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Enable secure TTY input buffer flushing by default.

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I'm leaving the sysctl there. If people really notice a slowdown, they
can revert to the old behaviour.

Discussed with:	kib
This commit is contained in:
Ed Schouten 2009-05-21 16:48:06 +00:00
parent 46bd01cb33
commit 52f542a8e4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=192546
1 changed files with 1 additions and 1 deletions
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2
sys/kern/tty_inq.c
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@ -68,7 +68,7 @@ SYSCTL_ULONG(_kern, OID_AUTO, tty_inq_nfast, CTLFLAG_RD,
static unsigned long ttyinq_nslow = 0;
SYSCTL_ULONG(_kern, OID_AUTO, tty_inq_nslow, CTLFLAG_RD,
&ttyinq_nslow, 0, "Buffered reads to userspace on input");
static int ttyinq_flush_secure = 0;
static int ttyinq_flush_secure = 1;
SYSCTL_INT(_kern, OID_AUTO, tty_inq_flush_secure, CTLFLAG_RW,
&ttyinq_flush_secure, 0, "Zero buffers while flushing");