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futex.2: Add subsection for PI futexes 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2015-01-14 13:52:46 +01:00
parent 9ce19cf1b7
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man2/futex.2
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@ -615,6 +615,13 @@ The
and
.I timeout
arguments are ignored.
.\"
.\"
.SS Priority-inheritance futexes
Linux also supports priority-inheritance (PI) futexes.
PI futexes are operated on by specifying one of the following values in
.IR futex_op :
.TP
.BR FUTEX_LOCK_PI " (since Linux 2.6.18)"
.\" commit c87e2837be82df479a6bae9f155c43516d2feebc