On Fri, Apr 17, 2015 at 10:37:15PM +0200, Christoph Hellwig wrote:
The real RFC is the last one which allocates the block_pc specific
data separately in the callers instead of bloating every struct
request with it. I always hated what we did, but with the upcoming
split of nvme into
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
megaraid_sas driver will use block layer provided tag for indexing internal
MPT frames to get any unique MPT frame tied with tag.
Each IO request submitted from SCSI mid layer will get associated MPT frame
from MPT framepool
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will update module parameters and driver name inside SCSI host
template to reflect Avago.
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will upgrade the driver version and add back the release date and
sysfs hook for the same.
Some internal applications uses sysfs parameter for release date, so they
were broken because of removal
of release date from
Nice cleanup.
Reviewed-by: Christoph Hellwig h...@lst.de
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On Tuesday 21 April 2015, Dan Carpenter wrote:
Hello Ondrej Zary,
The patch 1b0224b0ec60: aha1542: rework locking from Feb 6, 2015,
leads to the following static checker warning:
drivers/scsi/aha1542.c:448 aha1542_queuecommand()
error: scheduling with locks held:
On Mon, Apr 20, 2015 at 10:42:24PM -0500, micha...@cs.wisc.edu wrote:
From: Mike Christie micha...@cs.wisc.edu
This works around a issue with qnap iscsi targets not handling large IOs
very well.
:(
Looks like the best workaround, so:
Reviewed-by: Christoph Hellwig h...@lst.de
--
To
-Original Message-
From: Tomas Henzl [mailto:the...@redhat.com]
Sent: Tuesday, April 21, 2015 5:39 PM
To: sumit.sax...@avagotech.com; linux-scsi@vger.kernel.org
Cc: martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com; kashyap.de...@avagotech.com
Subject: Re: [PATCH
Hello Ondrej Zary,
The patch 1b0224b0ec60: aha1542: rework locking from Feb 6, 2015,
leads to the following static checker warning:
drivers/scsi/aha1542.c:448 aha1542_queuecommand()
error: scheduling with locks held: 'spin_lock:host_lock'
drivers/scsi/aha1542.c
400
On 04/20/2015 03:56 PM, James Smart wrote:
Add support for RDP ELS command.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries
On 04/20/2015 03:56 PM, James Smart wrote:
Correct reporting of vport state on fdisc command failure.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/15/2015 06:44 PM, Christoph Hellwig wrote:
We only want to steer the I/O completion towards a queue, but don't
actually access any per-CPU data, so the raw_ version is fine to use
and avoids the warnings when using smp_processor_id().
Signed-off-by: Christoph Hellwig h...@lst.de
On 04/20/2015 03:56 PM, James Smart wrote:
The lpfc driver does not issue RFF_ID and RFT_ID in the correct sequence
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
drivers/scsi/lpfc/lpfc_hbadisc.c | 2 +-
1 file changed, 1
On 04/20/2015 03:56 PM, James Smart wrote:
Correct loss of target discovery after cable swap.
Fix incorrect reference counting
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
drivers/scsi/lpfc/lpfc_hbadisc.c | 4 ++--
1 file
On 04/20/2015 03:56 PM, James Smart wrote:
Fix to remove IRQF_SHARED flag for MSI/MSI-X vectors.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 03:56 PM, James Smart wrote:
Fix discovery issue when changing from Pt2Pt to Fabric.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 02:32 PM, sumit.sax...@avagotech.com wrote:
This patch will create separate function for setting up IRQs and enable
interrupts after adapter's initialization.
Signed-off-by: Kashyap Desai kashyap.de...@avagotech.com
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
---
On 04/20/2015 03:56 PM, James Smart wrote:
Correct reference counting of rport
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 03:56 PM, James Smart wrote:
Correct loss of RSCNs during array takeaway/giveback testing.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes
On 04/20/2015 03:56 PM, James Smart wrote:
Add support for ELS LCB.
Also has a little whitespace fixing.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes
On 04/20/2015 03:56 PM, James Smart wrote:
Fix crash in vport_delete.
We inadvertantly took the path to recreate the vport while in a
driver teardown path
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes
On 04/20/2015 02:32 PM, sumit.sax...@avagotech.com wrote:
This patch will add separate function for refiring MFI commands in Fusion
adapters's OCR code.
Signed-off-by: Kashyap Desai kashyap.de...@avagotech.com
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
---
Reviewed-by: Hannes
The usb-storage driver sets max_sectors = 240 in its scsi-host template,
for uas we do not want to do that for all devices, but testing has shown
that some devices need it.
