> -Original Message-
> From: Venkatesh Srinivas [mailto:venkate...@google.com]
> Sent: Monday, March 23, 2015 5:23 PM
> To: KY Srinivasan
> Cc: gre...@linuxfoundation.org; Linux Kernel Developers List;
> de...@linuxdriverproject.org; oher...@suse.com; James E.J. Bottomley;
> Christoph Hel
On Mon, Mar 23, 2015 at 2:06 PM, K. Y. Srinivasan wrote:
> Size the queue depth based on the ringbuffer size. Also accomodate for the
> fact that we could have multiple channels (ringbuffers) per adaptor.
>
> Signed-off-by: K. Y. Srinivasan
> Reviewed-by: Long Li
> ---
> drivers/scsi/storvsc_dr
> -Original Message-
> From: devel [mailto:driverdev-devel-boun...@linuxdriverproject.org] On
> Behalf Of K. Y. Srinivasan
> Sent: Monday, March 23, 2015 2:07 PM
> To: gre...@linuxfoundation.org; linux-ker...@vger.kernel.org;
> de...@linuxdriverproject.org; oher...@suse.com; jbottom...@pa
> -Original Message-
> From: devel [mailto:driverdev-devel-boun...@linuxdriverproject.org] On
> Behalf Of K. Y. Srinivasan
> Sent: Monday, March 23, 2015 2:07 PM
> To: gre...@linuxfoundation.org; linux-ker...@vger.kernel.org;
> de...@linuxdriverproject.org; oher...@suse.com; jbottom...@pa
Increase the default ring buffer size as this can significantly
improve performance especially on high latency storage back-ends.
Signed-off-by: K. Y. Srinivasan
Reviewed-by: Long Li
---
drivers/scsi/storvsc_drv.c |2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers
The storage protocol informs the guest of the I/O capabilities of the storage
stack. Retrieve this information and use it in the guest.
Signed-off-by: K. Y. Srinivasan
Reviewed-by: Long Li
---
drivers/scsi/storvsc_drv.c |6 ++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git
The current code assumes that the scatterlists presented are not chained.
Fix the code to not make this assumption.
Signed-off-by: K. Y. Srinivasan
---
drivers/scsi/storvsc_drv.c | 98 +--
1 files changed, 57 insertions(+), 41 deletions(-)
diff --git a/
Size the queue depth based on the ringbuffer size. Also accomodate for the
fact that we could have multiple channels (ringbuffers) per adaptor.
Signed-off-by: K. Y. Srinivasan
Reviewed-by: Long Li
---
drivers/scsi/storvsc_drv.c | 27 ---
1 files changed, 16 insertions(
Set the tablesize based on the information given by the host.
Signed-off-by: K. Y. Srinivasan
Reviewed-by: Long Li
---
v2: Rebase the code and enable clustering
drivers/scsi/storvsc_drv.c | 89 +++
1 files changed, 64 insertions(+), 25 deletion
The current code always sent packets without data on the primary channel.
Properly distribute sending of packets with no data amongst all available
channels. I would like to thank Long Li for noticing this problem.
Signed-off-by: K. Y. Srinivasan
Reviewed-by: Long Li
---
drivers/scsi/storvsc_dr
We may exit this function without properly freeing up the maapings
we may have acquired. Fix the bug.
Signed-off-by: K. Y. Srinivasan
Cc:
---
drivers/scsi/storvsc_drv.c | 15 ---
1 files changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/sc
This patch-set addresses perf issues discovered on the Azure storage stack.
These patches also fix a couple of bugs.
K. Y. Srinivasan (7):
scsi: storvsc: Increase the ring buffer size
scsi: storvsc: Size the queue depth based on the ringbuffer size
scsi: storvsc: Always send on the selected
On 03/17/2015 09:06 PM, Don Brace wrote:
> From: Webb Scales
>
> 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 adde
Hi Mark,
On Tue, Mar 03, 2015 at 02:36:19PM -0500, Mark Hounschell wrote:
> It looks like this problem is NOT a bug with the SCSI aic7xxx driver
> after all. I can duplicate this BUG very easily with other hardware.
> Simply removing a driver module (whether it its self, has actually
> used any o
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On Mon, 2015-03-23 at 09:53 +0100, Christian Hesse wrote:
>
> I reverted these two commits:
>
> commit 3a9794d32984b67a6d8992226918618f0e51e5d5
> Author: Brian King
> Date: Thu Jan 29 15:54:40 2015 -0600
>
> sd: Fix max transfer length for 4k disks
>
> commit bcdb247c6b6a1f3e72b9b787b73f
On 3/21/2015 8:16 AM, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger
This patch converts iscsi-target code to use modern kthread.h API
callers for creating RX/TX threads for each new iscsi_conn descriptor,
and releasing associated RX/TX threads during connection shutdown.
This is done u
Ewan Milne on Fri, 2015/03/20 11:04:
> On Fri, 2015-03-20 at 15:31 +0100, Christian Hesse wrote:
> > Ewan Milne on Fri, 2015/03/20 09:51:
> > > On Fri, 2015-03-20 at 13:57 +0100, Christian Hesse wrote:
> > > > Hello everybody!
> > > >
> > > > I reported this issue at LKML [0] but received no ans
Christian Hesse on Fri, 2015/03/20 18:59:
> Ewan Milne on Fri, 2015/03/20 11:46:
> > On Fri, 2015-03-20 at 16:24 +0100, Christian Hesse wrote:
> > > I found 'max_sectors_kb' which is inside in directory called 'queue'. Is
> > > that the value you asked for?
> > >
> > > for 4.0 git:
> > >
> > >
On 03/22/2015 05:31 PM, Michael Opdenacker wrote:
> This replaces kmalloc + memset by a call to kzalloc
> (or kcalloc when appropriate, which zeroes memory too)
>
> This also fixes one checkpatch.pl issue in the process.
>
> This improvement was suggested by "make coccicheck"
>
> Signed-off-by:
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