svn commit: r198745 - in stable/8: etc sys sys/amd64/include/xen
sys/cddl/contrib/opensolaris sys/contrib/dev/acpica sys/contrib/pf
sys/dev/syscons sys/dev/xen/xenpci sys/kern sys/sys usr.sbin/jail
Robert Watson
rwatson at FreeBSD.org
Sun Nov 1 15:31:29 UTC 2009
On Sun, 1 Nov 2009, Ed Schouten wrote:
> Log:
> MFC various commits back to stable/8:
Is there some relationship between the various changesets merged together
here? One nice thing about grouping merged changesets in some way is that it
makes backing them out more sensible if there's a problem (since you just
revert the whole changeset, etc).
Robert
>
> SVN r197174:
> Make sure we never place the cursor outside the screen.
>
> For some vague reason, it may be possible that scp->cursor_pos exceeds
> scp->ysize * scp->xsize. This means that teken_set_cursor() may get
> called with an invalid position. Just ignore the old cursor position in
> this case.
>
> Reported by: Paul B. Mahol <onemda gmail com>
>
> SVN r198213:
> Make lock devices work properly.
>
> It turned out I did add the code to use the init state devices to set
> the termios structure when opening the device, but it seems I totally
> forgot to add the bits required to force the actual locking of flags
> through the lock state devices.
>
> Reported by: ru
>
> SVN r198215, r198217:
> Fix a typo in the jail(8) manpage.
>
> Submitted by: Jille Timmermans <jille quis cx>
>
> SVN r198216:
> Fix qouting in a comment, to make it look more consistent
>
> Submitted by: Jille Timmermans <jille quis cx>
>
> SVN r198223:
> Properly set the low watermarks when reducing the baud rate.
>
> Now that buffers are deallocated lazily, we should not use
> tty*q_getsize() to obtain the buffer size to calculate the low
> watermarks. Doing this may cause the watermark to be placed outside the
> typical buffer size.
>
> This caused some regressions after my previous commit to the TTY code,
> which allows pseudo-devices to resize the buffers as well.
>
> Reported by: yongari, dougb
>
> Modified:
> stable/8/etc/ (props changed)
> stable/8/etc/rc.subr
> stable/8/sys/ (props changed)
> stable/8/sys/amd64/include/xen/ (props changed)
> stable/8/sys/cddl/contrib/opensolaris/ (props changed)
> stable/8/sys/contrib/dev/acpica/ (props changed)
> stable/8/sys/contrib/pf/ (props changed)
> stable/8/sys/dev/syscons/scterm-teken.c
> stable/8/sys/dev/xen/xenpci/ (props changed)
> stable/8/sys/kern/tty.c
> stable/8/sys/sys/ttyqueue.h
> stable/8/usr.sbin/jail/ (props changed)
> stable/8/usr.sbin/jail/jail.8
>
> Modified: stable/8/etc/rc.subr
> ==============================================================================
> --- stable/8/etc/rc.subr Sun Nov 1 10:01:39 2009 (r198744)
> +++ stable/8/etc/rc.subr Sun Nov 1 10:30:30 2009 (r198745)
> @@ -565,7 +565,7 @@ run_rc_command()
> rc_fast=yes
> rc_quiet=yes
> ;;
> - force*) # "force prefix; always run
> + force*) # "force" prefix; always run
> rc_force=yes
> _rc_prefix=force
> rc_arg=${rc_arg#${_rc_prefix}}
>
> Modified: stable/8/sys/dev/syscons/scterm-teken.c
> ==============================================================================
> --- stable/8/sys/dev/syscons/scterm-teken.c Sun Nov 1 10:01:39 2009 (r198744)
> +++ stable/8/sys/dev/syscons/scterm-teken.c Sun Nov 1 10:30:30 2009 (r198745)
> @@ -130,9 +130,12 @@ scteken_init(scr_stat *scp, void **softc
> tp.tp_col = scp->xsize;
> teken_set_winsize(&ts->ts_teken, &tp);
>
> - tp.tp_row = scp->cursor_pos / scp->xsize;
> - tp.tp_col = scp->cursor_pos % scp->xsize;
> - teken_set_cursor(&ts->ts_teken, &tp);
> + if (scp->cursor_pos < scp->ysize * scp->xsize) {
> + /* Valid old cursor position. */
> + tp.tp_row = scp->cursor_pos / scp->xsize;
> + tp.tp_col = scp->cursor_pos % scp->xsize;
> + teken_set_cursor(&ts->ts_teken, &tp);
> + }
> break;
> }
>
>
> Modified: stable/8/sys/kern/tty.c
> ==============================================================================
> --- stable/8/sys/kern/tty.c Sun Nov 1 10:01:39 2009 (r198744)
> +++ stable/8/sys/kern/tty.c Sun Nov 1 10:30:30 2009 (r198745)
> @@ -109,14 +109,14 @@ tty_watermarks(struct tty *tp)
> ttyinq_setsize(&tp->t_inq, tp, bs);
>
> /* Set low watermark at 10% (when 90% is available). */
> - tp->t_inlow = (ttyinq_getsize(&tp->t_inq) * 9) / 10;
> + tp->t_inlow = (ttyinq_getallocatedsize(&tp->t_inq) * 9) / 10;
>
> /* Provide an ouput buffer for 0.2 seconds of data. */
> bs = MIN(tp->t_termios.c_ospeed / 5, TTYBUF_MAX);
> ttyoutq_setsize(&tp->t_outq, tp, bs);
>
> /* Set low watermark at 10% (when 90% is available). */
> - tp->t_outlow = (ttyoutq_getsize(&tp->t_outq) * 9) / 10;
> + tp->t_outlow = (ttyoutq_getallocatedsize(&tp->t_outq) * 9) / 10;
> }
>
> static int
> @@ -523,6 +523,34 @@ ttydev_ioctl(struct cdev *dev, u_long cm
> goto done;
> }
>
> + if (cmd == TIOCSETA || cmd == TIOCSETAW || cmd == TIOCSETAF) {
> + struct termios *old = &tp->t_termios;
> + struct termios *new = (struct termios *)data;
> + struct termios *lock = TTY_CALLOUT(tp, dev) ?
