[lkml]   [2011]   [Jun]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] Make GFP_DMA allocations w/o ZONE_DMA emit a warning instead of failing
    On Fri, 10 Jun 2011, Russell King - ARM Linux wrote:

    > > Should one submit a patch adding a warning to GFP_DMA allocations
    > > w/o ZONE_DMA, or the idea of the original patch is wrong?
    > Linus was far from impressed by the original commit, saying:
    > | Using GFP_DMA is reasonable in a driver - on platforms where that
    > | matters, it should allocate from the DMA zone, on platforms where it
    > | doesn't matter it should be a no-op.
    > So no, not even a warning.

    Any words of wisdom for users with CONFIG_ZONE_DMA=n that actually use
    drivers where they need GFP_DMA? The page allocator should just silently
    return memory from anywhere?

     \ /
      Last update: 2011-06-10 20:57    [W:0.033 / U:79.556 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site