summaryrefslogtreecommitdiff
path: root/Documentation/scsi/st.txt
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-18 22:25:31 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-18 22:25:31 +0400
commit2cca775baecbfede2fec20c99add709232311fe7 (patch)
treeb0eefe80881d263ba7976174144ae4e9cf238425 /Documentation/scsi/st.txt
parenteddeb0e2d863e3941d8768e70cb50c6120e61fa0 (diff)
parent94795b61e84994a3b058f92d041d1fb3d869c7d5 (diff)
downloadlinux-2cca775baecbfede2fec20c99add709232311fe7.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (137 commits) [SCSI] iscsi: bidi support for iscsi_tcp [SCSI] iscsi: bidi support at the generic libiscsi level [SCSI] iscsi: extended cdb support [SCSI] zfcp: Fix error handling for blocked unit for send FCP command [SCSI] zfcp: Remove zfcp_erp_wait from slave destory handler to fix deadlock [SCSI] zfcp: fix 31 bit compile warnings [SCSI] bsg: no need to set BSG_F_BLOCK bit in bsg_complete_all_commands [SCSI] bsg: remove minor in struct bsg_device [SCSI] bsg: use better helper list functions [SCSI] bsg: replace kobject_get with blk_get_queue [SCSI] bsg: takes a ref to struct device in fops->open [SCSI] qla1280: remove version check [SCSI] libsas: fix endianness bug in sas_ata [SCSI] zfcp: fix compiler warning caused by poking inside new semaphore (linux-next) [SCSI] aacraid: Do not describe check_reset parameter with its value [SCSI] aacraid: Fix down_interruptible() to check the return value [SCSI] sun3_scsi_vme: add MODULE_LICENSE [SCSI] st: rename flush_write_buffer() [SCSI] tgt: use KMEM_CACHE macro [SCSI] initio: fix big endian problems for auto request sense ...
Diffstat (limited to 'Documentation/scsi/st.txt')
-rw-r--r--Documentation/scsi/st.txt12
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/scsi/st.txt b/Documentation/scsi/st.txt
index b7be95b5bd24..40752602c050 100644
--- a/Documentation/scsi/st.txt
+++ b/Documentation/scsi/st.txt
@@ -2,7 +2,7 @@ This file contains brief information about the SCSI tape driver.
The driver is currently maintained by Kai Mäkisara (email
Kai.Makisara@kolumbus.fi)
-Last modified: Mon Mar 7 21:14:44 2005 by kai.makisara
+Last modified: Sun Feb 24 21:59:07 2008 by kai.makisara
BASICS
@@ -133,6 +133,11 @@ the defaults set by the user. The value -1 means the default is not set. The
file 'dev' contains the device numbers corresponding to this device. The links
'device' and 'driver' point to the SCSI device and driver entries.
+Each directory also contains the entry 'options' which shows the currently
+enabled driver and mode options. The value in the file is a bit mask where the
+bit definitions are the same as those used with MTSETDRVBUFFER in setting the
+options.
+
A link named 'tape' is made from the SCSI device directory to the class
directory corresponding to the mode 0 auto-rewind device (e.g., st0).
@@ -372,6 +377,11 @@ MTSETDRVBUFFER
MT_ST_SYSV sets the SYSV semantics (mode)
MT_ST_NOWAIT enables immediate mode (i.e., don't wait for
the command to finish) for some commands (e.g., rewind)
+ MT_ST_SILI enables setting the SILI bit in SCSI commands when
+ reading in variable block mode to enhance performance when
+ reading blocks shorter than the byte count; set this only
+ if you are sure that the drive supports SILI and the HBA
+ correctly returns transfer residuals
MT_ST_DEBUGGING debugging (global; debugging must be
compiled into the driver)
MT_ST_SETBOOLEANS