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authored <ed@FreeBSD.org>2010-01-13 21:22:23 +0000
committered <ed@FreeBSD.org>2010-01-13 21:22:23 +0000
commita6d91cab94ec23762b485567141800ca5a89c3c1 (patch)
tree24a03323812e11af0730f6883aa9756d2568429b /share/man/man4/pts.4
parent6bc46506163ea6a3bcf17069c043fe68da3067bc (diff)
downloadFreeBSD-src-a6d91cab94ec23762b485567141800ca5a89c3c1.zip
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Remove the 1000 pseudo terminal limit from pts(4).
Even with the old utmp format, we could in fact go to pts/9999, because ut_line wasn't guaranteed to be null terminated there.
Diffstat (limited to 'share/man/man4/pts.4')
-rw-r--r--share/man/man4/pts.426
1 files changed, 0 insertions, 26 deletions
diff --git a/share/man/man4/pts.4 b/share/man/man4/pts.4
index d0e8832..88eb29c 100644
--- a/share/man/man4/pts.4
+++ b/share/man/man4/pts.4
@@ -136,12 +136,6 @@ This
should not be used directly. It is used to implement routines like
.Xr grantpt 3 .
.El
-.Pp
-The maximum number of pseudo-terminals is limited to 1000.
-It is not possible to use more than 1000 pseudo-terminals, as all software
-which use
-.Xr utmp 5
-will not be able to handle pseudo-terminals with number superior to 999.
.Sh FILES
The files used by this
pseudo-terminals implementation are:
@@ -150,26 +144,6 @@ pseudo-terminals implementation are:
.It Pa /dev/pts/[num]
Pseudo-terminal slave devices.
.El
-.Sh SYSCTL VARIABLES
-The following
-.Xr sysctl 8
-variables can be used to modify or monitor
-.Nm
-behavior.
-.Bl -tag -width indent
-.It Va kern.pts_maxdev
-Highest pseudo-terminal unit number to be allocated.
-Because
-.Xr utmp 5
-is restricted to an 8-byte line name size,
-.Nm
-will not create any pseudo-terminals with a unit number above 999 by
-default.
-After increasing
-.Dv UT_LINESIZE ,
-this variable can be changed to allow more than 1000 pseudo-terminals to
-be allocated simultaneously.
-.El
.Sh DIAGNOSTICS
None.
.Sh SEE ALSO
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