* [PATCH 0/2] mpi3mr: Use shared host tagset
@ 2022-06-28 7:48 Sreekanth Reddy
2022-06-28 7:48 ` [PATCH 1/2] mpi3mr: Enable " Sreekanth Reddy
` (3 more replies)
0 siblings, 4 replies; 8+ messages in thread
From: Sreekanth Reddy @ 2022-06-28 7:48 UTC (permalink / raw)
To: linux-scsi; +Cc: martin.petersen, Sreekanth Reddy
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- Enabled the shared host tagset,
- Also increased the cmd_per_lun to 128.
Sreekanth Reddy (2):
mpi3mr: Enable shared host tagset
mpi3mr: Increase cmd_per_lun to 128
drivers/scsi/mpi3mr/mpi3mr.h | 2 +-
drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
--
2.27.0
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^ permalink raw reply [flat|nested] 8+ messages in thread
* [PATCH 1/2] mpi3mr: Enable shared host tagset
2022-06-28 7:48 [PATCH 0/2] mpi3mr: Use shared host tagset Sreekanth Reddy
@ 2022-06-28 7:48 ` Sreekanth Reddy
2022-06-28 15:02 ` John Garry
2022-06-28 7:48 ` [PATCH 2/2] mpi3mr: Increase cmd_per_lun to 128 Sreekanth Reddy
` (2 subsequent siblings)
3 siblings, 1 reply; 8+ messages in thread
From: Sreekanth Reddy @ 2022-06-28 7:48 UTC (permalink / raw)
To: linux-scsi; +Cc: martin.petersen, Sreekanth Reddy
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Enable shared host tagset to make sure that total outstanding
IOs count won't cross controller's can_queue.
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
index d8c195b..da85eda 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
@@ -4321,6 +4321,8 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
shost->max_channel = 0;
shost->max_id = 0xFFFFFFFF;
+ shost->host_tagset = 1;
+
if (prot_mask >= 0)
scsi_host_set_prot(shost, prot_mask);
else {
--
2.27.0
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^ permalink raw reply related [flat|nested] 8+ messages in thread
* [PATCH 2/2] mpi3mr: Increase cmd_per_lun to 128
2022-06-28 7:48 [PATCH 0/2] mpi3mr: Use shared host tagset Sreekanth Reddy
2022-06-28 7:48 ` [PATCH 1/2] mpi3mr: Enable " Sreekanth Reddy
@ 2022-06-28 7:48 ` Sreekanth Reddy
2022-07-07 20:48 ` [PATCH 0/2] mpi3mr: Use shared host tagset Martin K. Petersen
2022-07-14 4:22 ` Martin K. Petersen
3 siblings, 0 replies; 8+ messages in thread
From: Sreekanth Reddy @ 2022-06-28 7:48 UTC (permalink / raw)
To: linux-scsi; +Cc: martin.petersen, Sreekanth Reddy
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Increase cmd_per_lun to 128.
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
drivers/scsi/mpi3mr/mpi3mr.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
index 0e1cb4a..0557dbf 100644
--- a/drivers/scsi/mpi3mr/mpi3mr.h
+++ b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -71,7 +71,7 @@ extern atomic64_t event_counter;
#define MPI3MR_SG_DEPTH (MPI3MR_PAGE_SIZE_4K / sizeof(struct mpi3_sge_common))
/* Definitions for MAX values for shost */
-#define MPI3MR_MAX_CMDS_LUN 7
+#define MPI3MR_MAX_CMDS_LUN 128
#define MPI3MR_MAX_CDB_LENGTH 32
/* Admin queue management definitions */
--
2.27.0
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^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [PATCH 1/2] mpi3mr: Enable shared host tagset
2022-06-28 7:48 ` [PATCH 1/2] mpi3mr: Enable " Sreekanth Reddy
@ 2022-06-28 15:02 ` John Garry
2022-06-28 17:41 ` Sreekanth Reddy
0 siblings, 1 reply; 8+ messages in thread
From: John Garry @ 2022-06-28 15:02 UTC (permalink / raw)
To: Sreekanth Reddy, linux-scsi; +Cc: martin.petersen
On 28/06/2022 08:48, Sreekanth Reddy wrote:
> Enable shared host tagset to make sure that total outstanding
> IOs count won't cross controller's can_queue.
>
> Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
> ---
> drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
> index d8c195b..da85eda 100644
> --- a/drivers/scsi/mpi3mr/mpi3mr_os.c
> +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
> @@ -4321,6 +4321,8 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> shost->max_channel = 0;
> shost->max_id = 0xFFFFFFFF;
>
> + shost->host_tagset = 1;
> +
nit: any reason not to set the flag in the scsi_host_template instead?
> if (prot_mask >= 0)
> scsi_host_set_prot(shost, prot_mask);
> else {
^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 1/2] mpi3mr: Enable shared host tagset
2022-06-28 15:02 ` John Garry
@ 2022-06-28 17:41 ` Sreekanth Reddy
2022-06-28 17:49 ` John Garry
0 siblings, 1 reply; 8+ messages in thread
From: Sreekanth Reddy @ 2022-06-28 17:41 UTC (permalink / raw)
To: John Garry; +Cc: linux-scsi, Martin K. Petersen
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On Tue, Jun 28, 2022 at 8:32 PM John Garry <john.garry@huawei.com> wrote:
>
> On 28/06/2022 08:48, Sreekanth Reddy wrote:
> > Enable shared host tagset to make sure that total outstanding
> > IOs count won't cross controller's can_queue.
