Messages in this thread | | | From | "Bodo Eggert <>" <> | Subject | Re: [PATCH x86_64] Live Patching Function on 2.6.11.7 | Date | Mon, 18 Apr 2005 12:59:17 +0200 |
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Takashi Ikebe <ikebe.takashi@lab.ntt.co.jp> wrote:
> systr_pmem_read() and systr_pmem_write() just calls ptrace > PTRACE_PEEKTEXT/DATA repeatedly.... In this case we need to *stop* target > process whenever patch modules is loading....
You'll have to do that anyway, since you'll need to atomically store two machine words. At least you'll have to lock access to the corresponding memory page(s). -- Error, no keyboard -- press F1 to continue.
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