Messages in this thread | | | Date | Mon, 30 Nov 2020 21:04:16 -0800 (PST) | From | "Martin K. Petersen" <> | Subject | Re: [PATCH] scsi/atari_scsi: Fix race condition between .queuecommand and EH |
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On Fri, 20 Nov 2020 15:39:56 +1100, Finn Thain wrote:
> It is possible that bus_reset_cleanup() or .eh_abort_handler could > be invoked during NCR5380_queuecommand(). If that takes place before > the new command is enqueued and after the ST-DMA "lock" has been > acquired, the ST-DMA "lock" will be released again. This will result > in a lost DMA interrupt and a command timeout. Fix this by excluding > EH and interrupt handlers while the new command is enqueued.
Applied to 5.11/scsi-queue, thanks!
[1/1] scsi: atari_scsi: Fix race condition between .queuecommand and EH https://git.kernel.org/mkp/scsi/c/03fe6a640a05
-- Martin K. Petersen Oracle Linux Engineering
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