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eventfd.2: Note that eventfd info is available in /proc/PID/fdinfo 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2016-03-08 19:17:28 +01:00
parent 13dd2598aa
commit 9764a9ff2a
1 changed files with 9 additions and 0 deletions
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9
man2/eventfd.2
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@ -312,6 +312,15 @@ interface, these mechanisms could not be multiplexed via
.BR poll (2),
or
.BR epoll (7).)
The current value of an eventfd counter can be viewed
via the entry for the corresponding file descriptor in the process's
.IR /proc/[pid]/fdinfo
directory.
See
.BR proc (5)
for further details.
.\"
.SS C library/kernel differences
There are two underlying Linux system calls:
.BR eventfd ()