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author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-11-02 15:16:08 -0500 |
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committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-12-07 15:45:58 -0500 |
commit | 66743e061f6f31ac81fb8a1e9edb2ff92ef24df2 (patch) | |
tree | 0547e3a7c75986fbb5eb943f1eeb1652532a46fd /drivers | |
parent | c0f00e279712923cc945604d29a252e52c7838e1 (diff) |
ieee1394: sbp2: remove irritating log message
The queue depth can be read from /sys/bus/scsi/devices/*/queue_depth,
so don't log it. And the hint about speed improvements is misleading,
at least under current kernels. If serialization is switched off, read
performance is typically increased by less than 10%. (I did not test
write performance recently.) On the other hand, serialize_io=0 is not
yet safe due to some implementation issues that are not trivial to fix.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ieee1394/sbp2.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index e5ba55bbd935..becd98d411ec 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c | |||
@@ -2670,8 +2670,6 @@ static int sbp2_module_init(void) | |||
2670 | 2670 | ||
2671 | /* Module load debug option to force one command at a time (serializing I/O) */ | 2671 | /* Module load debug option to force one command at a time (serializing I/O) */ |
2672 | if (serialize_io) { | 2672 | if (serialize_io) { |
2673 | SBP2_INFO("Driver forced to serialize I/O (serialize_io=1)"); | ||
2674 | SBP2_INFO("Try serialize_io=0 for better performance"); | ||
2675 | scsi_driver_template.can_queue = 1; | 2673 | scsi_driver_template.can_queue = 1; |
2676 | scsi_driver_template.cmd_per_lun = 1; | 2674 | scsi_driver_template.cmd_per_lun = 1; |
2677 | } | 2675 | } |