diff options
Diffstat (limited to 'Documentation/scsi/ibmmca.txt')
| -rw-r--r-- | Documentation/scsi/ibmmca.txt | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/Documentation/scsi/ibmmca.txt b/Documentation/scsi/ibmmca.txt index 9b9516364ec..35f6b8ed229 100644 --- a/Documentation/scsi/ibmmca.txt +++ b/Documentation/scsi/ibmmca.txt @@ -309,9 +309,9 @@ 2.6 Abort & Reset Commands -------------------------- These are implemented with busy waiting for interrupt to arrive. - ibmmca_reset() and ibmmca_abort() do not work sufficently well - up to now and need still a lot of development work. But, this seems - to be even a problem with other SCSI-low level drivers, too. However, + ibmmca_reset() and ibmmca_abort() do not work sufficiently well + up to now and need still a lot of development work. This seems + to be a problem with other low-level SCSI drivers too, however this should be no excuse. 2.7 Disk Geometry @@ -684,8 +684,8 @@ not like sending commands to non-existing SCSI-devices and will react with a command error as a sign of protest. While this error is not present on IBM SCSI Adapter w/cache, it appears on IBM Integrated SCSI - Adapters. Therefore, I implemented a workarround to forgive those - adapters their protests, but it is marked up in the statisctis, so + Adapters. Therefore, I implemented a workaround to forgive those + adapters their protests, but it is marked up in the statistics, so after a successful boot, you can see in /proc/scsi/ibmmca/<host_number> how often the command errors have been forgiven to the SCSI-subsystem. If the number is bigger than 0, you have a SCSI subsystem of older @@ -778,15 +778,15 @@ not accept this, as they stick quite near to ANSI-SCSI and report a COMMAND_ERROR message which causes the driver to panic. The main problem was located around the INQUIRY command. Now, for all the - mentioned commands, the buffersize, sent to the adapter is at + mentioned commands, the buffersize sent to the adapter is at maximum 255 which seems to be a quite reasonable solution. - TEST_UNIT_READY gets a buffersize of 0 to make sure, that no + TEST_UNIT_READY gets a buffersize of 0 to make sure that no data is transferred in order to avoid any possible command failure. - 2) On unsuccessful TEST_UNIT_READY, the midlevel-driver has to send - a REQUEST_SENSE in order to see, where the problem is located. This + 2) On unsuccessful TEST_UNIT_READY, the mid-level driver has to send + a REQUEST_SENSE in order to see where the problem is located. This REQUEST_SENSE may have various length in its answer-buffer. IBM - SCSI-subsystems report a command failure, if the returned buffersize - is different from the sent buffersize, but this can be supressed by + SCSI-subsystems report a command failure if the returned buffersize + is different from the sent buffersize, but this can be suppressed by a special bit, which is now done and problems seem to be solved. 2) Code adaption to all kernel-releases. Now, the 3.2 code compiles on 2.0.x, 2.1.x, 2.2.x and 2.3.x kernel releases without any code-changes. @@ -1156,7 +1156,7 @@ Guide) what has to be done for reset, we still share the bad shape of the reset functions with all other low level SCSI-drivers. Astonishingly, reset works in most cases quite ok, but the harddisks - won't run in synchonous mode anymore after a reset, until you reboot. + won't run in synchronous mode anymore after a reset, until you reboot. Q: Why does my XXX w/Cache adapter not use read-prefetch? A: Ok, that is not completely possible. If a cache is present, the adapter tries to use it internally. Explicitly, one can use the cache |