Commit f96a795d authored by Eric W. Biederman's avatar Eric W. Biederman Committed by Linus Torvalds

[PATCH] do_tty_hangup: use group_send_sig_info not send_group_sig_info

We already have the tasklist_lock so there is no need for us to reacquire it
with send_group_sig_info.  reader/writer locks allow multiple readers and thus
recursion so the old code was ok just wastful.
Signed-off-by: default avatarEric W. Biederman <ebiederm@xmission.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 6c99c5cb
...@@ -1094,8 +1094,8 @@ static void do_tty_hangup(void *data) ...@@ -1094,8 +1094,8 @@ static void do_tty_hangup(void *data)
p->signal->tty = NULL; p->signal->tty = NULL;
if (!p->signal->leader) if (!p->signal->leader)
continue; continue;
send_group_sig_info(SIGHUP, SEND_SIG_PRIV, p); group_send_sig_info(SIGHUP, SEND_SIG_PRIV, p);
send_group_sig_info(SIGCONT, SEND_SIG_PRIV, p); group_send_sig_info(SIGCONT, SEND_SIG_PRIV, p);
if (tty->pgrp > 0) if (tty->pgrp > 0)
p->signal->tty_old_pgrp = tty->pgrp; p->signal->tty_old_pgrp = tty->pgrp;
} while_each_task_pid(tty->session, PIDTYPE_SID, p); } while_each_task_pid(tty->session, PIDTYPE_SID, p);
......
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