On 12/17/2015 08:57 PM, Himanshu Madhani wrote:
From: Quinn Tran <quinn.tran@xxxxxxxxxx>
queue work element to specific process lessen cache miss
Signed-off-by: Quinn Tran <quinn.tran@xxxxxxxxxx>
Signed-off-by: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>
---
drivers/scsi/qla2xxx/qla_isr.c | 2 +-
drivers/scsi/qla2xxx/qla_target.c | 13 ++++++++++++-
drivers/scsi/qla2xxx/tcm_qla2xxx.c | 4 ++--
drivers/target/target_core_transport.c | 5 ++++-
include/target/target_core_base.h | 1 +
5 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index cf0fe8e..3e89122 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -3302,7 +3302,7 @@ static void qla_irq_affinity_notify(struct irq_affinity_notify *notify,
}
}
-void qla_irq_affinity_release(struct kref *ref)
+static void qla_irq_affinity_release(struct kref *ref)
{
struct irq_affinity_notify *notify =
container_of(ref, struct irq_affinity_notify, kref);
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 9a4aed0..d3cd271 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -3982,13 +3982,24 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha,
cmd->cmd_in_wq = 1;
cmd->cmd_flags |= BIT_0;
+ cmd->se_cmd.cpuid = -1;
Please use WORK_CPU_UNBOUND instead of -1. That will allow to convert
the if (cpuid == -1) queue_work() else queue_work_on() constructs into a
single queue_work_on() call.
Bart.
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