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Petersen" , Christoph Hellwig , Bart Van Assche , Hannes Reinecke , Linux Kernel Mailinglist , Linux SCSI Mailinglist Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 3, 2018 at 2:54 PM, Johannes Thumshirn wrote: > It has been more than one year since we tried to change the default > from legacy to multi queue in SCSI. Back then we had to retract the > change because of performance issues with rotating disks. > > In the meantime there have been a substantial amount of performance > improvements, thus we can re-enable scsi-mq without a significant > performance penalty. > > Signed-off-by: Johannes Thumshirn > --- > drivers/scsi/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig > index 35c909bbf8ba..bd115bab162e 100644 > --- a/drivers/scsi/Kconfig > +++ b/drivers/scsi/Kconfig > @@ -49,6 +49,7 @@ config SCSI_NETLINK > > config SCSI_MQ_DEFAULT > bool "SCSI: use blk-mq I/O path by default" > + default y > depends on SCSI > ---help--- > This option enables the new blk-mq based I/O path for SCSI > -- > 2.16.4 > Reviewed-by: Ming Lei thanks, Ming Lei