RE: [PATCH 6/7] aacraid: performance improvement changes

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:09 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

RE: [PATCH 2/7] aacraid: IOCTL pass-through command fix

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:08 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

RE: [PATCH 5/7] aacraid: vpd page code 0x83 support

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:09 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

RE: [PATCH 4/7] aacraid: MSI-x support

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:09 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

RE: [PATCH 1/7] aacraid: AIF support for SES device add/remove

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:08 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

RE: [PATCH 3/7] aacraid: 4KB sector support

Reviewed-by: Murthy Bhat murthy.b...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 04, 2015 2:08 PM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono; Mahesh

Re: [ANNOUNCE] xfs: Supporting Host Aware SMR Drives

On Mon, Mar 16, 2015 at 08:12:16PM -0500, Alireza Haghdoost wrote: On Mon, Mar 16, 2015 at 3:32 PM, Dave Chinner da...@fromorbit.com wrote: On Mon, Mar 16, 2015 at 11:28:53AM -0400, James Bottomley wrote: Probably need to cc dm-devel here. However, I think we're all agreed this is RAID

[PATCH v3 00/42] hpsa updates

These patches are based on Linus's tree The changes are: - make function names consistent - refactor functions - cleanup driver messages - cleanup error handling - clean up abort management - enhance sense data reporting - enhance ioaccel command support - add in block layer tag support

[PATCH v3 04/42] hpsa: clean up aborts

From: Stephen Cameron stephenmcame...@gmail.com Do not send aborts to logical devices that do not support aborts Instead of relying on what the Smart Array claims for supporting logical drives, simply try an abort and see how it responds at device discovery time. This way devices that do

[PATCH v3 06/42] hpsa: hpsa decode sense data for io and tmf

From: Stephen Cameron stephenmcame...@gmail.com In hba mode, we could get sense data in descriptor format so we need to handle that. It's possible for CommandStatus to have value 0x0D TMF Function Status, which we should handle. We will get this from a P1224 when aborting a non-existent tag,

[PATCH v3 01/42] hpsa: add masked physical devices into h-dev[] array

From: Stephen Cameron stephenmcame...@gmail.com Cache the ioaccel handle so that when we need to abort commands sent down the ioaccel2 path, we can look up the LUN ID in h-dev[] instead of having to do I/O to the controller. Add a field to elements in h-dev[] to keep track of how the device is

[PATCH v3 05/42] hpsa: decrement h-commands_outstanding in fail_all_outstanding_cmds

From: Stephen Cameron stephenmcame...@gmail.com make tracking of outstanding commands more robust Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c |2 +- 1 file changed, 1

[PATCH v3 02/42] hpsa: clean up host, channel, target, lun prints

From: Webb Scales web...@hp.com We had a mix of formats used for specifying controller, bus, target, and lun address of devices. change to the format used by the scsi midlayer and upper layer (2:3:0:0) so you can easily follow the information from hpsa to scsi midlayer to sd upper layer. Also

[PATCH v3 37/42] hpsa: use block layer tag for command allocation

From: Webb Scales web...@hp.com Rework slave allocation: - separate the tagging support setup from the hostdata setup - make the hostdata setup act consistently when the lookup fails - make the hostdata setup act consistently when the device is not added - set up the queue depth

[PATCH v3 41/42] hpsa: change driver version

update driver version Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c

[PATCH v3 42/42] hpsa: add PMC to copyright

need to add PMC to copyright notice and update the Hewlett-Packard copyright notification. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Reviewed-by: Justin Lindley justin.lind...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com ---

[PATCH v3 38/42] hpsa: use scsi host_no as hpsa controller number

From: Robert Elliott elli...@hp.com Rather than numbering the hpsa controllers with an incrementing 0..n value (e.g., that shows up in /proc/interrupts), use the scsi midlayer host_no (e.g. matching /sys/class/scsi_host/hostNN). Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin

[PATCH] scsi: sd: add a capacity_override attribute

This patch provides a sysfs interface allowing users to override the capacity of a SCSI disk. This will help in situations where a buggy USB-SATA adapter fails to support READ CAPACITY(16) and reports only the low 32 bits of the capacity in its READ CAPACITY(10) reply. For an example, see this

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Re: OOPS: unplugging western digital passport drive

On 03/11/2015 12:25 AM, Stanisław Pitucha wrote: Hi linux-scsi, I've got another case of reproducible crash when unplugging western digital passport drives. This was mentioned before in http://www.spinics.net/lists/linux-scsi/msg82603.html Is there any way I can get a more correct

[PATCH] libfc: abort an exchange in case of underrun error

Currently exchange is not aborted in case underrun, so this patch fixes this by issuing exchange abort along FC_DATA_UNDRUN error since such error-ed exchange must be aborted first before same can be re-used. Tested-By: Jack Morganjack.mor...@intel.com Signed-off-by: Vasu Dev vasu@intel.com

[PATCH v3 10/42] hpsa: do not ignore return value of hpsa_register_scsi

From: Stephen Cameron stephenmcame...@gmail.com add error handling for failure when registering with SCSI subsystem. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c |4 +++- 1

[PATCH v3 09/42] hpsa: factor out hpsa_init_cmd function

From: Stephen Cameron stephenmcame...@gmail.com Factor out hpsa_cmd_init from cmd_alloc(). We also need this for resubmitting commands down the default RAID path when they have returned from the ioaccel paths with errors. In particular, reinitialize the cmd_type and busaddr fields as these will

[PATCH v3 08/42] hpsa: make function names consistent

From: Robert Elliott elli...@hp.com make function names more consistent and meaningful Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott elli...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c |

[PATCH v3 14/42] hpsa: use ioaccel2 path to submit IOs to physical drives in HBA mode.