> + &tp->t_termios_lock_out : &tp->t_termios_lock_in;
> + int cc;
> +
> + /*
> + * Lock state devices. Just overwrite the values of the
> + * commands that are currently in use.
> + */
> + new->c_iflag = (old->c_iflag & lock->c_iflag) |
> + (new->c_iflag & ~lock->c_iflag);
> + new->c_oflag = (old->c_oflag & lock->c_oflag) |
> + (new->c_oflag & ~lock->c_oflag);
> + new->c_cflag = (old->c_cflag & lock->c_cflag) |
> + (new->c_cflag & ~lock->c_cflag);
> + new->c_lflag = (old->c_lflag & lock->c_lflag) |
> + (new->c_lflag & ~lock->c_lflag);
> + for (cc = 0; cc < NCCS; ++cc)
> + if (lock->c_cc[cc])
> + new->c_cc[cc] = old->c_cc[cc];
> + if (lock->c_ispeed)
> + new->c_ispeed = old->c_ispeed;
> + if (lock->c_ospeed)
> + new->c_ospeed = old->c_ospeed;
> + }
> +
> error = tty_ioctl(tp, cmd, data, td);
> done: tty_unlock(tp);
>
>
> Modified: stable/8/sys/sys/ttyqueue.h
> ==============================================================================
> --- stable/8/sys/sys/ttyqueue.h Sun Nov 1 10:01:39 2009 (r198744)
> +++ stable/8/sys/sys/ttyqueue.h Sun Nov 1 10:30:30 2009 (r198745)
> @@ -93,6 +93,13 @@ ttyinq_getsize(struct ttyinq *ti)
> }
>
> static __inline size_t
> +ttyinq_getallocatedsize(struct ttyinq *ti)
> +{
> +
> + return (ti->ti_quota * TTYINQ_DATASIZE);
> +}
> +
> +static __inline size_t
> ttyinq_bytesleft(struct ttyinq *ti)
> {
> size_t len;
> @@ -143,6 +150,13 @@ ttyoutq_getsize(struct ttyoutq *to)
> }
>
> static __inline size_t
> +ttyoutq_getallocatedsize(struct ttyoutq *to)
> +{
> +
> + return (to->to_quota * TTYOUTQ_DATASIZE);
> +}
> +
> +static __inline size_t
> ttyoutq_bytesleft(struct ttyoutq *to)
> {
> size_t len;
>
> Modified: stable/8/usr.sbin/jail/jail.8
> ==============================================================================
> --- stable/8/usr.sbin/jail/jail.8 Sun Nov 1 10:01:39 2009 (r198744)
> +++ stable/8/usr.sbin/jail/jail.8 Sun Nov 1 10:30:30 2009 (r198745)
> @@ -34,7 +34,7 @@
> .\"
> .\" $FreeBSD$
> .\"
> -.Dd July 25, 2009
> +.Dd October 18, 2009
> .Dt JAIL 8
> .Os
> .Sh NAME
> @@ -377,7 +377,7 @@ Since raw sockets can be used to configu
> network subsystems, extra caution should be used where privileged access
> to jails is given out to untrusted parties.
> .It Va allow.chflags
> -Normally, priveleged users inside a jail are treated as unprivileged by
> +Normally, privileged users inside a jail are treated as unprivileged by
> .Xr chflags 2 .
> When this parameter is set, such users are treated as privileged, and
> may manipulate system file flags subject to the usual constraints on
>
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