Some comments inline
On Mon, 2015-08-10 at 12:09 -0500, Matthew R. Ochs wrote:
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
On Mon, 2015-08-10 at 12:09 -0500, Matthew R. Ochs wrote:
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
This patchset includes the following changes (bug fixes and new feature
support) specific to aacraid driver.
V6:
Applied driver update change at the end.
Merged 10 and 11 of V5 into 9 of V6.
AAC_MAX_MSIX definition change.
aac_msi option description and subject change.
Removed 'reviewed-by' tag.
Description:
* .suspend() and .resume() routines implemented in the driver
* aac_release_resources() initiates firmware shutdown
* aac_acquire_resources re-initializes the host interface
Changes from V2:
Increased msleep(1) to msleep(20)
Reverted pci_enable_msix_exact() to
Description:
If writeq() not supported, then do atomic two 32bit write
Changes from V2:
None
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/aacraid.h | 9 +
drivers/scsi/aacraid/comminit.c | 1 +
drivers/scsi/aacraid/src.c | 12
Description:
If 'IsFastPath' bit is set, then response path assumes no error
and skips error check.
Changes from V2:
None
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/aachba.c | 259 ++
1 file
Description:
Driver sends the right size of the response buffer.
Changes from V2:
None
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/aachba.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/aacraid/aachba.c
Description:
Reset irq affinity hints before releasing IRQ
Removed duplicate code of IRQ acquire/release
Changes from V2:
None
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/aacraid.h | 2 +
drivers/scsi/aacraid/commsup.c | 113
Description:
Driver blocks ioctls once it received shutdown/suspend request during
suspend/hybernation. This patch unblocks ioctls on resume path.
Changes from V2:
None
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/linit.c | 5 +
1
Description:
This change always sets MSI interrupt mode for series-6 controller.
Changes from V2:
aac_msi option description and subject change.
Signed-off-by: Mahesh Rajashekhara mahesh.rajashekh...@pmcs.com
---
drivers/scsi/aacraid/aachba.c | 2 +-
drivers/scsi/aacraid/src.c| 2 +-
On 08/10/2015 08:18 AM, Konstantin Krotov wrote:
I was faced with the following problem:
Im exported to compute-node scsi disks through ib_srp from storages. And
if reconnect occurs for any reason, eg
[1201117.626498] scsi host62: ib_srp: REJ received
[1201117.626507] scsi host62: ib_srp: SRP
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
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:
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/Kconfig | 2 +-
drivers/scsi/cxlflash/common.h | 11 ++-
drivers/scsi/cxlflash/main.c | 166
Hello list!
I was faced with the following problem:
Im exported to compute-node scsi disks through ib_srp from storages. And
if reconnect occurs for any reason, eg
[1201117.626498] scsi host62: ib_srp: REJ received
[1201117.626507] scsi host62: ib_srp: SRP LOGIN from
@@ -487,11 +515,27 @@ static int cxlflash_eh_host_reset_handler(struct
scsi_cmnd *scp)
get_unaligned_be32(((u32 *)scp-cmnd)[2]),
get_unaligned_be32(((u32 *)scp-cmnd)[3]));
- rcr = cxlflash_afu_reset(cfg);
- if (rcr == 0)
- rc = SUCCESS;
On Mon, 2015-08-10 at 12:09 -0500, Matthew R. Ochs wrote:
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
---
So I'm not necessarily very qualified to review SCSI bits as I
On Mon, 2015-08-10 at 12:09 -0500, Matthew R. Ochs wrote:
Introduce support for enhanced I/O error handling.
This needs more description of what you're doing. What's the overall
approach? There seems to be a new limbo queue thats created stall things
while the device is in error state. That
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
On Sat, Aug 1, 2015 at 10:32 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.
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