Jan Kiszka wrote:
> From: Jan Kiszka <jan.kis...@siemens.com>
> Two changes in one as they are tightly related: Once close is called,
> remove the file descriptor from open table, allowing its reuse while
> close for the previous user proceeds.
> The second and major part of the patch avoids time-based polling while
> waiting for context references to be dropped. This specifically helps in
> scenarios where references can be held for a longer time beyond the
> first close.

A few set_bit and clear_bit with an xnlock locked. Could not these been
replaced with __set_bit/__clear_bit in UP?


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