X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=drivers%2Ftty%2Fvt%2Fvt.c;h=c83cdfb56fccc45638212d978280408a573d5a9a;hb=25985edcedea6396277003854657b5f3cb31a628;hp=147ede3423df6228c781c39100a42937e6437f33;hpb=bd1274dc005c2cee41771a7cc616f4709a6e6323;p=mirror_ubuntu-bionic-kernel.git

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 147ede3423df..4bea1efaec98 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -89,7 +89,6 @@
 #include <linux/mutex.h>
 #include <linux/vt_kern.h>
 #include <linux/selection.h>
-#include <linux/smp_lock.h>
 #include <linux/tiocl.h>
 #include <linux/kbd_kern.h>
 #include <linux/consolemap.h>
@@ -2068,18 +2067,6 @@ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, int c)
 	}
 }
 
-/* This is a temporary buffer used to prepare a tty console write
- * so that we can easily avoid touching user space while holding the
- * console spinlock.  It is allocated in con_init and is shared by
- * this code and the vc_screen read/write tty calls.
- *
- * We have to allocate this statically in the kernel data section
- * since console_init (and thus con_init) are called before any
- * kernel memory allocation is available.
- */
-char con_buf[CON_BUF_SIZE];
-DEFINE_MUTEX(con_buf_mtx);
-
 /* is_double_width() is based on the wcwidth() implementation by
  * Markus Kuhn -- 2007-05-26 (Unicode 5.0)
  * Latest version: http://www.cl.cam.ac.uk/~mgk25/ucs/wcwidth.c
@@ -2157,10 +2144,10 @@ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int co
 
 	currcons = vc->vc_num;
 	if (!vc_cons_allocated(currcons)) {
-	    /* could this happen? */
-		printk_once("con_write: tty %d not allocated\n", currcons+1);
-	    console_unlock();
-	    return 0;
+		/* could this happen? */
+		pr_warn_once("con_write: tty %d not allocated\n", currcons+1);
+		console_unlock();
+		return 0;
 	}
 
 	himask = vc->vc_hi_font_mask;
@@ -2940,7 +2927,7 @@ static int __init con_init(void)
 	gotoxy(vc, vc->vc_x, vc->vc_y);
 	csi_J(vc, 0);
 	update_screen(vc);
-	printk("Console: %s %s %dx%d",
+	pr_info("Console: %s %s %dx%d",
 		vc->vc_can_do_color ? "colour" : "mono",
 		display_desc, vc->vc_cols, vc->vc_rows);
 	printable = 1;
@@ -3103,7 +3090,7 @@ static int bind_con_driver(const struct consw *csw, int first, int last,
 			clear_buffer_attributes(vc);
 	}
 
-	printk("Console: switching ");
+	pr_info("Console: switching ");
 	if (!deflt)
 		printk("consoles %d-%d ", first+1, last+1);
 	if (j >= 0) {
@@ -3809,7 +3796,8 @@ void do_unblank_screen(int leaving_gfx)
 		return;
 	if (!vc_cons_allocated(fg_console)) {
 		/* impossible */
-		printk("unblank_screen: tty %d not allocated ??\n", fg_console+1);
+		pr_warning("unblank_screen: tty %d not allocated ??\n",
+			   fg_console+1);
 		return;
 	}
 	vc = vc_cons[fg_console].d;
@@ -3975,7 +3963,7 @@ void reset_palette(struct vc_data *vc)
  *  of 32 pixels. Userspace fontdata is stored with 32 bytes (shorts/ints, 
  *  depending on width) reserved for each character which is kinda wasty, but 
  *  this is done in order to maintain compatibility with the EGA/VGA fonts. It 
- *  is upto the actual low-level console-driver convert data into its favorite
+ *  is up to the actual low-level console-driver convert data into its favorite
  *  format (maybe we should add a `fontoffset' field to the `display'
  *  structure so we won't have to convert the fontdata all the time.
  *  /Jes