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futex.2: Describe 'timeout' argument of FUTEX_WAIT_REQUEUE_PI

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Michael Kerrisk 2015-01-15 14:17:20 +01:00
parent a4e6991290
commit 63bea7dcbb
1 changed files with 13 additions and 0 deletions
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13
man2/futex.2
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@ -875,6 +875,19 @@ via
without requeueing on
.IR uaddr2 .
.\" FIXME Please check the following. tglx said "The timeout argument
.\" is handled as described in FUTEX_WAIT.", but the truth is
.\" as below, AFAICS
If
.I timeout
is not NULL, it specifies a timeout for the wait operation;
this timeout is interpreted as outlined above in the description of the
.BR FUTEX_CLOCK_REALTIME
option.
If
.I timeout
is NULL, the operation can block indefinitely.
The
.I val3
argument is ignored.