Re: spinlocks() are severely broken in 2.2.X and 2.4.X for modules

From: Keith Owens (kaos@ocs.com.au)
Date: Sat Jul 01 2000 - 09:07:10 EDT

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    On Sat, 1 Jul 2000 14:32:15 +0200,
    "Andi Kleen" <ak@suse.de> wrote:
    >Here is a quick hack. The results are slightly off because of section
    >padding though. It only works on object files or modules (vmlinux doesn't
    >have any reloc records)

    Why $SPINSIZE = 14? On ix86 most .text.lock code is
      call helper
      jmp 1b
    for 10 bytes. But code like __build_read_lock_const generates a lot
    more code. One size does not fit all.

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