lkml.org 
[lkml]   [2003]   [Feb]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH][RESEND 3] disassociate_ctty SMP fix
Rik van Riel <riel@conectiva.com.br> wrote:
>
> ===== drivers/char/tty_io.c 1.55 vs edited =====
> --- 1.55/drivers/char/tty_io.c Tue Jan 14 23:37:20 2003
> +++ edited/drivers/char/tty_io.c Tue Feb 4 23:02:52 2003
> @@ -425,19 +425,21 @@
> */
> void do_tty_hangup(void *data)
> {
> - struct tty_struct *tty = (struct tty_struct *) data;
> + struct tty_struct *tty;
> struct file * cons_filp = NULL;
> struct task_struct *p;
> struct list_head *l;
> struct pid *pid;
> int closecount = 0, n;
>
> - if (!tty)
> - return;
> -
> /* inuse_filps is protected by the single kernel lock */
> lock_kernel();
> -
> + tty = (struct tty_struct *) data;
> + if (!tty) {
> + unlock_kernel();
> + return;
> + }
> +
> check_tty_count(tty, "do_tty_hangup");
> file_list_lock();
> for (l = tty->tty_files.next; l != &tty->tty_files; l = l->next) {

This part is a no-op...

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:32    [W:0.049 / U:1.984 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site