> >
> > Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
> > ---
> > drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
> > index d8c195b..da85eda 100644
> > --- a/drivers/scsi/mpi3mr/mpi3mr_os.c
> > +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
> > @@ -4321,6 +4321,8 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> > shost->max_channel = 0;
> > shost->max_id = 0xFFFFFFFF;
> >
> > + shost->host_tagset = 1;
> > +
>
> nit: any reason not to set the flag in the scsi_host_template instead?
There is no specific reason. Please let me know if I need to repost
the patch with the host_tagset flag set in the scsi_host_template.
>
> > if (prot_mask >= 0)
> > scsi_host_set_prot(shost, prot_mask);
> > else {
>
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^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 1/2] mpi3mr: Enable shared host tagset
2022-06-28 17:41 ` Sreekanth Reddy
@ 2022-06-28 17:49 ` John Garry
0 siblings, 0 replies; 8+ messages in thread
From: John Garry @ 2022-06-28 17:49 UTC (permalink / raw)
To: Sreekanth Reddy; +Cc: linux-scsi, Martin K. Petersen
On 28/06/2022 18:41, Sreekanth Reddy wrote:
> On Tue, Jun 28, 2022 at 8:32 PM John Garry <john.garry@huawei.com> wrote:
>>
>> On 28/06/2022 08:48, Sreekanth Reddy wrote:
>>> Enable shared host tagset to make sure that total outstanding
>>> IOs count won't cross controller's can_queue.
>>>
>>> Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
>>> ---
>>> drivers/scsi/mpi3mr/mpi3mr_os.c | 2 ++
>>> 1 file changed, 2 insertions(+)
>>>
>>> diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
>>> index d8c195b..da85eda 100644
>>> --- a/drivers/scsi/mpi3mr/mpi3mr_os.c
>>> +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
>>> @@ -4321,6 +4321,8 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
>>> shost->max_channel = 0;
>>> shost->max_id = 0xFFFFFFFF;
>>>
>>> + shost->host_tagset = 1;
>>> +
>>
>> nit: any reason not to set the flag in the scsi_host_template instead?
>
> There is no specific reason. Please let me know if I need to repost
> the patch with the host_tagset flag set in the scsi_host_template.
>
You don't need to repost just for me. I was just hinting that this can
be set in the scsi_host_template, which is a bit neater.
Thanks,
John
>>
>>> if (prot_mask >= 0)
>>> scsi_host_set_prot(shost, prot_mask);
>>> else {
>>
^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 0/2] mpi3mr: Use shared host tagset
2022-06-28 7:48 [PATCH 0/2] mpi3mr: Use shared host tagset Sreekanth Reddy
2022-06-28 7:48 ` [PATCH 1/2] mpi3mr: Enable " Sreekanth Reddy
2022-06-28 7:48 ` [PATCH 2/2] mpi3mr: Increase cmd_per_lun to 128 Sreekanth Reddy
@ 2022-07-07 20:48 ` Martin K. Petersen
2022-07-14 4:22 ` Martin K. Petersen
3 siblings, 0 replies; 8+ messages in thread
From: Martin K. Petersen @ 2022-07-07 20:48 UTC (permalink / raw)
To: Sreekanth Reddy; +Cc: linux-scsi, martin.petersen
Sreekanth,
> - Enabled the shared host tagset,
> - Also increased the cmd_per_lun to 128.
Applied to 5.20/scsi-staging, thanks!
--
Martin K. Petersen Oracle Linux Engineering
^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 0/2] mpi3mr: Use shared host tagset
2022-06-28 7:48 [PATCH 0/2] mpi3mr: Use shared host tagset Sreekanth Reddy
` (2 preceding siblings ...)
2022-07-07 20:48 ` [PATCH 0/2] mpi3mr: Use shared host tagset Martin K. Petersen
@ 2022-07-14 4:22 ` Martin K. Petersen
3 siblings, 0 replies; 8+ messages in thread
From: Martin K. Petersen @ 2022-07-14 4:22 UTC (permalink / raw)
To: linux-scsi, Sreekanth Reddy; +Cc: Martin K . Petersen
On Tue, 28 Jun 2022 13:18:46 +0530, Sreekanth Reddy wrote:
> - Enabled the shared host tagset,
> - Also increased the cmd_per_lun to 128.
>
> Sreekanth Reddy (2):
> mpi3mr: Enable shared host tagset
> mpi3mr: Increase cmd_per_lun to 128
>
> [...]
Applied to 5.20/scsi-queue, thanks!
[1/2] mpi3mr: Enable shared host tagset
https://git.kernel.org/mkp/scsi/c/465191d6526a
[2/2] mpi3mr: Increase cmd_per_lun to 128
https://git.kernel.org/mkp/scsi/c/d29ea7b71621
--
Martin K. Petersen Oracle Linux Engineering
^ permalink raw reply [flat|nested] 8+ messages in thread
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2022-06-28 7:48 [PATCH 0/2] mpi3mr: Use shared host tagset Sreekanth Reddy
2022-06-28 7:48 ` [PATCH 1/2] mpi3mr: Enable " Sreekanth Reddy
2022-06-28 15:02 ` John Garry
2022-06-28 17:41 ` Sreekanth Reddy
2022-06-28 17:49 ` John Garry
2022-06-28 7:48 ` [PATCH 2/2] mpi3mr: Increase cmd_per_lun to 128 Sreekanth Reddy
2022-07-07 20:48 ` [PATCH 0/2] mpi3mr: Use shared host tagset Martin K. Petersen
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