Messages in this thread | | | Date | Tue, 7 Mar 2023 17:33:19 +0100 | From | Simon Horman <> | Subject | Re: [net PATCH v3] octeontx2-af: Unlock contexts in the queue context cache in case of fault detection |
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On Tue, Mar 07, 2023 at 04:19:08PM +0530, Sai Krishna wrote: > From: Suman Ghosh <sumang@marvell.com> > > NDC caches contexts of frequently used queue's (Rx and Tx queues) > contexts. Due to a HW errata when NDC detects fault/poision while > accessing contexts it could go into an illegal state where a cache > line could get locked forever. To makesure all cache lines in NDC > are available for optimum performance upon fault/lockerror/posion > errors scan through all cache lines in NDC and clear the lock bit. > > Fixes: 4a3581cd5995 ("octeontx2-af: NPA AQ instruction enqueue support") > Signed-off-by: Suman Ghosh <sumang@marvell.com> > Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com> > Signed-off-by: Sai Krishna <saikrishnag@marvell.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
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