linux-kernel - [PATCH] Use tty_schedule in VT code.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 8 May 2007 21:10:12 +0100 (BST)
From:	James Simmons <jsimmons@...radead.org>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
cc:	Linux console project <linuxconsole-dev@...ts.sourceforge.net>
Subject: [PATCH] Use tty_schedule in VT code.



This patch has the VT subsystem use tty_schedule_flip instead of 
con_schedule_flip. There are two ways we can approach this. We can
do the below path or extend tty_schedule_flip to accept a time field.
Comments welcomed.

Signed-Off: James Simmons <jsimmons@...radead.org>

diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index cb8d691..2db8973 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -303,7 +303,7 @@ static void put_queue(struct vc_data *vc, int ch)
 
 	if (tty) {
 		tty_insert_flip_char(tty, ch, 0);
-		con_schedule_flip(tty);
+		tty_schedule_flip(tty);
 	}
 }
 
@@ -318,7 +318,7 @@ static void puts_queue(struct vc_data *vc, char *cp)
 		tty_insert_flip_char(tty, *cp, 0);
 		cp++;
 	}
-	con_schedule_flip(tty);
+	tty_schedule_flip(tty);
 }
 
 static void applkey(struct vc_data *vc, int key, char mode)
@@ -549,7 +549,7 @@ static void fn_send_intr(struct vc_data *vc)
 	if (!tty)
 		return;
 	tty_insert_flip_char(tty, 0, TTY_BREAK);
-	con_schedule_flip(tty);
+	tty_schedule_flip(tty);
 }
 
 static void fn_scroll_forw(struct vc_data *vc)
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 1bbb45b..c9bbb14 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -1240,7 +1240,7 @@ static void respond_string(const char *p, struct tty_struct *tty)
 		tty_insert_flip_char(tty, *p, 0);
 		p++;
 	}
-	con_schedule_flip(tty);
+	tty_schedule_flip(tty);
 }
 
 static void cursor_report(struct vc_data *vc, struct tty_struct *tty)
diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h
index 506ad20..7b24a0d 100644
--- a/include/linux/kbd_kern.h
+++ b/include/linux/kbd_kern.h
@@ -149,16 +149,4 @@ void compute_shiftstate(void);
 
 extern unsigned int keymap_count;
 
-/* console.c */
-
-static inline void con_schedule_flip(struct tty_struct *t)
-{
-	unsigned long flags;
-	spin_lock_irqsave(&t->buf.lock, flags);
-	if (t->buf.tail != NULL)
-		t->buf.tail->commit = t->buf.tail->used;
-	spin_unlock_irqrestore(&t->buf.lock, flags);
-	schedule_delayed_work(&t->buf.work, 0);
-}
-
 #endif
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/