[SCSI] zfcp: Track fabric and channel latencies provided by FCP adapter

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Add the infrastructure to retrieve the fabric and channel latencies
from FSF commands for each SCSI command that has been processed. For
each unit, the sum, min, max and number of requests is tracked.

Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

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Christof Schmitt 2008-05-06 11:00:05 +02:00 • committed by James Bottomley

parent 688864e298

commit c9615858a8

4 changed files with 82 additions and 1 deletions

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8

drivers/s390/scsi/zfcp_aux.c

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20

drivers/s390/scsi/zfcp_def.h

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44

drivers/s390/scsi/zfcp_fsf.c

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11

drivers/s390/scsi/zfcp_fsf.h

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