skip_vpd_pages
scsi_device parameter to bypass VPD scanning.
Also blacklist the offending Seagate drive model.
Reported-by: Mike Snitzer snit...@redhat.com
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index 43fca91
that
bit when issuing flush_cmnd.
But it would be something we would do manually on a per-device basis and
not something that is automatically keyed off of NV_SUP (SYNC_NV doesn't
require NV_SUP, btw., so that's not even a valid check).
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with scsi_debug_unmap_alignment == 0 is the logical
Akinobu blocks from 0 to scsi_debug_unmap_alignment - 1 cannot be
Akinobu unmapped. But the difference is not properly handled in the
Akinobu current code.
Akinobu So this prohibits such unusual setting.
Acked-by: Martin K. Petersen martin.peter
, it is a index of probisioning map (map_storep).
Acked-by: Martin K. Petersen martin.peter...@oracle.com
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these functions will be done by
Akinobu forthcoming patches.
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More
of memset().
Akinobu Otherwise it will cause problem on big-endian architecture if
Akinobu the number of bits is not a multiple of BITS_PER_LONG.
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Akinobu == Akinobu Mita akinobu.m...@gmail.com writes:
Akinobu This problem is due to the wrong translation between LBA and
Akinobu index of provisioning map. Fix it by using correct translation
Akinobu functions added previously.
Acked-by: Martin K. Petersen martin.peter...@oracle.com
was reported recently by Keith Busch.
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
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scsi_debug_lbp() returns true, i.e. logical block
Akinobu provisioning is enabled.
Acked-by: Martin K. Petersen martin.peter...@oracle.com
Akinobu Because scsi_debug_unmap_granularity cannot be zero with usual
Akinobu setting: scsi_debug_unmap_granularity is 1 by default, and it
Akinobu can
issue that invalid kmap address is used
Akinobu for kunmap_atomic(): the kmap address 'daddr' is incremented in
Akinobu the loop for each data page, and it can reach the next page
Akinobu boundary.
That fix is fine.
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Akinobu == Akinobu Mita akinobu.m...@gmail.com writes:
+ sector += len / sizeof(*dif_storep);
I'd rather see sizeof(struct scsi_dif_tuple) here. But that's just
personal preference. Otherwise ok.
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of
scsi_debug_dix. But it's very important to me that I'm able to set
P_TYPE and the host protection mask as I see fit using the module
parameters. Even when the combination of options don't make strict
sense.
Acked-by: Martin K. Petersen martin.peter...@oracle.com
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please test the patch below?
Florian This goes on and on.
The second question is what it is that's issuing these zeroouts at boot?
Which filesystem are you using? What's your DM/MD config?
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3w-: Create sense buffer for unsupported commands
would seem to be
James this.
Patch ok as a short term fix.
Longer term I'd like to provide a helper function that HBAs can call to
validate the data and PI scatterlists.
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expect RDPROTECT/WRPROTECT 0 to fail, but they
should succeed if the device is formatted with PI.
FWIW, my slightly outdated document is here:
https://oss.oracle.com/~mkp/docs/linux-advanced-storage.pdf
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) before we give up.
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index c1b05a8..91adc52 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -44,8 +44,6 @@
static void scsi_eh_done(struct
to tune this as it can take several iterations (bus device, target, bus,
controller) before we give up.
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index c1b05a8..91adc52 100644
--- a/drivers/scsi/scsi_error.c
+++ b
not required and the
Baruch Linux kernel currently reaches to this big hammer too fast.
I'm also working on a patch to add some heuristics to avoid the HBA and
bus resets if I/O is completing successfully on other attached
targets. But that's an orthogonal issue.
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completing successfully on
other targets connected to the same HBA.
So at some point we do need to give up and escalate to a full HBA
reset. We would just like to defer that hammer until we have run out of
other options.
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, if it is not
Ronnie SBC-3 and if PROTECT is clear, then the test will be skipped but
Ronnie not fail if the opcode is missing.
*nod*
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in line with how Unix works...
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of these things more palatable at the block/SCSI level. Akinobu
voiced interest in finishing the scsi_debug work on top of my code.
