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authorUma Krishnan <[email protected]>2017-06-21 21:14:43 -0500
committerMartin K. Petersen <[email protected]>2017-06-26 15:01:09 -0400
commita002bf830f5df3e622e32fdbde1756bcbb6aedad (patch)
treed65b122503a84526a3a3a0e2617a93ecbaab7e9f /tools/perf/scripts/python/bin/stackcollapse-record
parentc2c292f45029a6850cd14c7c2fa4fc479b8f74aa (diff)
scsi: cxlflash: Track pending scsi commands in each hardware queue
Currently, there is no book keeping of the pending scsi commands in the cxlflash driver. This lack of tracking in-flight requests is too restrictive and requires a heavy-hammer reset each time an adapter error is encountered. Additionally, it does not allow for commands to be properly retried. In order to avoid this problem and to better handle error path command cleanup, introduce a linked list for each hardware queue that tracks pending commands. Signed-off-by: Uma Krishnan <[email protected]> Acked-by: Matthew R. Ochs <[email protected]> Signed-off-by: Martin K. Petersen <[email protected]>
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