diff options
-rw-r--r-- | drivers/scsi/Kconfig | 11 | ||||
-rw-r--r-- | drivers/scsi/scsi.c | 4 |
2 files changed, 15 insertions, 0 deletions
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 18a3358..71b0877 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -45,6 +45,17 @@ config SCSI_NETLINK default n select NET +config SCSI_MQ_DEFAULT + bool "SCSI: use blk-mq I/O path by default" + depends on SCSI + ---help--- + This option enables the new blk-mq based I/O path for SCSI + devices by default. With the option the scsi_mod.use_blk_mq + module/boot option defaults to Y, without it to N, but it can + still be overriden either way. + + If unsure say N. + config SCSI_PROC_FS bool "legacy /proc/scsi/ support" depends on SCSI && PROC_FS diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 1423cb1..79c77b4 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -1367,7 +1367,11 @@ MODULE_LICENSE("GPL"); module_param(scsi_logging_level, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(scsi_logging_level, "a bit mask of logging levels"); +#ifdef CONFIG_SCSI_MQ_DEFAULT +bool scsi_use_blk_mq = true; +#else bool scsi_use_blk_mq = false; +#endif module_param_named(use_blk_mq, scsi_use_blk_mq, bool, S_IWUSR | S_IRUGO); static int __init init_scsi(void) |