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consider
it a failure when we start having applications that know about hardware
intricacies, cylinders/heads/sectors, etc. That road leads straight to
the 1980s...
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means write entire device.
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specimens that report MAX WRITE SAME BLOCKS.
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[PATCH] sd: Update WRITE SAME heuristics
SATA drives located behind a SAS controller would incorrectly receive
WRITE SAME commands. Tweak the heuristics so that:
- If REPORT SUPPORTED OPERATION CODES
excessive.
However, I personally don't care too much about 32-bit platforms, so...
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Nick Controller
Nick Driver Version 1.20.00.15 2010/08/05
Nick [...]
Interesting. Please provide the output of:
# sg_inq /dev/sdd
# sg_vpd /dev/sdd
# sg_vpd -p ai /dev/sdd
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Bernd == Bernd Schubert bernd.schub...@fastmail.fm writes:
Bernd I tested this patch with ARC-1260 and F/W V1.49, no issues.
It could be due to the firmware version discrepancy.
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the following instead?
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SCSI: Don't attempt to send extended INQUIRY command if skip_vpd_pages is set
If a device has the skip_vpd_pages flag set we should simply fail the
scsi_get_vpd_page() call.
Signed-off-by: Martin K. Petersen
Alan == Alan Stern st...@rowland.harvard.edu writes:
Alan In the case of these bug reports, the scsi_report_opcode() call
Alan returns -EINVAL.
Oh, right. Because I actually do an explicit SCSI version check in
scsi_report_opcode(). That's OK, then...
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as the sg commands are concerned...
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to find a good
blacklist trigger. And that's tricky given that Areca allows you
manually specify the SCSI model string for each volume...
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in the stable
Alan kernels as soon as possible.
James?
[PATCH] SCSI: Don't attempt to send extended INQUIRY command if skip_vpd_pages
is set
If a device has the skip_vpd_pages flag set we should simply fail the
scsi_get_vpd_page() call.
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
that tomorrow, I just need the system as it is till
Bernd tomorrow noon.
That would be a great data point. I don't have any Areca boards.
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. The controller firmware in this case.
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for you?
Do we get an appropriate error back when we try to issue WRITE SAME
10/16? If so, I'm OK with this fix.
And thanks for looking into this!
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://marc.info/?l=linux-scsim=137536767805820w=2
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Martin == Martin K Petersen martin.peter...@oracle.com writes:
And against upstream...
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commit 6d6db0df277b46ea538be5c70e89347436a8a114
Author: Martin K. Petersen martin.peter...@oracle.com
Date: Sat Aug 10 17:55:58 2013 -0400
) etc. was mostly to annotate the
endian-sensitive parameters in case somebody changes them in the future.
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diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c
b/drivers/scsi/megaraid/megaraid_sas_base.c
index 7bf9c5c..154e9e1 100644
@@ -1170,7
!
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systems. But I didn't want to
clutter the initial submission.
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:
+ data_len += (data_len 12) * 8;
+ break;
+ default:
+ data_len +=
+ (data_len ilog2(sc-device-sector_size)) *
8;
+ }
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Akinobu == Akinobu Mita akinobu.m...@gmail.com writes:
Akinobu This change makes the scsi disk driver handle the requests
Akinobu whose transfer length is greater than 0x with READ_16 or
Akinobu WRITE_16.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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, so that SCSI lower
Akinobu level drivers can specify more than 0x.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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not changing defaults
for any of the HBA ASICs I'm OK with it.
But I would like us to be very cautious about going above 0x blocks
in general. I have seen several devices that misbehave if you do. Or
garble any blocks beyond 0x.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
In such case, USHRT_MAX is more preferable than the lower 16
Akinobu bits of max_sectors.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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the max_hw_sectors queue limit.
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 321faf603035..56018f37518d 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2228,7 +2228,11 @@ got_data:
}
}
- sdp
-by: Martin K. Petersen martin.peter...@oracle.com
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Or == Or Gerlitz or.gerl...@gmail.com writes:
Or Just to make sure, by 3.16 you also mean 3.15.y, right?
Yes.
