On Wed, 2006-08-16 at 17:36 +0100, Alan Cox wrote:
> Signed-off-by: Alan Cox <[email protected]>
>
> diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.18-rc4-mm1/kernel/acct.c linux-2.6.18-rc4-mm1/kernel/acct.c
> --- linux.vanilla-2.6.18-rc4-mm1/kernel/acct.c 2006-08-15 15:40:19.000000000 +0100
> +++ linux-2.6.18-rc4-mm1/kernel/acct.c 2006-08-15 16:03:18.000000000 +0100
> @@ -483,10 +484,10 @@
> ac.ac_ppid = current->parent->tgid;
> #endif
>
> - read_lock(&tasklist_lock); /* pin current->signal */
> + mutex_lock(&tty_mutex);
> ac.ac_tty = current->signal->tty ?
but.. can't ->signal still change, even if signal->tty isn't ?
--
if you want to mail me at work (you don't), use arjan (at) linux.intel.com
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