From: Simon Horman <simon.horman@corigine.com>
To: Thinh Tran <thinhtr@linux.vnet.ibm.com>
Cc: kuba@kernel.org, aelior@marvell.com, davem@davemloft.net,
edumazet@google.com, manishc@marvell.com, netdev@vger.kernel.org,
pabeni@redhat.com, skalluru@marvell.com, drc@linux.vnet.ibm.com,
abdhalee@in.ibm.com
Subject: Re: [Patch v3] bnx2x: Fix error recovering in switch configuration
Date: Mon, 24 Jul 2023 13:48:14 +0200 [thread overview]
Message-ID: <ZL5k/kTC6dNKjFo4@corigine.com> (raw)
In-Reply-To: <20230719220200.2485377-1-thinhtr@linux.vnet.ibm.com>
On Wed, Jul 19, 2023 at 10:02:01PM +0000, Thinh Tran wrote:
>
> As the BCM57810 and other I/O adapters are connected
> through a PCIe switch, the bnx2x driver causes unexpected
> system hang/crash while handling PCIe switch errors, if
> its error handler is called after other drivers' handlers.
>
> In this case, after numbers of bnx2x_tx_timout(), the
> bnx2x_nic_unload() is called, frees up resources and
> calls bnx2x_napi_disable(). Then when EEH calls its
> error handler, the bnx2x_io_error_detected() and
> bnx2x_io_slot_reset() also calling bnx2x_napi_disable()
> and freeing the resources.
>
>
> Signed-off-by: Thinh Tran <thinhtr@linux.vnet.ibm.com>
> Reviewed-by: Manish Chopra <manishc@marvell.com>
> Tested-by: Abdul Haleem <abdhalee@in.ibm.com>
> Tested-by: David Christensen <drc@linux.vnet.ibm.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
next prev parent reply other threads:[~2023-07-24 11:48 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-25 20:00 [PATCH] bnx2x: Fix error recovering in switch configuration Thinh Tran
2022-08-27 1:44 ` Jakub Kicinski
2022-08-30 16:15 ` Thinh Tran
2022-09-16 19:51 ` [PATCH v2] " Thinh Tran
2022-09-19 13:53 ` [EXT] " Manish Chopra
2022-09-21 20:11 ` Thinh Tran
2022-09-28 21:33 ` Thinh Tran
2022-10-10 22:01 ` Thinh Tran
2022-10-17 11:14 ` Manish Chopra
2022-10-20 19:12 ` Thinh Tran
2023-07-19 22:02 ` [Patch v3] " Thinh Tran
2023-07-24 11:48 ` Simon Horman [this message]
2023-07-24 22:50 ` Jakub Kicinski
2023-07-27 13:29 ` Thinh Tran
2023-07-28 21:11 ` [PATCH v4] " Thinh Tran
2023-08-01 0:47 ` Jakub Kicinski
2023-08-01 8:30 ` Paolo Abeni
2023-08-07 21:15 ` Thinh Tran
2023-08-07 21:08 ` Thinh Tran
2023-08-07 21:24 ` Jakub Kicinski
2023-08-07 21:35 ` Jakub Kicinski
2023-08-11 20:15 ` [Patch v5 0/4] " Thinh Tran
2023-08-11 20:15 ` [Patch v5 1/4] bnx2x: new the bp->nic_stopped variable for checking NIC status Thinh Tran
2023-08-11 20:15 ` [Patch v5 2/4] bnx2x: factor out common code to bnx2x_stop_nic() Thinh Tran
2023-08-11 22:08 ` Jakub Kicinski
2023-08-11 20:15 ` [Patch v5 3/4] bnx2x: Prevent access to a freed page in page_pool Thinh Tran
2023-08-11 20:15 ` [Patch v5 4/4] bnx2x: prevent excessive debug information during a TX timeout Thinh Tran
2023-08-11 22:09 ` [Patch v5 0/4] bnx2x: Fix error recovering in switch configuration Jakub Kicinski
2023-08-18 13:24 ` Thinh Tran
2023-08-18 16:14 ` [Patch v6 " Thinh Tran
2023-08-18 16:14 ` [Patch v6 1/4] bnx2x: new flag for track HW resource Thinh Tran
2023-08-18 16:14 ` [Patch v6 2/4] bnx2x: factor out common code to bnx2x_stop_nic() Thinh Tran
2023-08-18 16:14 ` [Patch v6 3/4] bnx2x: Prevent access to a freed page in page_pool Thinh Tran
2023-08-18 16:14 ` [Patch v6 4/4] bnx2x: prevent excessive debug information during a TX timeout Thinh Tran
2022-08-30 9:19 ` [EXT] [PATCH] bnx2x: Fix error recovering in switch configuration Manish Chopra
2022-08-30 21:01 ` Thinh Tran
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