This commit adds a US_FL_MAX_SECTORS_240 flag for such devices, and
implements support for it in uas.c, while at it it also
Testing has shown that ASM1053 devices do not work properly with transfers
larger than 240 sectors, so set max_sectors to 240 on these.
Cc: sta...@vger.kernel.org # 3.16
Reported-by: Steve Bangert sbang...@frontier.com
Signed-off-by: Hans de Goede hdego...@redhat.com
Tested-by: Steve Bangert
uas_use_uas_driver may set some US_FL_foo flags during detection, currently
these are stored in a local variable and then throw away, but these may be
of interest to the caller, so add an extra parameter to (optionally) return
the detected flags, and use this in the uas driver.
Cc:
On 04/20/2015 03:56 PM, James Smart wrote:
Fix ABORTs WQ selection in terminate_rport_io
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 03:56 PM, James Smart wrote:
Fix incorrect log message reported for empty FCF record.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 03:56 PM, James Smart wrote:
Change buffer pool empty message to miscellaneous category
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On 04/20/2015 03:56 PM, James Smart wrote:
Update driver version for upstream patch set 10.6.0.1.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke
On Tue, 21 Apr 2015, Hans de Goede wrote:
uas_use_uas_driver may set some US_FL_foo flags during detection, currently
these are stored in a local variable and then throw away, but these may be
of interest to the caller, so add an extra parameter to (optionally) return
the detected flags, and
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will upgrade the driver version and add back the release date and
sysfs hook for the same.
Some internal applications uses sysfs parameter for release date, so they
were broken because of removal
of release date from
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will update module parameters and driver name inside SCSI host
template to reflect Avago.
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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To unsubscribe from this
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will add support for Single Server High Availability(SSHA) cluster
support.
Here is the short decsription of changes done to add support for SSHA-
1) Host will send system's Unique ID based on DMI_PRODUCT_UUID to firmware.
On Wed, Apr 08, 2015 at 11:13:04AM +0530, Sreekanth Reddy wrote:
Hi Chris,
There are no corresponding mpt2sas driver's patches, The last phase
for mpt2sas drivers is Phase20 and this phase driver is already exits
in the upstream kernel. Also mpt2sas driver is completely in maintains
mode
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Add noop conversions for all ones to make sparse happy.
Signed-off-by: Christoph Hellwig h...@lst.de
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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-Original Message-
From: Christoph Hellwig [mailto:h...@infradead.org]
Sent: Tuesday, April 21, 2015 4:12 PM
To: sumit.sax...@avagotech.com
Cc: linux-scsi@vger.kernel.org; the...@redhat.com;
martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com;
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
Swap the whole 32 bits we read from the hardware instead of swapping
just the 16bits we care about in place later.
Signed-off-by: Christoph Hellwig h...@lst.de
---
drivers/scsi/megaraid/megaraid_sas_base.c |5 +++--
1 files
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries Storage
h...@suse.de +49 911 74053 688
SUSE LINUX
On Mon, Apr 20, 2015 at 06:02:30PM +0530, sumit.sax...@avagotech.com wrote:
This patch will create separate function for setting up IRQs and enable
interrupts after adapter's initialization.
The structure of megasas_setup_irqs clearly suggest it should be two
functions: one for the traditional
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
The fusion HBAs don't really use the instance template like the other
variants, as it branches off at a much higher level. So instead of
trying to squeeze megasas_fire_cmd_fusion into the wrong calling
convention call it locally with
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
Swap the whole 32 bits we read from the hardware instead of swapping
just the 16bits we care about in place later.
Signed-off-by: Christoph Hellwig h...@lst.de
---
drivers/scsi/megaraid/megaraid_sas_base.c |5 +++--
1 files
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
drivers/scsi/megaraid/megaraid_sas_base.c:1701:6: sparse: symbol
'megasas_complete_outstanding_ioctls' was not declared. Should it be static?
Signed-off-by: Fengguang Wu fengguang...@intel.com
---
This patch needs to be split up: the return_cmd calling convenion
changes should be a pach on it's own, the various new debug printks
should be a patch on their own, or better jsut be dropped.
Also please drop the BLK_TAG_REFCOUNT/DEBUG code that shouldn't be ina
production driver.
--
To
On Tue, Apr 21, 2015 at 12:39:40PM +0200, Ondrej Zary wrote:
Thanks, I missed that as it was already wrong before (since at least when
DEF_SCSI_QCMD was introduced). And it worked despite that.
If you turn on CONFIG_DEBUG_ATOMIC_SLEEP=y it will generate a warning
splat. Otherwise you probably
James Smart wrote:
Add support for ELS LCB.
