On 09/06/2016 05:36 PM, John Garry wrote: > Optimise by saving an avoidable read in the cq > interrupt. > The queue read pointer will only be updated > by software, so don't bother re-reading > what was already written in the previous interrupt. > > Signed-off-by: John Garry <[email protected]> > --- > drivers/scsi/hisi_sas/hisi_sas.h | 1 + > drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 6 ++---- > drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 5 ++--- > 3 files changed, 5 insertions(+), 7 deletions(-) > Reviewed-by: Hannes Reinecke <[email protected]>
Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage [email protected] +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg) -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
