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* [PATCH] cnic: Shutdown iSCSI ring during uio_close.
@ 2009-09-22  1:39 Michael Chan
  2009-09-22 22:09 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Michael Chan @ 2009-09-22  1:39 UTC (permalink / raw)
  To: davem; +Cc: netdev, michaelc, Michael Chan, Benjamin Li

The iSCSI ring should be shutdown during uio_close instead of uio_open
for proper operations.  This fixes the problem of the ring getting
stuck intermittently.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
---
 drivers/net/cnic.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index d45eacb..211c8e9 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -85,8 +85,6 @@ static int cnic_uio_open(struct uio_info *uinfo, struct inode *inode)
 
 	cp->uio_dev = iminor(inode);
 
-	cnic_shutdown_bnx2_rx_ring(dev);
-
 	cnic_init_bnx2_tx_ring(dev);
 	cnic_init_bnx2_rx_ring(dev);
 
@@ -98,6 +96,8 @@ static int cnic_uio_close(struct uio_info *uinfo, struct inode *inode)
 	struct cnic_dev *dev = uinfo->priv;
 	struct cnic_local *cp = dev->cnic_priv;
 
+	cnic_shutdown_bnx2_rx_ring(dev);
+
 	cp->uio_dev = -1;
 	return 0;
 }
-- 
1.6.4.GIT



^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] cnic: Shutdown iSCSI ring during uio_close.
  2009-09-22  1:39 [PATCH] cnic: Shutdown iSCSI ring during uio_close Michael Chan
@ 2009-09-22 22:09 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2009-09-22 22:09 UTC (permalink / raw)
  To: mchan; +Cc: netdev, michaelc, benli

From: "Michael Chan" <mchan@broadcom.com>
Date: Mon, 21 Sep 2009 18:39:37 -0700

> The iSCSI ring should be shutdown during uio_close instead of uio_open
> for proper operations.  This fixes the problem of the ring getting
> stuck intermittently.
> 
> Signed-off-by: Michael Chan <mchan@broadcom.com>
> Signed-off-by: Benjamin Li <benli@broadcom.com>

Applied.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2009-09-22 22:09 ` David Miller

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