On 4/7/23 22:05, Mike Christie wrote:
This adds support in sd.c for the block PR read keys and read reservation callouts, so upper layers like LIO can get the PR info that's been setup using the existing pr callouts and return it to initiators. Signed-off-by: Mike Christie <michael.christie@xxxxxxxxxx> Reviewed-by: Chaitanya Kulkarni <kch@xxxxxxxxxx> Reviewed-by: Christoph Hellwig <hch@xxxxxx> --- drivers/scsi/scsi_common.c | 21 +++++++++ drivers/scsi/sd.c | 91 ++++++++++++++++++++++++++++++++++++++ include/scsi/scsi_common.h | 1 + include/scsi/scsi_proto.h | 5 +++ 4 files changed, 118 insertions(+)
Unfortunately this ties our PR abstraction to the SCSI PR model. Let's hope that other protocols like NVMe will map onto that, too. But in the meantime: Reviewed-by: Hannes Reinecke <hare@xxxxxxx> Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@xxxxxxx +49 911 74053 688 SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), Geschäftsführer: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman