diff options
Diffstat (limited to 'drivers/tty/vt/vt.c')
| -rw-r--r-- | drivers/tty/vt/vt.c | 28 |
1 files changed, 8 insertions, 20 deletions
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 147ede3423df..c83cdfb56fcc 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; |