Tony Krowiak 51d4d98770 s390/vfio_ap: fix handling of error response codes
Some response codes returned from the queue reset function are not being
handled correctly; this patch fixes them:

1. Response code 3, AP queue deconfigured: Deconfiguring an AP adapter
   resets all of its queues, so this is handled by indicating the reset
   verification completed successfully.

2. For all response codes other than 0 (normal reset completion), 2
   (queue reset in progress) and 3 (AP deconfigured), the -EIO error will
   be returned from the vfio_ap_mdev_reset_queue() function. In all cases,
   all fields of the status word other than the response code will be
   set to zero, so it makes no sense to check status bits.

Signed-off-by: Tony Krowiak <akrowiak@linux.ibm.com>
Reviewed-by: Jason J. Herne <jjherne@linux.ibm.com>
Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
Link: https://lore.kernel.org/r/20230118203111.529766-6-akrowiak@linux.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
2023-01-22 18:42:36 +01:00
2022-12-04 01:59:16 +01:00
2022-12-30 17:22:14 +09:00
2022-09-28 09:02:20 +02:00
…
2023-01-08 11:49:43 -06:00
…

Linux kernel
============

There are several guides for kernel developers and users. These guides can
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There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
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