Re: [Stgt-devel] Performance of SCST versus STGT

2008-01-23 Thread Robin Humble
On Tue, Jan 22, 2008 at 01:32:08PM +0100, Bart Van Assche wrote: >On Jan 22, 2008 12:33 PM, Vladislav Bolkhovitin <[EMAIL PROTECTED]> wrote: >> What are the new SRPT/iSER numbers? >You can find the new performance numbers below. These are all numbers for >reading from the remote buffer cache, no ac

Re: [linux-usb-devel] [PATCH] [2.6.23.13] udev hangs USB-storage (HP r707 camera)

2008-01-23 Thread Phil Dibowitz
Grant Grundler wrote: > On Tue, Jan 22, 2008 at 11:55:56PM -0700, Grant Grundler wrote: > ... >>> http://www.phildev.net/linux/usb-unusualdevs-notes.html >> In general, a very helpful document! Thanks! > ... > > I read the rest of the document and explains exactly my confusion. > Can you please

Re: [BUG] The kernel thread for md RAID1 could cause a md RAID1 array deadlock

2008-01-23 Thread Neil Brown
On Tuesday January 15, [EMAIL PROTECTED] wrote: > > This message describes the details about md-RAID1 issue found by > testing the md RAID1 using the SCSI fault injection framework. > > Abstract: > Both the error handler for md RAID1 and write access request to the md RAID1 > use raid1d kernel th

[PATCH 9/9] scsi_dh: add scsi device handler to dm

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add scsi device handler to dm From: Mike Anderson <[EMAIL PROTECTED]> This patch adds a dm hardware handler that can control SCSI device handlers. SCSI Hardware handler for a specific device type can be invokes by using this handler. For example, to use the lsi_rdac SCSI hardw

[PATCH 8/9] scsi_dh: add lsi rdac device handler

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add lsi rdac device handler From: Chandra Seetharaman <[EMAIL PROTECTED]> add LSI RDAC SCSI device handler Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- drivers/scsi/device_handler/Kconfig|5 5 + 0 - 0 ! drivers/scsi/device_handler/Makefi

[PATCH 7/9] scsi_dh: Add support for SDEV_PASSIVE

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: Add support for SDEV_PASSIVE From: Chandra Seetharaman <[EMAIL PROTECTED]> This patch adds a new device state SDEV_PASSIVE, to correspond to the passive side access of an active/passive multipathed device. Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- --- drivers

[PATCH 6/9] scsi_dh: add hp sw device handler

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add hp sw device handler From: Mike Christie <[EMAIL PROTECTED]> This patch adds a very basic scsi device handler for older hp boxes which cannot be upgraded. Signed-off-by: Mike Christie <[EMAIL PROTECTED]> Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- drivers/s

[PATCH 5/9] scsi_dh: add EMC Clariion device handler

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add EMC Clariion device handler From: Mike Christie <[EMAIL PROTECTED]> This adds support for EMC Clariions. It is just a port of what is in mainline. Ed's patches will be intergrated in a different patch which adds more advanced functionality. Signed-off-by: Mike Christie <[EM

[PATCH 4/9] scsi_dh: add skeleton for SCSI Device Handlers

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add skeleton for SCSI Device Handlers From: Mike Anderson <[EMAIL PROTECTED]> Add base support to the SCSI subsystem for SCSI device handlers. Signed-off-by: Mike Anderson <[EMAIL PROTECTED]> Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- drivers/scsi/Kconfig

[PATCH 3/9] scsi_dh: scsi handling of REQ_LB_OP_TRANSITION

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: scsi handling of REQ_LB_OP_TRANSITION From: Mike Christie <[EMAIL PROTECTED]> This patch adds a scsi handler for REQ_LB_OP_TRANSITION commands. Signed-off-by: Mike Christie <[EMAIL PROTECTED]> Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- --- drivers/scsi/scsi_li

