From: Christoph Hellwig <hch@lst.de>
To: Patrisious Haddad <phaddad@nvidia.com>
Cc: Sagi Grimberg <sagi@grimberg.me>, Christoph Hellwig <hch@lst.de>,
Israel Rukshin <israelr@nvidia.com>,
Leon Romanovsky <leonro@nvidia.com>,
Linux-nvme <linux-nvme@lists.infradead.org>,
linux-rdma@vger.kernel.org,
Michael Guralnik <michaelgur@nvidia.com>,
Maor Gottlieb <maorg@nvidia.com>,
Max Gurtovoy <mgurtovoy@nvidia.com>
Subject: Re: [PATCH rdma-next 4/4] nvme-rdma: add more error details when a QP moves to an error state
Date: Wed, 7 Sep 2022 14:02:00 +0200 [thread overview]
Message-ID: <20220907120200.GA12104@lst.de> (raw)
In-Reply-To: <20220907113800.22182-5-phaddad@nvidia.com>
On Wed, Sep 07, 2022 at 02:38:00PM +0300, Patrisious Haddad wrote:
> From: Israel Rukshin <israelr@nvidia.com>
>
> Add debug prints for fatal QP events that are helpful for finding the
> root cause of the errors. The ib_get_qp_err_syndrome is called at
> a work queue since the QP event callback is running on an
> interrupt context that can't sleep.
What an awkward interface. What prevents us from allowing
ib_get_qp_err_syndrome to be called from arbitrary calling contexts,
or even better just delivering the error directly as part of the
event?
next prev parent reply other threads:[~2022-09-07 12:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-07 11:37 [PATCH rdma-next 0/4] Provide more error details when a QP moves to Patrisious Haddad
2022-09-07 11:37 ` [PATCH rdma-next 1/4] net/mlx5: Introduce CQE error syndrome Patrisious Haddad
2022-09-07 11:37 ` [PATCH rdma-next 2/4] RDMA/core: Introduce ib_get_qp_err_syndrome function Patrisious Haddad
2022-09-07 11:37 ` [PATCH rdma-next 3/4] RDMA/mlx5: Implement ib_get_qp_err_syndrome Patrisious Haddad
2022-09-07 11:38 ` [PATCH rdma-next 4/4] nvme-rdma: add more error details when a QP moves to an error state Patrisious Haddad
2022-09-07 12:02 ` Christoph Hellwig [this message]
2022-09-07 12:11 ` Leon Romanovsky
2022-09-07 12:34 ` Sagi Grimberg
2022-09-07 12:51 ` Leon Romanovsky
2022-09-07 15:16 ` Sagi Grimberg
2022-09-07 15:18 ` Christoph Hellwig
2022-09-07 17:39 ` Leon Romanovsky
2022-11-01 9:12 ` Mark Zhang
2022-11-02 1:56 ` Mark Zhang
2022-09-08 7:55 ` Patrisious Haddad
2022-09-07 17:29 ` Leon Romanovsky
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