Messages in this thread Patch in this message | | | Date | Mon, 1 Aug 2011 21:10:42 +0400 | From | Vasiliy Kulikov <> | Subject | Re: shm updates broke UML |
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On Mon, Aug 01, 2011 at 18:01 +0200, Marc Zyngier wrote: > It also breaks ARM (at least 11MPCore and Cortex A9). > The same workaround gets the kernel booting again.
Can you please apply this patch and show the output? I suppose all numbers will be nonNULL and the last is NULL.
diff --git a/ipc/shm.c b/ipc/shm.c index bf46636..8e48ad8 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -304,6 +304,12 @@ void exit_shm(struct task_struct *task) { struct ipc_namespace *ns = task->nsproxy->ipc_ns; + pr_err("ns = %p, ids = %p", + ns, ns ? &shm_ids(ns) : (void*)(-2)); + pr_err("wait_list = %p\n", ns ? &shm_ids(ns) ? + &shm_ids(ns).rw_mutex.wait_list : (void*)(-1) : (void*)(-2)); + pr_err("next = %p\n", shm_ids(ns).rw_mutex.wait_list.next); + /* Destroy all already created segments, but not mapped yet */ down_write(&shm_ids(ns).rw_mutex); if (&shm_ids(ns).in_use) --
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