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, Tariq Toukan <tariqt@mellanox.com>,
Or Gerlitz <ogerlitz@mellanox.com>, Roi Dayan <roid@mellanox.com>
Subject: Re: [PATCH net-next V2 1/7] net/mlx5e: Implement Fragmented Work Queue (WQ)
Date: Wed, 30 Nov 2016 18:26:56 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.20.1611301822410.8710@schleppi> (raw)
In-Reply-To: <1480521583-12755-2-git-send-email-saeedm@mellanox.com>
Hi,
On Wed, 30 Nov 2016, Saeed Mahameed wrote:
> From: Tariq Toukan <tariqt@mellanox.com>
>
> Add new type of struct mlx5_frag_buf which is used to allocate fragmented
> buffers rather than contiguous, and make the Completion Queues (CQs) use
> it as they are big (default of 2MB per CQ in Striding RQ).
>
> This fixes the failures of type:
> "mlx5e_open_locked: mlx5e_open_channels failed, -12"
> due to dma_zalloc_coherent insufficient contiguous coherent memory to
> satisfy the driver's request when the user tries to setup more or larger
> rings.
Thanks for that patch! I can confirm that this fixes the lage allocation
issue.
Regards,
Sebastian
next prev parent reply other threads:[~2016-11-30 17:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-30 15:59 [PATCH net-next V2 0/7] Mellanox 100G mlx5 updates 2016-11-29 Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 1/7] net/mlx5e: Implement Fragmented Work Queue (WQ) Saeed Mahameed
2016-11-30 17:26 ` Sebastian Ott [this message]
2016-11-30 15:59 ` [PATCH net-next V2 2/7] net/mlx5e: Move function mlx5e_create_umr_mkey Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 3/7] net/mlx5e: Create UMR MKey per RQ Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 4/7] net/mlx5e: Remove redundant hashtable lookup in configure flower Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 5/7] net/mlx5e: Correct cleanup order when deleting offloaded TC rules Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 6/7] net/mlx5e: Refactor tc del flow to accept mlx5e_tc_flow instance Saeed Mahameed
2016-11-30 15:59 ` [PATCH net-next V2 7/7] net/mlx5e: Remove flow encap entry in the correct place Saeed Mahameed
2016-12-02 15:47 ` [PATCH net-next V2 0/7] Mellanox 100G mlx5 updates 2016-11-29 David Miller
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