Also has a little whitespace fixing.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
drivers/scsi/lpfc/lpfc.h | 1 +
drivers/scsi/lpfc/lpfc_els.c | 239
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
This adds endianness annotations to all data structures, and a few
variables directly referencing them.
Signed-off-by: Christoph Hellwig h...@lst.de
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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To unsubscribe from this list:
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Converting structure fields in place is always a bad idea, and in this case
by moving it into the only caller we also only have to do a single byte
swap as most fields of this structure are never used.
Signed-off-by: Christoph Hellwig
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
Reviewed-by: Tomas Henzl the...@redhat.com
Tomas
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On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
The fusion HBAs don't really use the instance template like the other
variants, as it branches off at a much higher level. So instead of
trying to squeeze megasas_fire_cmd_fusion into the wrong calling
convention call it locally with
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
drivers/scsi/megaraid/megaraid_sas_base.c:1701:6: sparse: symbol
'megasas_complete_outstanding_ioctls' was not declared. Should it be static?
Signed-off-by: Fengguang Wu fengguang...@intel.com
Reviewed-by: Tomas Henzl
On Tue, Apr 21, 2015 at 02:33:12PM +0200, Tomas Henzl wrote:
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
Swap the whole 32 bits we read from the hardware instead of swapping
just the 16bits we care about in place later.
Signed-off-by: Christoph Hellwig h...@lst.de
---
On 04/20/2015 04:21 PM, sumit.sax...@avagotech.com wrote:
This patch will create separate functions for sysPD IOs and non Read/Write
LDIOs.
Signed-off-by: Kashyap Desai kashyap.de...@avagotech.com
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
Reviewed-by: Tomas Henzl
James Smart wrote:
Add support for RDP ELS command.
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
drivers/scsi/lpfc/lpfc.h | 1 +
drivers/scsi/lpfc/lpfc_crtn.h | 2 +
drivers/scsi/lpfc/lpfc_els.c | 415
-Original Message-
From: Christoph Hellwig [mailto:h...@infradead.org]
Sent: Tuesday, April 21, 2015 6:07 PM
To: Tomas Henzl
Cc: sumit.sax...@avagotech.com; linux-scsi@vger.kernel.org;
martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com; kashyap.de...@avagotech.com
The driver currently calls kmalloc with GFP_KERNEL while holding a lock.
Fix it by doing the allocation earlier, before taking the lock.
Tested on AHA-1542B.
Signed-off-by: Ondrej Zary li...@rainbow-software.org
---
drivers/scsi/aha1542.c | 23 +++
1 file changed, 11
Primarily emulex applications that display san connectivity. There are also
some Switch mgmt suites that at least display this information. Not sure how
much they act on it.
-- james s
From: Sebastian Herbszt [herb...@gmx.de]
Sent: Tuesday, April 21,
On Tue, 2015-03-24 at 18:16 +0800, Fam Zheng wrote:
If the disk can't read capacity, we should return an error.
I'm not sure I buy this: you need to justify why.
For instance removable media return an error in revalidate that causes
the medium not present flag to be set ... do we really want to
On Tue, 04/21 19:58, James Bottomley wrote:
On Tue, 2015-03-24 at 18:16 +0800, Fam Zheng wrote:
If the disk can't read capacity, we should return an error.
I'm not sure I buy this: you need to justify why.
For instance removable media return an error in revalidate that causes
the medium
sbc_dif_generate() and sbc_dif_verify() assume that each SG element
for data transfer memory doesn't straddle the block size boundary.
However, when using SG_IO ioctl, we can choose the data transfer memory
which doesn't satisfy that alignment requirement.
This change detects such cases and
Now we can generate correct PI for WRITE SAME command, so it is
unnecessary to disallow WRITE SAME when protection info is enabled.
Signed-off-by: Akinobu Mita akinobu.m...@gmail.com
Cc: Nicholas Bellinger n...@linux-iscsi.org
Cc: Sagi Grimberg sa...@mellanox.com
Cc: Martin K. Petersen
For WRITE SAME, data transfer memory only contains a single block but
protection information is required for all blocks that are written by
the command.
This makes sbc_dif_generate() and sbc_dif_verify() work for WRITE_SAME.
Signed-off-by: Akinobu Mita akinobu.m...@gmail.com
Cc: Nicholas
Even if the device backend is initialized with protection info is
enabled, some requests don't have the protection info attached for
WRITE SAME command issued by block device helpers, WRITE command with
WRPROTECT=0 by SG_IO ioctl, etc.
