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Note that the system only allows a maximum of kern.kq_calloutmax timers.

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PR:		docs/102353
Submitted by:	phk
MFC after:	1 week
This commit is contained in:
Ceri Davies 2006-08-25 15:19:47 +00:00
parent bebabf24bb
commit d2b2ccea4c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=161620
1 changed files with 10 additions and 1 deletions
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11
lib/libc/sys/kqueue.2
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@ -418,6 +418,10 @@ On return,
contains the number of times the timeout has expired since the last call to
.Fn kevent .
This filter automatically sets the EV_CLEAR flag internally.
There is a system wide limit on the number of timers
which is controlled by the
.Va kern.kq_calloutmax
sysctl.
.It Dv EVFILT_NETDEV
Takes a descriptor to a network interface as the identifier, and the events to watch for in
.Va fflags .
@ -504,7 +508,12 @@ The specified time limit or filter is invalid.
.It Bq Er ENOENT
The event could not be found to be modified or deleted.
.It Bq Er ENOMEM
No memory was available to register the event.
No memory was available to register the event
or, in the special case of a timer, the maximum number of
timers has been exceeded.
This maximum is configurable via the
.Va kern.kq_calloutmax
sysctl.
.It Bq Er ESRCH
The specified process to attach to does not exist.
.El