> This patch adds the icebox, for use by kernel threads that want to > freeze themselves without using the freezer -- which is likely to crop > up when the freezer gets eliminated. There obviously isn't a way to wait for all tasks that want to enter the icebox since there's no task flag for this, will tasks need to add extra locking? Or otherwise how do we make sure that a task hasn't *just* gone past icebox() and starts executing the code that the icebox() is supposed to prevent? johannes
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