Thread (1 message) 1 message, 1 author, 2016-09-13

Re: [RFC 00/11] QLogic RDMA Driver (qedr) RFC

From: Jason Gunthorpe <hidden>
Date: 2016-09-13 15:40:00
Also in: linux-rdma

On Tue, Sep 13, 2016 at 08:44:06AM +0000, Ram Amrani wrote:
Hi Jason,
I see that "include/uapi/rdma" contains API that is common.
It is intended to contain *all* the uapi.
The qedr_user.h, that I assume you are referring to, is a qedr specific API.
For example, we issue the ib_copy_to_udata() on structures defined in the file.
So per my understanding it is in place.
Anything that is used with copy_to/from_user, ib_copy_to/from_udata,
etc, etc must be in a include/uapi header.

Any constant you might want to copy into your userspace provider must
be in include/uapi.

Avoid copying headers in your user space and use the standard kernel
names to access your driver's uapi.

Jason
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