diff options
Diffstat (limited to 'Documentation/scsi')
-rw-r--r-- | Documentation/scsi/st.txt | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/scsi/st.txt b/Documentation/scsi/st.txt index f346abbdd6ff..0d5bdb153d3b 100644 --- a/Documentation/scsi/st.txt +++ b/Documentation/scsi/st.txt @@ -506,9 +506,11 @@ user does not request data that far.) DEBUGGING HINTS -To enable debugging messages, edit st.c and #define DEBUG 1. As seen -above, debugging can be switched off with an ioctl if debugging is -compiled into the driver. The debugging output is not voluminous. +Debugging code is now compiled in by default but debugging is turned off +with the kernel module parameter debug_flag defaulting to 0. Debugging +can still be switched on and off with an ioctl. To enable debug at +module load time add debug_flag=1 to the module load options, the +debugging output is not voluminous. If the tape seems to hang, I would be very interested to hear where the driver is waiting. With the command 'ps -l' you can see the state |