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More
of recalculating the transport's cmd-data_length
nab from values within the CDB w/ prot=1.
nab MKP, WDYT..?
My general feeling is that once sbc on the target sees {rd,wr}protect
0 we're in the territory where you should start separating data and
PI internally.
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transfer length from the scsi command data
Sagi length and protection attributes.
Looks good!
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Christoph == Christoph Hellwig h...@infradead.org writes:
Deprecate the tagging functions.
Christoph This patch doesn't just deprecate them but outright removes
Christoph them.
Fixed.
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;
};
That's the way Jens has done it in struct request. I think I like that
better and it doesn't send the same up-for-grabs signal that a void
pointer might.
Jens: Any preference?
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Christoph == Christoph Hellwig h...@infradead.org writes:
Christoph On Wed, May 28, 2014 at 11:28:39PM -0400, Martin K. Petersen wrote:
The protection interval is not necessarily tied to the logical block
size of a block device. Stop using the terms sector and sectors.
Christoph This does
Christoph == Christoph Hellwig h...@infradead.org writes:
Christoph On Wed, May 28, 2014 at 11:28:43PM -0400, Martin K. Petersen wrote:
Move flags affecting the integrity code out of the bio bi_flags and
into the block integrity payload.
Christoph It seems like bip is guaranteed to be non
to convert it to IP checksum.
Another example is qualification tooling that needs to be able to write
a block with bad PI out to storage. In that case we also have to tell
the HBA to ignore checking the PI and that it shouldn't attempt a
checksum conversion.
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, split and stacked. After
talking to nab about his needs for target I figured it was better to
just define new error codes and handle them like Hannes did for the
extended SCSI errors.
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/.
Fine by me. Jens?
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we received a request with no bio.
Does this happen with later kernels?
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remove REQ_DISCARD from
that helper for now.
It's also a good idea to disable discard and write same on the client
side when you set up the request queue:
blk_queue_max_discard_sectors(q, 0);
blk_queue_max_write_same_sectors(q, 0);
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bios.
Lars linux upstream DRBD also does blk_queue_max_write_same_sectors(q,
Lars 0) and blk_queue_max_discard_sectors(q, DRBD_MAX_DISCARD_SECTORS)
Great!
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Mike == Mike Christie micha...@cs.wisc.edu writes:
+ unsigned int xfer_len = blk_rq_bytes(scmd-request);
Mike Can you do bidi and dif/dix?
Nope.
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-by: Mike Christie micha...@cs.wisc.edu
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 42ed789ebafc..e0ae71098144 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -318,7 +318,7 @@ static inline
on the context the wrapper is called in. I think
iscsi is the only place where there's a distinction thanks to bidi.
Looks like there are several places where that's done. In that case I
wonder if we should have explicit scsi_in_transfer_length() and
scsi_out_transfer_length() wrappers?
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Mike == Mike Christie micha...@cs.wisc.edu writes:
Mike It would be nice to just have one function to call and it just do
Mike the right thing for the drivers.
But what is the right thing when there are buffers for both directions?
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into that if there is a need.
Do different clients share that context? I.e. does a synchronous discard
block other clients from accessing the drbd server?
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a scsi_data_buffer to
Christoph scsi_transfer_length(), and let the caller use
Christoph scsi_in/scsi_out to find the right one.
I'm perfectly OK with that approach.
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Christoph == Christoph Hellwig h...@infradead.org writes:
Christoph On Wed, Jun 11, 2014 at 09:30:34PM -0400, Martin K. Petersen wrote:
/sys/block/foo/integrity/disk_is_formatted_with_pi
/sys/block/foo/integrity/disk_is_integrity_capable
/sys/block/foo/integrity/disk_supports_storing_pi
to
Lars worker threads. I'd prefer to have an async submit path.
OK, I'll chew on it.
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adam == adam radford aradf...@gmail.com writes:
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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More
adam == adam radford aradf...@gmail.com writes:
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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More
-by: Martin K. Petersen martin.peter...@oracle.com
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adam == adam radford aradf...@gmail.com writes:
Adam,
Looks like all callers of megasas_get_ld_vf_affiliation() set initial to
0. So you can drop a bunch of code and that'll also take care of one
indentation level.
