From: Jason Gunthorpe <jgg@nvidia.com>
To: "Saleem, Shiraz" <shiraz.saleem@intel.com>
Cc: Potnuri Bharat Teja <bharat@chelsio.com>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
Devesh Sharma <devesh.sharma@broadcom.com>,
Doug Ledford <dledford@redhat.com>,
"Latif, Faisal" <faisal.latif@intel.com>,
Gal Pressman <galpress@amazon.com>,
Leon Romanovsky <leon@kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>,
Naresh Kumar PBS <nareshkumar.pbs@broadcom.com>,
Selvin Xavier <selvin.xavier@broadcom.com>,
Yossi Leybovich <sleybo@amazon.com>,
Somnath Kotur <somnath.kotur@broadcom.com>,
Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
Yishai Hadas <yishaih@nvidia.com>,
Zhu Yanjun <zyjzyj2000@gmail.com>,
Greg KH <gregkh@linuxfoundation.org>,
Kees Cook <keescook@chromium.org>,
Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH 01/13] RDMA: Split the alloc_hw_stats() ops to port and device variants
Date: Mon, 17 May 2021 20:10:45 -0300 [thread overview]
Message-ID: <20210517231045.GV1002214@nvidia.com> (raw)
In-Reply-To: <b6045737954e4279939669a1f229c835@intel.com>
On Mon, May 17, 2021 at 11:06:29PM +0000, Saleem, Shiraz wrote:
> > Subject: [PATCH 01/13] RDMA: Split the alloc_hw_stats() ops to port and device
> > variants
> >
> > This is being used to implement both the port and device global stats, which is
> > causing some confusion in the drivers. For instance EFA and i40iw both seem to
> > be misusing the device stats.
> >
> > Split it into two ops so drivers that don't support one or the other can leave the op
> > NULL'd, making the calling code a little simpler to understand.
> >
> > Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
> > drivers/infiniband/core/counters.c | 4 +-
> > drivers/infiniband/core/device.c | 3 +-
> > drivers/infiniband/core/nldev.c | 2 +-
> > drivers/infiniband/core/sysfs.c | 15 +++-
> > drivers/infiniband/hw/bnxt_re/hw_counters.c | 7 +-
> > drivers/infiniband/hw/bnxt_re/hw_counters.h | 4 +-
> > drivers/infiniband/hw/bnxt_re/main.c | 2 +-
> > drivers/infiniband/hw/cxgb4/provider.c | 9 +--
> > drivers/infiniband/hw/efa/efa.h | 3 +-
> > drivers/infiniband/hw/efa/efa_main.c | 3 +-
> > drivers/infiniband/hw/efa/efa_verbs.c | 11 ++-
> > drivers/infiniband/hw/hfi1/verbs.c | 86 ++++++++++-----------
> > drivers/infiniband/hw/i40iw/i40iw_verbs.c | 19 ++++-
> > drivers/infiniband/hw/mlx4/main.c | 25 ++++--
> > drivers/infiniband/hw/mlx5/counters.c | 42 +++++++---
> > drivers/infiniband/sw/rxe/rxe_hw_counters.c | 7 +-
> > drivers/infiniband/sw/rxe/rxe_hw_counters.h | 4 +-
> > drivers/infiniband/sw/rxe/rxe_verbs.c | 2 +-
> > include/rdma/ib_verbs.h | 13 ++--
> > 19 files changed, 158 insertions(+), 103 deletions(-)
> >
>
> [...]
>
> > /**
> > - * i40iw_alloc_hw_stats - Allocate a hw stats structure
> > + * i40iw_alloc_hw_port_stats - Allocate a hw stats structure
> > * @ibdev: device pointer from stack
> > * @port_num: port number
> > */
> > -static struct rdma_hw_stats *i40iw_alloc_hw_stats(struct ib_device *ibdev,
> > - u32 port_num)
> > +static struct rdma_hw_stats *i40iw_alloc_hw_port_stats(struct ib_device *ibdev,
> > + u32 port_num)
> > {
> > struct i40iw_device *iwdev = to_iwdev(ibdev);
> > struct i40iw_sc_dev *dev = &iwdev->sc_dev; @@ -2468,6 +2468,16 @@
> > static struct rdma_hw_stats *i40iw_alloc_hw_stats(struct ib_device *ibdev,
> > lifespan);
> > }
> >
> > +static struct rdma_hw_stats *
> > +i40iw_alloc_hw_device_stats(struct ib_device *ibdev) {
> > + /*
> > + * It is probably a bug that i40iw reports its port stats as device
> > + * stats
> > + */
>
> The number of physical ports per ib device is 1.
Does something skip the port stats in this case? I don't see anything
like that?
What does the sysfs look like? Aren't there duplicated HW stats?
Jason
next prev parent reply other threads:[~2021-05-17 23:10 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-17 16:47 [PATCH 00/13] Reorganize sysfs file creation for struct ib_devices Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 01/13] RDMA: Split the alloc_hw_stats() ops to port and device variants Jason Gunthorpe
2021-05-17 23:06 ` Saleem, Shiraz
2021-05-17 23:10 ` Jason Gunthorpe [this message]
2021-05-18 0:18 ` Saleem, Shiraz
2021-05-18 0:20 ` Jason Gunthorpe
2021-05-18 21:58 ` Saleem, Shiraz
2021-05-19 12:25 ` Jason Gunthorpe
2021-05-19 16:50 ` Saleem, Shiraz
2021-05-18 3:49 ` Mark Zhang
2021-05-19 1:10 ` Saleem, Shiraz
2021-05-20 16:29 ` Jason Gunthorpe
2021-05-19 11:29 ` Gal Pressman
2021-05-19 13:44 ` Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 02/13] RDMA/core: Replace the ib_port_data hw_stats pointers with a ib_port pointer Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 03/13] RDMA/core: Split port and device counter sysfs attributes Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 04/13] RDMA/core: Split gid_attrs related sysfs from add_port() Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 05/13] RDMA/core: Simplify how the gid_attrs sysfs is created Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 06/13] RDMA/core: Simplify how the port " Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 07/13] RDMA/core: Create the device hw_counters through the normal groups mechanism Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 08/13] RDMA/core: Remove the kobject_uevent() NOP Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 09/13] RDMA/core: Expose the ib port sysfs attribute machinery Jason Gunthorpe
2021-05-17 17:12 ` Greg KH
2021-05-17 17:31 ` Jason Gunthorpe
2021-05-17 17:37 ` Greg KH
2021-05-17 16:47 ` [PATCH 10/13] RDMA/cm: Use an attribute_group on the ib_port_attribute intead of kobj's Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 11/13] RDMA/qib: Use attributes for the port sysfs Jason Gunthorpe
2021-05-17 17:11 ` Greg KH
2021-05-17 17:13 ` Jason Gunthorpe
2021-05-17 17:31 ` Greg KH
2021-05-17 18:44 ` Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 12/13] RDMA/hfi1: " Jason Gunthorpe
2021-05-17 16:47 ` [PATCH 13/13] RDMA: Change ops->init_port to ops->get_port_groups Jason Gunthorpe
2021-05-18 23:07 ` [PATCH 00/13] Reorganize sysfs file creation for struct ib_devices Nathan Chancellor
2021-05-19 13:46 ` Jason Gunthorpe
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