[PATCH 2/9] scsi_dh: change sd_prep_fn to call common code

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: change sd_prep_fn to call common code From: Mike Anderson <[EMAIL PROTECTED]> Have sd_prep_fn call common code if not REQ_TYPE_FS. Signed-off-by: Mike Anderson <[EMAIL PROTECTED]> Signed-off-by: Chandra Seetharaman <[EMAIL PROTECTED]> --- drivers/scsi/scsi_lib.c|1

[PATCH 1/9] scsi_dh: add REQ_LB_OP_TRANSITION and errors

2008-01-23 Thread Chandra Seetharaman
Subject: scsi_dh: add REQ_LB_OP_TRANSITION and errors From: Mike Christie <[EMAIL PROTECTED]> This patch adds REQ_LB_OP_TRANSITION which is a REQ_TYPE_LINUX_BLOCK type of command. It also adds the error codes which are used by REQ_LB_OP_TRANSITION to blkdev.h. Signed-off-by: Mike Christie <[EMAI

[PATCH 0/9] scsi_dh: Move dm device handler to SCSI layer

2008-01-23 Thread Chandra Seetharaman
Hello, The set of patches that follow this email facilitate movement of hardware handlers from dm layer to SCSI layer. Patches posted along with this email are based off of the patches Mike Christie posted on June 09, 2007. The first email Mike posted gives the rationale for moving the hardware h

[GIT PATCH] SCSI bug fix for 2.6.24-rc8

2008-01-23 Thread James Bottomley
Hopefully this should resolve the outstanding initio failures. Patch is available here: master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6.git Full patch attached. James --- From: Stuart Swales <[EMAIL PROTECTED]> Date: Wed, 23 Jan 2008 20:00:48 + Subject: [SCSI] initio: f

Re: [PATCH 2.6.24-rc8-git6] initio module hangs on loading fix set

2008-01-23 Thread James Bottomley
On Wed, 2008-01-23 at 20:00 +, Stuart Swales wrote: > I've verified (on my Initio 9100 with a DAT drive) that the > 2.6.24-rc8-git6 initio module still hangs on loading. > > These fixes (other than the printk) are needed to get the module to load > ok (and work correctly) with my adapter &

Re: [PATCH 2.6.23.14] SCSI : scsi_device_lookup/scsi_device_lookup_by_target return NULL for an existent scsi_device

2008-01-23 Thread Nagendra Tomar
Hello James, My understanding is that the scsi_device in SDEV_DEL state is there in the scsi_host->devices/scsi_target->devices queue, just because there is some outstanding command holding a reference to it. It will need the device when it completes. Apart from this, for all practic

[PATCH 2.6.24-rc8-git6] initio module hangs on loading fix set

2008-01-23 Thread Stuart Swales
I've verified (on my Initio 9100 with a DAT drive) that the 2.6.24-rc8-git6 initio module still hangs on loading. These fixes (other than the printk) are needed to get the module to load ok (and work correctly) with my adapter & tape drive. a) printk cosmetic fix b) cblk->sglen needs setting

[PATCH] Removed sa_timer functions as part of libsa cleanup

2008-01-23 Thread Vasu Dev
Instead used standard Linux timer functions directly Signed-off-by: Vasu Dev <[EMAIL PROTECTED]> --- drivers/scsi/ofc/include/sa_timer.h | 96 --- drivers/scsi/ofc/libfc/fc_disc_targ.c | 20 +++--- drivers/scsi/ofc/libfc/fc_exch.c| 19 +++--

Re: [PATCH] Marvell 6440 SAS/SATA driver

2008-01-23 Thread Grant Grundler
On Jan 22, 2008 7:58 PM, Jeff Garzik <[EMAIL PROTECTED]> wrote: > > +#define READ_PORT_CONFIG_DATA(i) \ > > + ((i > 3)?mr32(P4_CFG_DATA + (i - 4) * 8):mr32(P0_CFG_DATA + i * 8)) > > +#define WRITE_PORT_CONFIG_DATA(i,tmp) \ > > + {if (i > 3)mw32(P4_CFG_DATA + (i - 4) * 8, tmp); \ > > +

