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    SubjectRe: [BUG] perf and kmemcheck : fatal combination
    On Tue, 2011-04-26 at 14:33 +0200, Peter Zijlstra wrote:
    > On Tue, 2011-04-26 at 14:27 +0200, Eric Dumazet wrote:
    > > Thats far from trivial, maybe because we dont have NOTRACK api for
    > > percpu allocations ?
    > We can't use per-cpu allocations from NMI context because of the same
    > problem, per-cpu uses vmalloc and vmalloc needs faults. Hence that
    > shouldn't be a problem.
    > It looks like you covered most of it though, the buffer and the
    > callchain stuff, aside from that it should only use some static data.
    > Pekka, what does kmemcheck do for .data and .bss things?

    No, kmemcheck is only active for memory allocated with slab and the page
    allocator .

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      Last update: 2011-04-26 21:15    [W:0.020 / U:23.032 seconds]
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