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| author | Christoph Hellwig <hch@lst.de> | 2018-12-13 16:17:03 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-12-18 23:13:12 -0500 |
| commit | 50c2e9107f176a82e14567b39c5d0f2a208cc82c (patch) | |
| tree | 94cdec8e5724b7fb66f0781bcf6a4360653b097e /drivers/scsi/be2iscsi | |
| parent | 2a3d4eb8e228061c09d5ca8bf39e7f00c2091213 (diff) | |
| download | lwn-50c2e9107f176a82e14567b39c5d0f2a208cc82c.tar.gz lwn-50c2e9107f176a82e14567b39c5d0f2a208cc82c.zip | |
scsi: introduce a max_segment_size host_template parameters
This allows the host driver to indicate the maximum supported
segment size in a nice an easy way, so that the driver doesn't
have to worry about DMA-layer imposed limitations.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/be2iscsi')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index c4108b17d5ab..39f3820572b4 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -214,12 +214,6 @@ static char const *cqe_desc[] = { "CXN_KILLED_IMM_DATA_RCVD" }; -static int beiscsi_slave_configure(struct scsi_device *sdev) -{ - blk_queue_max_segment_size(sdev->request_queue, 65536); - return 0; -} - static int beiscsi_eh_abort(struct scsi_cmnd *sc) { struct iscsi_task *abrt_task = (struct iscsi_task *)sc->SCp.ptr; @@ -393,7 +387,6 @@ static struct scsi_host_template beiscsi_sht = { .proc_name = DRV_NAME, .queuecommand = iscsi_queuecommand, .change_queue_depth = scsi_change_queue_depth, - .slave_configure = beiscsi_slave_configure, .target_alloc = iscsi_target_alloc, .eh_timed_out = iscsi_eh_cmd_timed_out, .eh_abort_handler = beiscsi_eh_abort, @@ -404,6 +397,7 @@ static struct scsi_host_template beiscsi_sht = { .can_queue = BE2_IO_DEPTH, .this_id = -1, .max_sectors = BEISCSI_MAX_SECTORS, + .max_segment_size = 65536, .cmd_per_lun = BEISCSI_CMD_PER_LUN, .vendor_id = SCSI_NL_VID_TYPE_PCI | BE_VENDOR_ID, .track_queue_depth = 1, |