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authorJohn Baldwin <jhb@FreeBSD.org>2001-03-07 03:37:06 +0000
committerJohn Baldwin <jhb@FreeBSD.org>2001-03-07 03:37:06 +0000
commit19eb87d22a5314e238867d1e30894cc9dadf3ec4 (patch)
tree086a326a81d3cd8d8bde0d8904c44ac51c8ed62b /sys/dev/syscons
parent412503ae464b30081da204e8388c9ccaf8e12dce (diff)
Notes
Diffstat (limited to 'sys/dev/syscons')
-rw-r--r--sys/dev/syscons/scmouse.c4
-rw-r--r--sys/dev/syscons/syscons.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/sys/dev/syscons/scmouse.c b/sys/dev/syscons/scmouse.c
index 7bac404d5ed8..30a983edb219 100644
--- a/sys/dev/syscons/scmouse.c
+++ b/sys/dev/syscons/scmouse.c
@@ -765,7 +765,9 @@ sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag,
cur_scp->mouse_proc = NULL;
cur_scp->mouse_pid = 0;
} else {
+ PROC_LOCK(cur_scp->mouse_proc);
psignal(cur_scp->mouse_proc, cur_scp->mouse_signal);
+ PROC_UNLOCK(cur_scp->mouse_proc);
break;
}
}
@@ -818,7 +820,9 @@ sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag,
cur_scp->mouse_proc = NULL;
cur_scp->mouse_pid = 0;
} else {
+ PROC_LOCK(cur_scp->mouse_proc);
psignal(cur_scp->mouse_proc, cur_scp->mouse_signal);
+ PROC_UNLOCK(cur_scp->mouse_proc);
break;
}
}
diff --git a/sys/dev/syscons/syscons.c b/sys/dev/syscons/syscons.c
index 452c8e0b9d68..631daa490c24 100644
--- a/sys/dev/syscons/syscons.c
+++ b/sys/dev/syscons/syscons.c
@@ -2300,7 +2300,9 @@ signal_vt_rel(scr_stat *scp)
if (scp->smode.mode != VT_PROCESS)
return FALSE;
scp->status |= SWITCH_WAIT_REL;
+ PROC_LOCK(scp->proc);
psignal(scp->proc, scp->smode.relsig);
+ PROC_UNLOCK(scp->proc);
DPRINTF(5, ("sending relsig to %d\n", scp->pid));
return TRUE;
}
@@ -2313,7 +2315,9 @@ signal_vt_acq(scr_stat *scp)
if (scp->sc->unit == sc_console_unit)
cons_unavail = TRUE;
scp->status |= SWITCH_WAIT_ACQ;
+ PROC_LOCK(scp->proc);
psignal(scp->proc, scp->smode.acqsig);
+ PROC_UNLOCK(scp->proc);
DPRINTF(5, ("sending acqsig to %d\n", scp->pid));
return TRUE;
}