From: Joe Handzik joseph.t.hand...@hp.com use ioaccel2 path to submit I/O to physical drives in HBA mode Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Joe Handzik joseph.t.hand...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com

[PATCH v3 07/42] hpsa: allow lockup detected to be viewed via sysfs

From: Stephen Cameron stephenmcame...@gmail.com expose a detected lockup via sysfs Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c | 17 + 1 file changed, 17

[PATCH v3 33/42] hpsa: cleanup for init_one step 2 in kdump

From: Robert Elliott elli...@hp.com In hpsa_undo_allocations_after_kdump_soft_reset, the things allocated in hpsa_init_one step 2 - h-resubmit_wq and h-lockup_detected need to be freed, in the right order. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett

[PATCH v3 26/42] hpsa: add support sending aborts to physical devices via the ioaccel2 path

From: Stephen Cameron stephenmcame...@gmail.com add support for tmf when in ioaccel2 mode Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Joe Handzik joseph.t.hand...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com ---

[PATCH v3 34/42] hpsa: fix try_soft_reset error handling

From: Robert Elliott elli...@hp.com If registering the special interrupt handlers in hpsa_init_one before a soft reset fails, the error exit needs to deallocate everything that was allocated before. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com

[PATCH v3 28/42] hpsa: don't return abort request until target is complete

From: Webb Scales web...@hp.com Don't return from the abort request until the target command is complete. Mark outstanding commands which have a pending abort, and do not send them to the host if we can avoid it. If the current command has been aborted, do not call the SCSI command completion

[PATCH v3 35/42] hpsa: create workqueue after the driver is ready for use

From: Robert Elliott elli...@hp.com Don't create the resubmit workqueue in hpsa_init_one until everything else is ready to use, so everything can be freed in reverse order of when they were allocated without risking freeing things while workqueue items are still active. Destroy the workqueue in

[PATCH v3 36/42] hpsa: add interrupt number to /proc/interrupts interrupt name

From: Robert Elliott elli...@hp.com Add the interrupt number to the interrupt names that appear in /proc/interrupts, so they are unique Also, delete the IRQ and DAC prints. Other parts of the kernel already print the IRQ assignments, and dual-address-cycle support has not been interesting since

[PATCH v3 39/42] hpsa: propagate the error code in hpsa_kdump_soft_reset

From: Robert Elliott elli...@hp.com If hpsa_wait_for_board_state fails, hpsa_kdump_soft_reset should propagate its return value (e.g., -ENODEV) rather than just returning -1. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert

[PATCH v3 22/42] hpsa: correct return values from driver functions.

From: Robert Elliott elli...@hp.com correct return codes for error conditions Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott elli...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c | 10

[PATCH v3 13/42] hpsa: print accurate SSD Smart Path Enabled status

From: Robert Elliott elli...@hp.com offload_enabled changes are deferred until after the added/updated prints occur, so the values are incorrect. defer printing SSD Smart Path Enabled status information until the information is correct Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by:

[PATCH v3 24/42] hpsa: clean up some error reporting output in abort handler

From: Robert Elliott elli...@hp.com report more useful information on aborts Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott elli...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c | 29

[PATCH v3 15/42] hpsa: Get queue depth from identify physical bmic for physical disks.

From: Joe Handzik joseph.t.hand...@hp.com get drive queue depth to help avoid task set full conditions. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Joe Handzik joseph.t.hand...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com ---

[PATCH v3 11/42] hpsa: try resubmitting down raid path on task set full

From: Stephen Cameron stephenmcame...@gmail.com allow the controller firmware to queue up commands when the ioaccel device queue is full. Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Don Brace don.br...@pmcs.com ---

[PATCH v3 12/42] hpsa: factor out hpsa_ioaccel_submit function

From: Webb Scales web...@hp.com clean up command submission Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Webb Scales web...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c | 91

[PATCH v3 19/42] hpsa: add ioaccel sg chaining for the ioaccel2 path

From: Webb Scales web...@hp.com Increase the request size for ioaccel2 path. The error, if any, returned by hpsa_allocate_ioaccel2_sg_chain_blocks to hpsa_alloc_ioaccel2_cmd_and_bft should be returned upstream rather than assumed to be -ENOMEM. This differs slightly from

[PATCH v3 30/42] hpsa: performance tweak for hpsa_scatter_gather()

