diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-11-26 10:50:39 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-26 10:50:42 +0100 |
| commit | 16bc67edeb49b531940b2ba6c183780a1b5c472d (patch) | |
| tree | 71b4bc48e47e54f2c0b3126d8f81d2f31b707ea8 /kernel/sys.c | |
| parent | f6630114d9198aa959ac95c131334c020038f253 (diff) | |
| parent | 047106adcc85e3023da210143a6ab8a55df9e0fc (diff) | |
Merge branch 'sched/urgent' into sched/core
Merge reason: Pick up fixes that did not make it into .32.0
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sys.c')
| -rw-r--r-- | kernel/sys.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index 255475d163e0..ce17760d9c51 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1110,6 +1110,8 @@ SYSCALL_DEFINE0(setsid) err = session; out: write_unlock_irq(&tasklist_lock); + if (err > 0) + proc_sid_connector(group_leader); return err; } @@ -1546,24 +1548,37 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, if (arg4 | arg5) return -EINVAL; switch (arg2) { - case 0: + case PR_MCE_KILL_CLEAR: if (arg3 != 0) return -EINVAL; current->flags &= ~PF_MCE_PROCESS; break; - case 1: + case PR_MCE_KILL_SET: current->flags |= PF_MCE_PROCESS; - if (arg3 != 0) + if (arg3 == PR_MCE_KILL_EARLY) current->flags |= PF_MCE_EARLY; - else + else if (arg3 == PR_MCE_KILL_LATE) current->flags &= ~PF_MCE_EARLY; + else if (arg3 == PR_MCE_KILL_DEFAULT) + current->flags &= + ~(PF_MCE_EARLY|PF_MCE_PROCESS); + else + return -EINVAL; break; default: return -EINVAL; } error = 0; break; - + case PR_MCE_KILL_GET: + if (arg2 | arg3 | arg4 | arg5) + return -EINVAL; + if (current->flags & PF_MCE_PROCESS) + error = (current->flags & PF_MCE_EARLY) ? + PR_MCE_KILL_EARLY : PR_MCE_KILL_LATE; + else + error = PR_MCE_KILL_DEFAULT; + break; default: error = -EINVAL; break; |