Re: [PATCH v3 13/13] Kconfig/Makefile

[Randy Dunlap]

On Sun, 10 Dec 2006 16:39:16 -0600 Steve Wise wrote:

>  drivers/infiniband/Kconfig              |    1 +
>  drivers/infiniband/Makefile             |    1 +
>  drivers/infiniband/hw/cxgb3/Kconfig     |   27 +++++++++++++++++++++++++++
>  drivers/infiniband/hw/cxgb3/Makefile    |   12 ++++++++++++
>  drivers/infiniband/hw/cxgb3/locking.txt |   25 +++++++++++++++++++++++++
>  5 files changed, 66 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/infiniband/hw/cxgb3/Kconfig b/drivers/infiniband/hw/cxgb3/Kconfig
> new file mode 100644
> index 0000000..84f0f6e
> --- /dev/null
> +++ b/drivers/infiniband/hw/cxgb3/Kconfig
> @@ -0,0 +1,27 @@
> +config INFINIBAND_CXGB3
> +	tristate "Chelsio RDMA Driver"
> +	depends on CHELSIO_T3 && INFINIBAND
> +	select GENERIC_ALLOCATOR
> +	---help---
> +	  This is an iWARP/RDMA driver for the Chelsio T3 1GbE and
> +	  10GbE adapters.
> +
> +          For general information about Chelsio and our products, visit
> +          our website at <http://www.chelsio.com>.
> +
> +          For customer support, please visit our customer support page at
> +          <http://www.chelsio.com/support.htm>.
> +
> +          Please send feedback to <linux-bugs@xxxxxxxxxxx>.
> +
> +          To compile this driver as a module, choose M here: the module
> +          will be called iw_cxgb3.

Please indent all of that the same amount.
Kconfig help text should be indented 1 tab + 2 spaces,
like the first 2 lines are.


> diff --git a/drivers/infiniband/hw/cxgb3/locking.txt b/drivers/infiniband/hw/cxgb3/locking.txt
> new file mode 100644
> index 0000000..e5e9991
> --- /dev/null
> +++ b/drivers/infiniband/hw/cxgb3/locking.txt
> @@ -0,0 +1,25 @@
> +cq lock:
> +	- spin lock
> +	- used to synchronize the t3_cq
> +
> +qp lock:
> +	- spin lock
> +	- used to synchronize updates to the qp state, attrs, and the t3_wq.
> +	- touched on interrupt and process context
> +	
> +rnicp lock:
> +	- spin lock
> +	- touched on interrupt and process context
> +	- used around lookup tables mapping CQID and QPID to a structure.
> +	- used also to bump the refcnt atomically with the lookup.
> +
> +poll:
> +	lock+disable on cq lock
> +		lock qp lock for each cqe that is polled around the call
> +		to cxio_poll_cq().
> +	
> +post: 
> +	lock+disable qp lock
> +
> +global mutex iwch_mutex:
> +	used to maintain global device list.

Should be in Documentation/infiniband/.
Docs go in the Documentation/ dir, not in drivers/ dir.

---
~Randy
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