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    SubjectRe: [PATCH v2] slab,slub: ignore __GFP_WAIT if we're booting or suspending
    On Fri, Jun 12, 2009 at 07:59:34PM +1000, Benjamin Herrenschmidt wrote:
    > > Maybe if we just not make it a general "tweak gfpflag" bit (at
    > > least not until a bit more discussion), but a specific workaround
    > > for the local_irq_enable in early boot problem.
    > >
    > > Seems like it would not be hard to track things down if we add
    > > a warning if we have GFP_WAIT and interrupts are not enabled...
    > But tweaking local_irq_enable() will have a lot more performance & bloat
    > impact overall on the normal case.

    (sorry for the late replies. I've been sick and missed a few
    things over the past week or two... not that this is a really
    urgent issue ;))

    I was not proposing to put a branch in local_irq_enable ;)
    but to use local_irq_save/restore in the slab allocators rather
    than unconditional.

     \ /
      Last update: 2009-06-25 06:41    [W:0.020 / U:7.548 seconds]
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