Re: [RFC][PATCH] x86: Verify access_ok() context

From: Thomas Gleixner
Date: Mon Jan 16 2017 - 16:46:09 EST


On Mon, 16 Jan 2017, David Smith wrote:

> If you call access_ok() with page faulting disabled, you'll still see
> this new warning.

And how so? It's just checking for task context. page fault disable/enable
has absolutely nothing to do with that.

> If you put that new access_ok() call in a module that gets
> loaded/unloaded, you see one warning for every module load, which gets a
> bit annoying.

Can you please elaborate where this access_ok() is placed in the module
code?

Thanks,

tglx