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)
Doug Signed-off-by: Douglas Gilbert dgilb...@interlog.com
I agree that the original version is a bit misleading.
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Signed-off-by: Douglas Gilbert dgilb...@interlog.com
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More
Christoph == Christoph Hellwig h...@infradead.org writes:
Christoph Looks good, Reviewed-by: Christoph Hellwig h...@lst.de
Christoph Can I get another review, too please?
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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not populate the sas_addr.
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what does the storsvc report as its thin provisioning capabilities?
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this up in my integrity patch set since we already have
the flag to determine whether to transfer PI or not.
I'll get those patches out today.
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page inquiries on devices that are known to support them.
Reported-by: KY Srinivasan k...@microsoft.com
Signed-off-by: Martin K. Petersen martin.peter...@oracle.com
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 4a6e4ba5a400..a5b1a224628a 100644
--- a/drivers/scsi/scsi_scan.c
Christoph == Christoph Hellwig h...@lst.de writes:
Christoph scsi_init_io should only be called for requests that transfer
Christoph data, so move the assert that a request has segments from the
Christoph callers into scsi_init_io.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
Christoph and zero out the CDB, and just leave the call to scsi_init_io
Christoph to the ULDs.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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Christoph == Christoph Hellwig h...@lst.de writes:
Could have a slightly more verbose patch description. Otherwise OK.
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good.
Christoph Also rename scsi_setup_flush_cmnd to sd_setup_flush_cmnd for
Christoph consistency.
Been wanting to do that for ages...
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by
* scsi_init_io() we set __data_len to the size of the area to be
* discarded on disk. This allows us to report completion on the full
* amount of blocks described by the request.
*/
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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Christoph == Christoph Hellwig h...@lst.de writes:
Christoph Currently cmd-allowed is initialized from rq-retries for
Christoph discard commands, but retries is always 0 for non-BLOCK_PC
Christoph requests. Set it to the standard number of retries instead.
Reviewed-by: Martin K. Petersen
Christoph == Christoph Hellwig h...@lst.de writes:
Christoph Currently cmd-allowed is initialized from rq-retries for
Christoph write same commands, but retries is always 0 for non-BLOCK_PC
Christoph requests. Set it to the standard number of retries instead.
Reviewed-by: Martin K. Petersen
Christoph == Christoph Hellwig h...@lst.de writes:
Christoph Factor out a function to initialize regular read/write
Christoph commands and leave sd_init_command as a simple dispatcher to
Christoph the different prepare routines.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
Christoph == Christoph Hellwig h...@lst.de writes:
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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More
of
Sreekanth MSI-X vectors supported by the HBA, the number of CPU cores
Sreekanth and the value set to max_msix_vectors module parameters.
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of
Sreekanth MSI-X vectors supported by the HBA, the number of CPU cores
Sreekanth and the value set to max_msix_vectors module parameters.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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Tool to send a
Sreekanthstring to IOC's Console using different console types (eg:
SreekanthUART serial terminal or Ethernet terminal).
Sreekanth The copyright in the mpi files is updated for year 2014
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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Sreekanth == Reddy, Sreekanth sreekanth.re...@avagotech.com writes:
Sreekanth Copyright in driver sources is updated for year the 2014.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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that tracks the
Sreekanth status of Predictive Failure LED. When the drive is removed,
Sreekanth this flag is checked and sends the SEP message to turn off
Sreekanth the respective Predictive Failure LED.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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Sreekanth == Reddy, Sreekanth sreekanth.re...@avagotech.com writes:
Sreekanth Bump mpt2sas driver version to 17.100.00.00.
Reviewed-by: Martin K. Petersen martin.peter...@oracle.com
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? You'll end up exceeding the
size of the LBA field.
What if you're using a 16-byte CDB and the target device LBA is 2TB?
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is done this way, we'd have a lot more
James leverage.
Unless it's a trivial bug fix Oracle won't take anything that's not
accepted upstream. We are working with Avago/LSI to streamline their
driver process to be a better fit for both upstream development and
distro kernels.
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