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| author | Matthew Wilcox <matthew@wil.cx> | 2006-03-28 11:03:44 -0500 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-04-13 10:13:24 -0500 |
| commit | 3bea15a76eecc03729bf74d6ab2a1f849c08423e (patch) | |
| tree | 674e96482b034ed57222878816f87c63cc5d800f /drivers/scsi/sym53c8xx_2/sym_glue.c | |
| parent | 76789f01768bb4cef706f4c9e7e2f3f4eb8c1431 (diff) | |
| download | lwn-3bea15a76eecc03729bf74d6ab2a1f849c08423e.tar.gz lwn-3bea15a76eecc03729bf74d6ab2a1f849c08423e.zip | |
[SCSI] Disable sym2 driver queueing
Undef SYM_OPT_HANDLE_DEVICE_QUEUEING.
Call sym_put_start_queue instead of sym_start_next_ccbs.
Turn asserts into checks that we can send the command to the adapter,
and return busy from queuecommand if we can't.
Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/sym53c8xx_2/sym_glue.c')
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_glue.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index 052ce11806ad..a27dd66b6613 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -475,8 +475,6 @@ static inline int sym_setup_cdb(struct sym_hcb *np, struct scsi_cmnd *cmd, struc */ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct sym_ccb *cp) { - struct sym_tcb *tp = &np->target[cp->target]; - struct sym_lcb *lp = sym_lp(tp, cp->lun); u32 lastp, goalp; int dir; @@ -557,7 +555,7 @@ int sym_setup_data_and_start(struct sym_hcb *np, struct scsi_cmnd *cmd, struct s /* * activate this job. */ - sym_start_next_ccbs(np, lp, 2); + sym_put_start_queue(np, cp); return 0; out_abort: @@ -871,15 +869,12 @@ static void sym_tune_dev_queuing(struct sym_tcb *tp, int lun, u_short reqtags) if (reqtags > lp->s.scdev_depth) reqtags = lp->s.scdev_depth; - lp->started_limit = reqtags ? reqtags : 2; - lp->started_max = 1; lp->s.reqtags = reqtags; if (reqtags != oldtags) { dev_info(&tp->starget->dev, "tagged command queuing %s, command queue depth %d.\n", - lp->s.reqtags ? "enabled" : "disabled", - lp->started_limit); + lp->s.reqtags ? "enabled" : "disabled", reqtags); } } |