Re: PATCH: usb-storage-set-last-sector-bug-flag.patch

2008-01-23 Thread Greg KH
On Wed, Jan 23, 2008 at 12:39:39PM -0600, James Bottomley wrote: > > On Wed, 2008-01-23 at 10:12 -0800, Greg KH wrote: > > On Sun, Jan 20, 2008 at 04:45:36PM -0500, Alan Stern wrote: > > > On Sun, 20 Jan 2008, Greg KH wrote: > > > > > > > On Sun, Jan 20, 2008 at 11:27:29AM +0100, Hans de Goede wr

Re: PATCH: usb-storage-set-last-sector-bug-flag.patch

2008-01-23 Thread James Bottomley
On Wed, 2008-01-23 at 10:12 -0800, Greg KH wrote: > On Sun, Jan 20, 2008 at 04:45:36PM -0500, Alan Stern wrote: > > On Sun, 20 Jan 2008, Greg KH wrote: > > > > > On Sun, Jan 20, 2008 at 11:27:29AM +0100, Hans de Goede wrote: > > > > Hi all, > > > > > > > > This patch sets the last_sector_bug flag

Re: [PATCH v3] use dynamically allocated sense buffer

2008-01-23 Thread Boaz Harrosh
On Mon, Jan 21 2008 at 5:59 +0200, FUJITA Tomonori <[EMAIL PROTECTED]> wrote: > On Sun, 20 Jan 2008 10:36:56 -0600 > James Bottomley <[EMAIL PROTECTED]> wrote: > >> On Wed, 2008-01-16 at 13:32 +0900, FUJITA Tomonori wrote: >>> This is the third version of: >>> >>> http://marc.info/?l=linux-scsi&m=

Re: PATCH: usb-storage-set-last-sector-bug-flag.patch

2008-01-23 Thread Greg KH
On Sun, Jan 20, 2008 at 04:45:36PM -0500, Alan Stern wrote: > On Sun, 20 Jan 2008, Greg KH wrote: > > > On Sun, Jan 20, 2008 at 11:27:29AM +0100, Hans de Goede wrote: > > > Hi all, > > > > > > This patch sets the last_sector_bug flag to 1 for all USB disks. This is > > > needed to makes the cardre

Re: Integration of SCST in the mainstream Linux kernel

2008-01-23 Thread Vladislav Bolkhovitin
Bart Van Assche wrote: As you probably know there is a trend in enterprise computing towards networked storage. This is illustrated by the emergence during the past few years of standards like SRP (SCSI RDMA Protocol), iSCSI (Internet SCSI) and iSER (iSCSI Extensions for RDMA). Two different piec

Re: AACRAID driver broken in 2.6.22.x (and beyond?) [WAS: Re: 2.6.22.16 MD raid1 doesn't mark removed disk faulty, MD thread goes UN]

2008-01-23 Thread Mike Snitzer
On Jan 23, 2008 9:28 AM, Salyzyn, Mark <[EMAIL PROTECTED]> wrote: > At which version of the kernel did the aacraid driver allegedly first go > broken? At which version did it get fixed? (Since 1.1.5-2451 is older than > latest represented on kernel.org) snitzer: I don't know where the kernel.org

RE: AACRAID driver broken in 2.6.22.x (and beyond?) [WAS: Re: 2.6.22.16 MD raid1 doesn't mark removed disk faulty, MD thread goes UN]

2008-01-23 Thread Salyzyn, Mark
At which version of the kernel did the aacraid driver allegedly first go broken? At which version did it get fixed? (Since 1.1.5-2451 is older than latest represented on kernel.org) How is the SATA disk'd arrayed on the aacraid controller? The controller is limited to generating 24 arrays and s

