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| author | Mike Christie <michael.christie@oracle.com> | 2021-02-07 05:46:04 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-02-09 04:39:04 +0100 |
| commit | b4046922b3c0740ad50a6e9c59e12f4dc43946d4 (patch) | |
| tree | ebebb574b8725d5147859b3a5848ef46192908c1 /include | |
| parent | scsi: libiscsi: Fix iSCSI host workq destruction (diff) | |
| download | linux-b4046922b3c0740ad50a6e9c59e12f4dc43946d4.tar.xz linux-b4046922b3c0740ad50a6e9c59e12f4dc43946d4.zip | |
scsi: libiscsi: Add helper to calculate max SCSI cmds per session
This patch just breaks out the code that calculates the number of SCSI cmds
that will be used for a SCSI session. It also adds a check that we don't go
over the host's can_queue value.
Link: https://lore.kernel.org/r/20210207044608.27585-6-michael.christie@oracle.com
Reviewed-by: Lee Duncan <lduncan@suse.com>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/scsi/libiscsi.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h index 44a9554aea62..02f966e9358f 100644 --- a/include/scsi/libiscsi.h +++ b/include/scsi/libiscsi.h @@ -395,6 +395,8 @@ extern struct Scsi_Host *iscsi_host_alloc(struct scsi_host_template *sht, extern void iscsi_host_remove(struct Scsi_Host *shost); extern void iscsi_host_free(struct Scsi_Host *shost); extern int iscsi_target_alloc(struct scsi_target *starget); +extern int iscsi_host_get_max_scsi_cmds(struct Scsi_Host *shost, + uint16_t requested_cmds_max); /* * session management |