So when TCM loopback fabric module is used, se_cmd-t_prot_sg
This patchset aims to fix several problems related to T10-PI support.
These patches can be applied on top of Sagi's [v1] Simlify dif_verify
routines and fixup fileio protection information code patchset.
* Changes from v1:
- Reduce code duplication a bit in target_read_prot_action()
- Fix
James Smart wrote:
Fixes those things that parse the result of what data is registered with
the fabric.
-- james
Any particular thing you got on your mind?
qla2xxx does not provide this information (yet).
Sebastian
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On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will move controller's queue depth calculation in adapter specific
functions.
Signed-off-by: Kashyap Desai kashyap.de...@avagotech.com
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
---
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
This adds endianness annotations to all data structures, and a few
variables directly referencing them.
Signed-off-by: Christoph Hellwig h...@lst.de
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Converting structure fields in place is always a bad idea, and in this case
by moving it into the only caller we also only have to do a single byte
swap as most fields of this structure are never used.
Signed-off-by: Christoph Hellwig
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Add noop conversions for all ones to make sparse happy.
Signed-off-by: Christoph Hellwig h...@lst.de
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries Storage
h...@suse.de
Looks generally good, but the MEGASAS_DEV_INDEX prototype change
should be a patch on it's own.
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On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will add support for Single Server High Availability(SSHA) cluster
support.
Here is the short decsription of changes done to add support for SSHA-
1) Host will send system's Unique ID based on DMI_PRODUCT_UUID to firmware.
-Original Message-
From: Hannes Reinecke [mailto:h...@suse.de]
Sent: Tuesday, April 21, 2015 3:52 PM
To: sumit.sax...@avagotech.com; linux-scsi@vger.kernel.org
Cc: the...@redhat.com; martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com; kashyap.de...@avagotech.com
-Original Message-
From: Hannes Reinecke [mailto:h...@suse.de]
Sent: Tuesday, April 21, 2015 3:54 PM
To: sumit.sax...@avagotech.com; linux-scsi@vger.kernel.org
Cc: the...@redhat.com; martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com; kashyap.de...@avagotech.com
2015-04-21 8:36 GMT+09:00 Akinobu Mita akinobu.m...@gmail.com:
Now we can generate correct PI for WRITE SAME command, so it is
unnecessary to disallow WRITE SAME when protection info is enabled.
I noticed that this patch has multiple problems.
@@ -381,11 +381,6 @@ fd_execute_write_same(struct
On 04/20/2015 02:33 PM, sumit.sax...@avagotech.com wrote:
This patch will update few prints.
Signed-off-by: Sumit Saxena sumit.sax...@avagotech.com
---
drivers/scsi/megaraid/megaraid_sas_base.c | 49
++---
1 files changed, 24 insertions(+), 25 deletions(-)
On 04/20/2015 02:35 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
---
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries Storage
h...@suse.de +49 911 74053 688
SUSE LINUX
On 04/20/2015 02:34 PM, sumit.sax...@avagotech.com wrote:
Signed-off-by: Christoph Hellwig h...@lst.de
---
drivers/scsi/megaraid/megaraid_sas_fusion.c |4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
Reviewed-by: Hannes Reinecke h...@suse.de
Cheers,
Hannes
--
Dr. Hannes
James Smart wrote:
The lpfc driver does not issue RFF_ID and RFT_ID in the correct sequence
Signed-off-by: Dick Kennedy dick.kenn...@emulex.com
Signed-off-by: James Smart james.sm...@emulex.com
---
drivers/scsi/lpfc/lpfc_hbadisc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
On 04/21/2015 01:15 PM, Sumit Saxena wrote:
-Original Message-
From: Hannes Reinecke [mailto:h...@suse.de]
Sent: Tuesday, April 21, 2015 3:54 PM
To: sumit.sax...@avagotech.com; linux-scsi@vger.kernel.org
Cc: the...@redhat.com; martin.peter...@oracle.com; h...@infradead.org;
-Original Message-
From: Christoph Hellwig [mailto:h...@infradead.org]
Sent: Tuesday, April 21, 2015 4:04 PM
To: sumit.sax...@avagotech.com
Cc: linux-scsi@vger.kernel.org; the...@redhat.com;
martin.peter...@oracle.com; h...@infradead.org;
jbottom...@parallels.com;
From: Luis R. Rodriguez mcg...@suse.com
If and when this gets enabled the driver could should split
up IO memory space properly and that is quite a bit of work.
Just remove the uncommented dead MTRR code then.
There are a few motivations for this:
a) Take advantage of PAT when available
b)
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