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9680290571
It's lockless, and userspace might chance it underneath us. That's not really a problem, all userspace gets is a slightly dysfunctional lease with the current code. But this might change, and gcc might decide to reload a few too many times, and then boom. So better safe than sorry. v2: Remove the now unused lessor_priv argument from validate_lease() (Keith). v3: Actually add everything ... silly me. Cc: Keith Packard <keithp@keithp.com> Cc: Dave Airlie <airlied@gmail.com> Acked-by: Keith Packard <keithp@keithp.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181105101211.22737-1-daniel.vetter@ffwll.ch
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.