diff options
| author | Christoph Hellwig <hch@lst.de> | 2024-04-09 16:37:30 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2024-04-11 21:37:48 -0400 |
| commit | 7eaae991c30d46a4ea45aa00f50eba939d7f951b (patch) | |
| tree | 44b01f8352ede1912a18a98efddcca866ca396eb /drivers/scsi/scsi_transport_fc.c | |
| parent | afd53a3d852808bfeb5bc3ae3cd1caa9389bcc94 (diff) | |
scsi: scsi_transport_fc: Add a max_bsg_segments field to struct fc_function_template
ibmvfc only supports a single segment for BSG FC passthrough. Instead of
having it set a queue limits after creating the BSG queues, add a field so
that the FC transport can set it before allocating the queue.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240409143748.980206-6-hch@lst.de
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_transport_fc.c')
| -rw-r--r-- | drivers/scsi/scsi_transport_fc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 0799700b0fca..7d088b8da075 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -4288,6 +4288,7 @@ fc_bsg_hostadd(struct Scsi_Host *shost, struct fc_host_attrs *fc_host) snprintf(bsg_name, sizeof(bsg_name), "fc_host%d", shost->host_no); scsi_init_limits(shost, &lim); + lim.max_segments = min_not_zero(lim.max_segments, i->f->max_bsg_segments); q = bsg_setup_queue(dev, bsg_name, &lim, fc_bsg_dispatch, fc_bsg_job_timeout, i->f->dd_bsg_size); if (IS_ERR(q)) { @@ -4320,6 +4321,7 @@ fc_bsg_rportadd(struct Scsi_Host *shost, struct fc_rport *rport) return -ENOTSUPP; scsi_init_limits(shost, &lim); + lim.max_segments = min_not_zero(lim.max_segments, i->f->max_bsg_segments); q = bsg_setup_queue(dev, dev_name(dev), &lim, fc_bsg_dispatch_prep, fc_bsg_job_timeout, i->f->dd_bsg_size); if (IS_ERR(q)) { |