The patch titled
pids: sys_setpgid: use change_pid() helper
has been removed from the -mm tree. Its filename was
pids-sys_setpgid-use-change_pid-helper.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: pids: sys_setpgid: use change_pid() helper
From: Oleg Nesterov <oleg@xxxxxxxxxx>
Use change_pid() instead of detach_pid() + attach_pid() in sys_setpgid().
This way task_pgrp() is not NULL in between.
Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Cc: Pavel Emelyanov <xemul@xxxxxxxxxx>
Cc: Roland McGrath <roland@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/sys.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -puN kernel/sys.c~pids-sys_setpgid-use-change_pid-helper kernel/sys.c
--- a/kernel/sys.c~pids-sys_setpgid-use-change_pid-helper
+++ a/kernel/sys.c
@@ -978,8 +978,7 @@ asmlinkage long sys_setpgid(pid_t pid, p
goto out;
if (task_pgrp(p) != pgrp) {
- detach_pid(p, PIDTYPE_PGID);
- attach_pid(p, PIDTYPE_PGID, pgrp);
+ change_pid(p, PIDTYPE_PGID, pgrp);
set_task_pgrp(p, pid_nr(pgrp));
}
_
Patches currently in -mm which might be from oleg@xxxxxxxxxx are
origin.patch
posix-timers-bug-10460-discard-the-pending-signal-when-the-timer-is-destroyed.patch
workqueue-remove-redundant-function-invocation.patch
put_pid-make-sure-we-dont-free-the-live-pid.patch
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