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Merge branch 'x86/urgent' into x86/pat

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This commit is contained in:
Ingo Molnar
2009-03-01 12:47:58 +01:00
parent f5c1aa1537 92b9af9e4f
commit 55f2b78995
143 changed files with 1731 additions and 992 deletions
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21
kernel/user_namespace.c
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@@ -60,12 +60,25 @@ int create_user_ns(struct cred *new)
return 0;
}
void free_user_ns(struct kref *kref)
/*
* Deferred destructor for a user namespace. This is required because
* free_user_ns() may be called with uidhash_lock held, but we need to call
* back to free_uid() which will want to take the lock again.
*/
static void free_user_ns_work(struct work_struct *work)
{
struct user_namespace *ns;
ns = container_of(kref, struct user_namespace, kref);
struct user_namespace *ns =
container_of(work, struct user_namespace, destroyer);
free_uid(ns->creator);
kfree(ns);
}
void free_user_ns(struct kref *kref)
{
struct user_namespace *ns =
container_of(kref, struct user_namespace, kref);
INIT_WORK(&ns->destroyer, free_user_ns_work);
schedule_work(&ns->destroyer);
}
EXPORT_SYMBOL(free_user_ns);