[PATCH] ch: handle class_device_create failure properly

2008-01-23 Thread FUJITA Tomonori
When class_device_create fails, ch_probe needs to fail too. Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]> --- drivers/scsi/ch.c | 22 +++--- 1 files changed, 15 insertions(+), 7 deletions(-) diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index cead0f5..765f2fc 100644 -

Integration of SCST in the mainstream Linux kernel

2008-01-23 Thread Bart Van Assche
As you probably know there is a trend in enterprise computing towards networked storage. This is illustrated by the emergence during the past few years of standards like SRP (SCSI RDMA Protocol), iSCSI (Internet SCSI) and iSER (iSCSI Extensions for RDMA). Two different pieces of software are necess

Re: [PATCH 2.6.23.14] SCSI : scsi_device_lookup/scsi_device_lookup_by_target return NULL for an existent scsi_device

2008-01-23 Thread James Smart
This sounds like a return to the old behavior, where sdevs in SDEV_DEL were ignored. However, it too had lots of bad effects. We'd have to go back to the threads over the last 2 years that justified resurrecting the sdev. Start looking at threads like : http://marc.info/?l=linux-scsi&m=117887

Re: [PATCH] Marvell 6440 SAS/SATA driver

2008-01-23 Thread Jeff Garzik
Ke Wei wrote: Attachment is a patch file for 6440 driver. I will have to spend more time on setting my mail client. Yesterday I used mutt tool. But Look like the problem still exists. I fixed all issues which you mentioned , but The changes look good, thanks! In terms of engineering process, I

Re: Megaraid: Use of outb_p

2008-01-23 Thread Alan Cox
On Tue, 22 Jan 2008 14:30:12 -0700 "Yang, Bo" <[EMAIL PROTECTED]> wrote: > Alan/Matthew, > > I found inb_p/outb_p are defined as inb/outb in kernel src. So it > should not have problems to change inb_p/outb_p to inb/outb. Only on some platforms. On the x86 platforms the inb_p()/outb_p() include

Re: [PATCH 0/3] update bidirectional series to sit on top of sg_table

2008-01-23 Thread Boaz Harrosh
On Tue, Jan 22 2008 at 18:31 +0200, FUJITA Tomonori <[EMAIL PROTECTED]> wrote: > From: James Bottomley <[EMAIL PROTECTED]> > Subject: [PATCH 0/3] update bidirectional series to sit on top of sg_table > Date: Fri, 11 Jan 2008 21:09:00 -0600 > >> OK, I suppose in the scheme of things, it's my turn t

[PATCH 2.6.23.14] SCSI : scsi_device_lookup/scsi_device_lookup_by_target return NULL for an existent scsi_device

2008-01-23 Thread Nagendra Tomar
__scsi_device_lookup and __scsi_device_lookup_by_target do not check for the sdev_state and hence return scsi_devices with sdev_state set to SDEV_DEL also. It has the following side effects. We can have two scsi_devices with the same HBTL queued in the scsi_host->__devices/scsi_target->devices

File operation on removed USB memory stick

2008-01-23 Thread Joaquim Duran
Dear all, I'm new to this e-mail list. My name is Joaquim Duran. I've detected a behavior of the SCSI system that could be improved when accessing to a removed USB memory stick. That is, I was playing musing from a mounted USB stick, then I removed it while the program was still running. The pro

Re: [linux-usb-devel] [PATCH] [2.6.23.13] udev hangs USB-storage (HP r707 camera)

2008-01-23 Thread Phil Dibowitz
Grant Grundler wrote: > On Tue, Jan 22, 2008 at 11:55:56PM -0700, Grant Grundler wrote: > ... >>> http://www.phildev.net/linux/usb-unusualdevs-notes.html >> In general, a very helpful document! Thanks! > ... > > I read the rest of the document and explains exactly my confusion. > Can you please