From: Webb Scales web...@hp.com Divide the loop in hpsa_scatter_gather() into two, one for the initial SG list and a second one for the chained list, if any. This allows the conditional check which resets the indicies for the chained list to be performed outside the loop instead of being done on

[PATCH v3 23/42] hpsa: clean up driver init

From: Robert Elliott elli...@hp.com Improve initialization error handling in hpsa_init_one Clean up style and indent issues Rename functions for consistency Improve error messaging on allocations Fix return status from hpsa_put_ctlr_into_performant_mode Correct free order in hpsa_init_one using

[PATCH v3 17/42] hpsa: clean up error handling

From: Robert Elliott elli...@hp.com refactor error cleanup and shutdown disable interrupts and pci_disable_device on critical failures add hpsa_free_cfgtables function Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott

[PATCH v3 20/42] hpsa: add more ioaccel2 error handling, including underrun statuses.

From: Joe Handzik joseph.t.hand...@hp.com improve ioaccel2 error handling, including better handling of underrun statuses Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Joe Handzik joseph.t.hand...@hp.com Signed-off-by: Don Brace

[PATCH v3 27/42] hpsa: use helper routines for finishing commands

From: Webb Scales web...@hp.com cleanup command completions Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Webb Scales web...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com --- drivers/scsi/hpsa.c | 78

[PATCH v3 29/42] hpsa: refactor and rework support for sending TEST_UNIT_READY

From: Webb Scales web...@hp.com Factor out the code which sends the TEST_UNIT_READY from wait_for_device_to_become_ready() into its own function. Move the code which waits for the TEST_UNIT_READY from wait_for_device_to_become_ready() into its own function. If a logical drive has failed,

[PATCH v3 25/42] hpsa: do not print ioaccel2 warning messages about unusual completions.

From: Robert Elliott elli...@hp.com The SCSI midlayer already prints more detail about completions, and has logging level options to filter them if not wanted. These just slow down the system if a lot of errors occur, stressing error handling even more. Reviewed-by: Scott Teel

[PATCH v3 32/42] hpsa: skip free_irq calls if irqs are not allocated

From: Robert Elliott elli...@hp.com If try_soft_reset fails to re-allocate irqs, the error exit starts with free_irq calls, which generate kernel WARN messages since they were already freed a few lines earlier. Jump to the next exit label to skip the free_irq calls. Reviewed-by: Scott Teel

[PATCH v3 18/42] hpsa: refactor freeing of resources into more logical functions

From: Robert Elliott elli...@hp.com refactor freeing of resources into more logical functions Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott elli...@hp.com Signed-off-by: Don Brace don.br...@pmcs.com ---

[PATCH v3 16/42] hpsa: break hpsa_free_irqs_and_disable_msix into two functions

From: Robert Elliott elli...@hp.com replace calls to hpsa_free_irqs_and_disable_msix with hpsa_free_irqs and hpsa_disable_interrupt_mode Reviewed-by: Scott Teel scott.t...@pmcs.com Reviewed-by: Kevin Barnett kevin.barn...@pmcs.com Signed-off-by: Robert Elliott elli...@hp.com Signed-off-by: Don

[PATCH v3 31/42] hpsa: call pci_release_regions after pci_disable_device

From: Robert Elliott elli...@hp.com Despite the fact that PCI devices are enabled in this order: 1. pci_enable_device 2. pci_request_regions Documentation/PCI/pci.txt specifies that they be undone in this order 1. pci_disable_device 2. pci_release_regions Tested by

[PATCH v3 40/42] hpsa: cleanup reset

From: Webb Scales web...@hp.com Synchronize completion the reset with completion of outstanding commands Extending the newly-added synchronous abort functionality, now also synchronize resets with the completion of outstanding commands. Rename the wait queue to reflect the fact that it's being

RE: [PATCH 1/7] aacraid: AIF support for SES device add/remove

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:38 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 2/7] aacraid: IOCTL pass-through command fix

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:38 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 3/7] aacraid: 4KB sector support

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:38 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 6/7] aacraid: performance improvement changes

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:39 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 7/7] aacraid: AIF raw device remove support

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:39 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 5/7] aacraid: vpd page code 0x83 support

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:39 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

RE: [PATCH 4/7] aacraid: MSI-x support

Reviewed-by: Achim Leubner achim.leub...@pmcs.com -Original Message- From: Mahesh Rajashekhara Sent: Wednesday, March 4, 2015 9:39 AM To: jbottom...@parallels.com; linux-scsi@vger.kernel.org Cc: aacr...@pmc-sierra.com; Harry Yang; Achim Leubner; Rajinikanth Pandurangan; Rich Bono;

Re: iSCSI bug

I see the same problem. Would this help? Mar 17 21:13:00 storage1 kernel: [119260.960821] TARGET_CORE[iSCSI]: Detected NON_EXISTENT_LUN Access for 0x0090 Mar 17 21:13:00 storage1 kernel: [119260.963752] ABORT_TASK: Sending TMR_TASK_DOES_NOT_EXIST for ref_tag: 18170949 Mar 17 21:13:00