After research, We think mq_notify() is thread-safe. But, there is not marking of mq_notify() in glibc document. - mq_notify: MT-Safe Signed-off-by: Zeng Linggang <zenglg.jy@xxxxxxxxxxxxxx> --- man3/mq_notify.3 | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/man3/mq_notify.3 b/man3/mq_notify.3 index 9709e19..e1a7c2f 100644 --- a/man3/mq_notify.3 +++ b/man3/mq_notify.3 @@ -171,6 +171,19 @@ error if is NULL, and the caller is not currently registered to receive notifications for the queue .IR mqdes . +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lb lb lb +l l l. +Interface Attribute Value +T{ +.BR mq_notify () +T} Thread safety MT-Safe +.TE + .SH CONFORMING TO POSIX.1-2001. .SH NOTES -- 1.8.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html