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From: Markus Rathgeb <maggu2810@gmail.com>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>,
	Greg KH <greg@kroah.com>,
	James Bottomley <JBottomley@parallels.com>,
	Jun Itou <itou_jun@infoseek.jp>, Matt <vickm78@hotmail.com>,
	SCSI development list <linux-scsi@vger.kernel.org>,
	USB Storage list <usb-storage@lists.one-eyed-alien.net>,
	USB list <linux-usb@vger.kernel.org>,
	Jens Axboe <axboe@kernel.dk>
Subject: Re: [PATCH] USB: storage: add "no SYNCHRONIZE CACHE" quirk
Date: Mon, 22 Jun 2015 23:32:14 +0200	[thread overview]
Message-ID: <CAOcK=CPhLSG4FKB=KngqTdASWj3VEa=hf-gznYA6O3KfcZ=eNA@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.44L0.1506221615390.1799-100000@iolanthe.rowland.org>

> Please test it now.  I'd like to know if it fixes your problem,
> regardless of how the discussion goes.

Seems to be working, I also attached the kernel log.
The "flush failed" will grow with disc activity (but that was to be expected).

Jun 22 23:24:50 m3800 kernel: usb 1-3: new high-speed USB device
number 6 using xhci_hcd
Jun 22 23:24:51 m3800 kernel: usb 1-3: New USB device found,
idVendor=04cf, idProduct=8818
Jun 22 23:24:51 m3800 kernel: usb 1-3: New USB device strings: Mfr=1,
Product=2, SerialNumber=3
Jun 22 23:24:51 m3800 kernel: usb 1-3: Product: USB Mass Storage Device
Jun 22 23:24:51 m3800 kernel: usb 1-3: Manufacturer: Myson Century, Inc.
Jun 22 23:24:51 m3800 kernel: usb 1-3: SerialNumber: 100
Jun 22 23:24:51 m3800 kernel: usb-storage 1-3:1.0: USB Mass Storage
device detected
Jun 22 23:24:51 m3800 kernel: scsi host6: usb-storage 1-3:1.0
Jun 22 23:24:51 m3800 kernel: usbcore: registered new interface driver
usb-storage
Jun 22 23:24:52 m3800 kernel: scsi 6:0:0:0: Direct-Access     SAMSUNG
MP0804H          UE10 PQ: 0 ANSI: 0 CCS
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: Attached scsi generic sg1 type 0
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: [sdb] 156368016 512-byte
logical blocks: (80.0 GB/74.5 GiB)
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: [sdb] Write Protect is off
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: [sdb] Mode Sense: 00 14 00 00
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: [sdb] Write cache: enabled,
read cache: enabled, doesn't support DPO or FUA
Jun 22 23:24:52 m3800 kernel:  sdb: sdb1 sdb2
Jun 22 23:24:52 m3800 kernel: sd 6:0:0:0: [sdb] Attached SCSI disk
Jun 22 23:24:52 m3800 kernel: BTRFS: device label USB_BILDER devid 1
transid 9 /dev/sdb2
Jun 22 23:24:52 m3800 kernel: BTRFS info (device sdb2): disk space
caching is enabled
Jun 22 23:24:52 m3800 kernel: BTRFS: has skinny extents
Jun 22 23:24:52 m3800 kernel: FAT-fs (sdb1): Volume was not properly
unmounted. Some data may be corrupt. Please run fsck.
Jun 22 23:25:28 m3800 kernel: sdb: flush failed: data integrity problem
Jun 22 23:25:28 m3800 kernel: sdb: flush failed: data integrity problem
Jun 22 23:26:55 m3800 kernel: sdb: flush failed: data integrity problem
Jun 22 23:26:55 m3800 kernel: sdb: flush failed: data integrity problem
--
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  reply	other threads:[~2015-06-22 21:32 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-22 14:55 [PATCH] USB: storage: add "no SYNCHRONIZE CACHE" quirk Alan Stern
2015-06-22 15:43 ` James Bottomley
2015-06-22 17:30   ` Alan Stern
2015-06-22 17:36     ` James Bottomley
     [not found]       ` <1434994588.2237.90.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2015-06-22 17:48         ` Alan Stern
2015-06-22 18:44           ` Markus Rathgeb
     [not found]             ` <CAOcK=COj7=akJUhsg2Pfr5aeh_tC9dEL3rZK1yKuvTN0KyJB1A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-06-22 20:16               ` Alan Stern
2015-06-22 21:32                 ` Markus Rathgeb [this message]
     [not found]           ` <Pine.LNX.4.44L0.1506221340180.1799-100000-IYeN2dnnYyZXsRXLowluHWD2FQJk+8+b@public.gmane.org>
2015-06-22 21:22             ` James Bottomley
     [not found]               ` <1435008177.2237.137.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2015-07-24 15:19                 ` Alan Stern
2015-12-03 18:36               ` Alan Stern
2015-12-15 11:34                 ` Oliver Neukum
     [not found]                   ` <1450179271.17387.19.camel-IBi9RG/b67k@public.gmane.org>
2015-12-15 15:16                     ` Alan Stern
2015-06-23 14:15         ` David Laight
2015-06-26  9:43         ` Stefan Richter
2015-06-26 10:14           ` James Bottomley
2015-06-26 11:05             ` Stefan Richter

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