From: Robert Love Date: Wed, 14 Jan 2009 19:14:32 +0000 (-0800) Subject: [SCSI] Improve SCSI_LOGGING Kconfig entry X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=5ef074161b5bcd84acfe19f0ecd72b74765d8770;p=deliverable%2Flinux.git [SCSI] Improve SCSI_LOGGING Kconfig entry The Kconfig entry for SCSI_LOGGING refers the reader to drivers/scsi/scsi.c, but I didn't find any useful information there. There is certainly logging code in that file, but the logging types and logging levels are described in drivers/scsi/scsi_logging.h. Also, the procfs file referred to in the section is incorrect. It should be /proc/sys/dev/scsi/logging_level and not /proc/scsi/scsi. Signed-off-by: Robert Love Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 898c2b59592b..601c2a8ec242 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -224,14 +224,15 @@ config SCSI_LOGGING can enable logging by saying Y to "/proc file system support" and "Sysctl support" below and executing the command - echo "scsi log token [level]" > /proc/scsi/scsi + echo > /proc/sys/dev/scsi/logging_level - at boot time after the /proc file system has been mounted. + where is a four byte value representing the logging type + and logging level for each type of logging selected. - There are a number of things that can be used for 'token' (you can - find them in the source: ), and this - allows you to select the types of information you want, and the - level allows you to select the level of verbosity. + There are a number of logging types and you can find them in the + source at . The logging levels + are also described in that file and they determine the verbosity of + the logging for each logging type. If you say N here, it may be harder to track down some types of SCSI problems. If you say Y here your kernel will be somewhat larger, but