On 07/09/2015 10:24 AM, Nicholas Krause wrote:
This removes the no longer required comment for the function
send_mad_adapter_info stating that it always return zero due
to this function being declared as void and thus never returning
any useful value.
Signed-off-by: Nicholas Krause
In case a LU spans 64bit sectors, fixed size sense data information
field is only 32 bits which means the sector information will be truncated.
Thus, if the LU spans 64bit sectors, use descriptor format sense data to
correctly report sector information.
Reported-by: Christoph Hellwig h...@lst.de
On 07/15/2015 02:47 PM, Kevin Groeneveld wrote:
With the following setup/steps I can consistently trigger the scsi host to
hang requiring a reboot:
1. iMX6Q processor with built in AHCI compatible SATA host
2. SATA port multiplier in CBS mode connected to iMX6Q
3. HDD connected to port
On 07/16/2015 03:13 AM, Martin K. Petersen wrote:
Commit bcdb247c6b6a (sd: Limit transfer length) clamped the maximum
size of an I/O request to the MAXIMUM TRANSFER LENGTH field in the BLOCK
LIMITS VPD. This had the unfortunate effect of also limiting the maximum
size of non-filesystem
On Thu, Jul 16, 2015 at 05:07:03AM +, Christophe Varoqui wrote:
For reference the opensvc crm does use type 5 pr, and aims for all paths
registered. It still does not make use of the multipathd pr janitoring
features, and uses sg_persist directly for pr status and actions.
The type doesn't
Christophe JAILLET christophe.jail...@wanadoo.fr writes:
Use 'list_for_each_safe' instead of 'list_for_each' + own logic to keep
safe when a list entry is deleted.
Delete the now useless 'csio_list_prev' macro.
Signed-off-by: Christophe JAILLET christophe.jail...@wanadoo.fr
---
On 07/14/2015 01:23 PM, Nagarajkumar Narayanan wrote:
Patch Description:
In mpt2sas driver due to lack of synchronization between ioctl,
BRM status access through sysfs, pci resource removal kernel oops
happen as ioctl path and BRM status sysfs access path still tries
to access the
On Sun, Jul 12, 2015 at 9:54 AM, Calvin Owens calvinow...@fb.com wrote:
These objects can be referenced concurrently throughout the driver, we
need a way to make sure threads can't delete them out from under each
other. This patch adds the refcount, and refactors the code to use it.
On 07/16/2015 09:54 AM, Christoph Hellwig wrote:
On Thu, Jul 16, 2015 at 05:07:03AM +, Christophe Varoqui wrote:
For reference the opensvc crm does use type 5 pr, and aims for all paths
registered. It still does not make use of the multipathd pr janitoring
features, and uses sg_persist
Fix a memory leak with scsi-mq triggered by commands with large data
transfer length.
__sg_alloc_table() sets both table-nents and table-orig_nents to the
same value. When the scatterlist is DMA-mapped, table-nents is
overwritten with the (possibly smaller) size of the DMA-mapped
scatterlist,
-Original Message-
From: Hannes Reinecke [mailto:h...@suse.de]
Sent: July-16-15 7:11 AM
When the hang occurs shost-host_busy == 2 and shost-host_failed == 1
in the scsi_eh_wakeup function. However this function only wakes the
error handler if host_busy == host_failed.
Which
On 07/09/2015 10:41 AM, Nicholas Krause wrote:
This removes the no longer require comments about the return values
for the functions ibmvfc_init_host and ibmvfc_reinit_host due to
these functions being declared to have a return type of void thus
making this comments invalid.
Signed-off-by:
Sagi == Sagi Grimberg sa...@mellanox.com writes:
Sagi In case a LU spans 64bit sectors, fixed size sense data
Sagi information field is only 32 bits which means the sector
Sagi information will be truncated.
Sagi Thus, if the LU spans 64bit sectors, use descriptor format sense
Sagi data to
Macro DEFINE_PCI_DEVICE_TABLE is deprecated. So, here use
struct pci_device_id instead of DEFINE_PCI_DEVICE_TABLE with
the goal of getting rid of this macro completely.
The Coccinelle semantic patch that performs this transformation
is as follows:
@@
identifier a;
declarer name
Hiral == Hiral Shah his...@cisco.com writes:
Hiral We added changes in fnic driver patch 1.6.0.16 to acquire
Hiral io_req_lock in fnic_queuecommand() before issuing I/O so that io
Hiral completion is serialized. But when releasing the lock we check
Hiral for the I/O flag and this could be
Brian == Brian King brk...@linux.vnet.ibm.com writes:
Brian Make sure we have the host lock held when calling
Brian scsi_report_bus_reset. Fixes a crash seen as the __devices list
Brian in the scsi host was changing as we were iterating through it.
Nit: I take it that renaming lock_flags to
Brian == Brian King brk...@linux.vnet.ibm.com writes:
Brian When ipr's internal driver trace was changed to an atomic, a
Brian signed/unsigned bug slipped in which results in us indexing
Brian backwards in our memory buffer writing on memory that does not
Brian belong to us. This patch fixes
Brian == Brian King brk...@linux.vnet.ibm.com writes:
Brian Fixes another signed / unsigned array indexing bug in the ipr
Brian driver. Currently, when hrrq_index wraps, it becomes a negative
Brian number. We do the modulo, but still have a negative number, so we
Brian end up indexing backwards
Add support for physical LUN segmentation (virtual LUNs) to device
driver supporting the IBM CXL Flash adapter. This patch allows user
space applications to virtually segment a physical LUN into N virtual
LUNs, taking advantage of the translation features provided by this
adapter.
Signed-off-by:
Add superpipe supporting infrastructure to device driver for the IBM CXL
Flash adapter. This patch allows userspace applications to take advantage
of the accelerated I/O features that this adapter provides and bypass the
traditional filesystem stack.
Signed-off-by: Matthew R. Ochs
This patch set is intended for the 4.3 release and adds support for
error recovery and the superpipe features provided by the IBM CXL
Flash adapter. The superpipe function was originally presented in an
RFC patch set in late April. To aid with the review of the superpipe
portion of these
Introduce support for enhanced I/O error handling.
Signed-off-by: Matthew R. Ochs mro...@linux.vnet.ibm.com
Signed-off-by: Manoj N. Kumar ma...@linux.vnet.ibm.com
---
drivers/scsi/cxlflash/common.h | 11 +++-
drivers/scsi/cxlflash/main.c | 135 ++---
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