Messages in this thread | | | Date | Thu, 1 Dec 2011 16:57:00 -0500 | From | Christoph Hellwig <> | Subject | Re: [PATCH 01/11] mm: export vmalloc_sync_all symbol to GPL modules |
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On Thu, Dec 01, 2011 at 04:41:13PM -0500, Mathieu Desnoyers wrote: > LTTng needs this symbol exported. It calls it to ensure its tracing > buffers and allocated data structures never trigger a page fault. This > is required to handle page fault handler tracing and NMI tracing > gracefully.
We:
a) don't export symbols unless they have an intree-user b) especially don't export something as lowlevel as this one.
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