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    SubjectRe: [PATCH 3/3] ARM 4Kstacks: Decrease poll and select stack usage, when using 4K stacks
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    On Wednesday 19 October 2011, Tim Bird wrote:
    > Reduce the max allowed size for struct poll_wqueue to avoid
    > using too much stack space in do_select() and do_sys_poll(),
    > when the kernel is using 4K stacks.
    >
    > Signed-off-by: Tim Bird <tim.bird@am.sony.com>

    Can you explain why this is necessary with 4K stacks? I would
    expect the poll() function never to be deeply nested, so 1K
    used in there doesn't sound too problematic.

    Arnd


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