Does the poll()ing a shared pipe bug also affects nginx?

Mark Alan varia at
Fri Dec 17 15:47:20 MSK 2010


At the dovecot mailing list there has been a discussion about what
seems to be a bug where, in linux, systems poll()ing a shared pipe
triggers unnecessary context switches.

Does ningx also poll()s shared pipes?

The bug report (from dovecot author):
(full patch here:

And the answer from the linux kernel people:



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