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Paul E. McKenney
ebc88ad491
rcu: Comment rcu_gp_init() code waiting for CPU-hotplug operations
Near the beginning of rcu_gp_init() is a per-rcu_node loop that waits for CPU-hotplug operations that might have started before the new grace period did. This commit adds a comment explaining that this wait does not exclude CPU-hotplug operations. Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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. 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.
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