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* [PATCH v3 3/3] usb: storage: update usb devices for write cache quirk in quirk list.
@ 2012-06-10  1:30 Namjae Jeon
  0 siblings, 0 replies; 6+ messages in thread
From: Namjae Jeon @ 2012-06-10  1:30 UTC (permalink / raw)
  To: James.Bottomley-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk,
	gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r,
	mdharm-usb-JGfshJpz5UybPZpvUQj5UqxOck334EZe,
	stern-nwvwT67g6+6dFdvTe/nMLpVzexx5G7lz,
	sshtylyov-Igf4POYTYCDQT0dZR+AlfA, bvanassche-HInyCGIudOg
  Cc: linux-usb-u79uwXL29TY76Z2rM5mHXA,
	linux-scsi-u79uwXL29TY76Z2rM5mHXA,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA, Namjae Jeon, Namjae Jeon,
	Pankaj Kumar, Amit Sahrawat

Update information of Seagate Portable HDD and WD My Passport HDD in
quirk list.

Signed-off-by: Namjae Jeon <namjae.jeon-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
Signed-off-by: Pankaj Kumar <pankaj.km-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
Signed-off-by: Amit Sahrawat <a.sahrawat-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
---
 drivers/usb/storage/unusual_devs.h |   24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 1719886..64f0369 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1267,6 +1267,18 @@ UNUSUAL_DEV( 0x0af0, 0xd357, 0x0000, 0x0000,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		0 ),
 
+/* Reported by Namjae Jeon <namjae.jeon-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
+ * Even though write cache is enabled by default,
+ * SCSI driver assume that cache is not enabled
+ * which in turn might lead to the loss of data
+ * since data still will be in cache.
+ * So this entry is needed for assuming that cache is enabled.
+ */
+UNUSUAL_DEV(0x0bc2, 0x2300, 0x0000, 0x9999,
+		"Seagate",
+		"Portable HDD",
+		USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE),
+
 /* Reported by Ben Efros <ben-sBIqA0PYact54TAoqtyWWQ@public.gmane.org> */
 UNUSUAL_DEV( 0x0bc2, 0x3010, 0x0000, 0x0000,
 		"Seagate",
@@ -1468,6 +1480,18 @@ UNUSUAL_DEV(  0x1058, 0x0704, 0x0000, 0x9999,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		US_FL_SANE_SENSE),
 
+/* Reported by Namjae Jeon <namjae.jeon-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
+ * Even though write cache is enabled by default,
+ * SCSI driver assume that cache is not enabled
+ * which in turn might lead to the loss of data
+ * since data still will be in cache.
+ * So this entry is needed for assuming that cache is enabled.
+ */
+UNUSUAL_DEV(0x1058, 0x070a, 0x0000, 0x9999,
+		"Western Digital",
+		"My Passport HDD",
+		USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE),
+
 /* Reported by Fabio Venturi <f.venturi-NTqSPVcvfic@public.gmane.org>
  * The device reports a vendor-specific bDeviceClass.
  */
-- 
1.7.9.5

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^ permalink raw reply related	[flat|nested] 6+ messages in thread
* [PATCH v3 3/3] usb: storage: update usb devices for write cache quirk in quirk list.
@ 2012-06-09 17:41 Namjae Jeon
  2012-06-09 18:44 ` Sergei Shtylyov
  0 siblings, 1 reply; 6+ messages in thread
From: Namjae Jeon @ 2012-06-09 17:41 UTC (permalink / raw)
  To: James.Bottomley, gregkh, mdharm-usb, stern, sshtylyov, bvanassche
  Cc: linux-usb, linux-scsi, linux-kernel, Namjae Jeon, Namjae Jeon,
	Pankaj Kumar, Amit Sahrawat

Update information of Seagate Portable HDD and WD My Passport HDD in
quirk list.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Pankaj Kumar <pankaj.km@samsung.com>
Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com>
---
 drivers/usb/storage/unusual_devs.h |   24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 1719886..64f0369 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1267,6 +1267,18 @@ UNUSUAL_DEV( 0x0af0, 0xd357, 0x0000, 0x0000,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		0 ),
 
+/* Reported by Namjae Jeon <namjae.jeon@samsung.com>
+ * Even though write cache is enabled by default,
+ * SCSI driver assume that cache is not enabled
+ * which in turn might lead loss of data
+ * since data still will be in cache.
+ * So this entry is needed for assuming that cache is enabled.
+ */
+UNUSUAL_DEV(0x0bc2, 0x2300, 0x0000, 0x9999,
+		"Seagate",
+		"Portable HDD",
+		USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE),
+
 /* Reported by Ben Efros <ben@pc-doctor.com> */
 UNUSUAL_DEV( 0x0bc2, 0x3010, 0x0000, 0x0000,
 		"Seagate",
@@ -1468,6 +1480,18 @@ UNUSUAL_DEV(  0x1058, 0x0704, 0x0000, 0x9999,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		US_FL_SANE_SENSE),
 
+/* Reported by Namjae Jeon <namjae.jeon@samsung.com>
+ * Even though write cache is enabled by default,
+ * SCSI driver assume that cache is not enabled
+ * which in turn might lead loss of data
+ * since data still will be in cache.
+ * So this entry is needed for assuming that cache is enabled.
+ */
+UNUSUAL_DEV(0x1058, 0x070a, 0x0000, 0x9999,
+		"Western Digital",
+		"My Passport HDD",
+		USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_WRITE_CACHE),
+
 /* Reported by Fabio Venturi <f.venturi@tdnet.it>
  * The device reports a vendor-specific bDeviceClass.
  */
-- 
1.7.9.5

^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2012-06-11 22:47 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
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2012-06-10  1:30 [PATCH v3 3/3] usb: storage: update usb devices for write cache quirk in quirk list Namjae Jeon
  -- strict thread matches above, loose matches on Subject: below --
2012-06-09 17:41 Namjae Jeon
2012-06-09 18:44 ` Sergei Shtylyov
     [not found]   ` <4FD39998.4020903-Igf4POYTYCDQT0dZR+AlfA@public.gmane.org>
2012-06-10  0:45     ` Namjae Jeon
     [not found]       ` <CAKYAXd9Evpo6jn+_+bnyNeaX9vmPicVp5Xm-12tp_U4=wb6Pgw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-06-11 17:09         ` Sergei Shtylyov
2012-06-11 22:47           ` Namjae Jeon

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