The patch below does not apply to the 4.10-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From a7e2c642844cfefd570cb54a8d9fe7b85605311b Mon Sep 17 00:00:00 2001
From: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@xxxxxxxxxxxxx>
Date: Thu, 16 Feb 2017 12:51:16 -0800
Subject: [PATCH] scsi: aacraid: Fix sync fibs time out on controller reset
After controller shutdown, all sync fibs time out due to not knowing
about the switch to INT-x mode
Fixed by replacing aac_src_access_devreg() to aac_set_intx_mode() call.
Cc: stable@xxxxxxxxxxxxxxx
Fixes: 495c021767bd78c998 (aacraid: MSI-x support)
Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@xxxxxxxxxxxxx>
Reviewed-by: David Carroll <David.Carroll@xxxxxxxxxxxxx>
Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index b5a2c87f289b..9281e7295480 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -2639,6 +2639,7 @@ void aac_hba_callback(void *context, struct fib *fibptr);
#define fib_data(fibctx) ((void *)(fibctx)->hw_fib_va->data)
struct aac_dev *aac_init_adapter(struct aac_dev *dev);
void aac_src_access_devreg(struct aac_dev *dev, int mode);
+void aac_set_intx_mode(struct aac_dev *dev);
int aac_get_config_status(struct aac_dev *dev, int commit_flag);
int aac_get_containers(struct aac_dev *dev);
int aac_scsi_cmd(struct scsi_cmnd *cmd);
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 40bfc57b6849..35607005f7e1 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -330,7 +330,7 @@ int aac_send_shutdown(struct aac_dev * dev)
dev->pdev->device == PMC_DEVICE_S8 ||
dev->pdev->device == PMC_DEVICE_S9) &&
dev->msi_enabled)
- aac_src_access_devreg(dev, AAC_ENABLE_INTX);
+ aac_set_intx_mode(dev);
return status;
}
diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c
index c17b0603749c..b23c818adbf6 100644
--- a/drivers/scsi/aacraid/src.c
+++ b/drivers/scsi/aacraid/src.c
@@ -657,7 +657,7 @@ static int aac_srcv_ioremap(struct aac_dev *dev, u32 size)
return 0;
}
-static void aac_set_intx_mode(struct aac_dev *dev)
+void aac_set_intx_mode(struct aac_dev *dev)
{
if (dev->msi_enabled) {
aac_src_access_devreg(dev, AAC_ENABLE_INTX);