Re: [patch] Real-Time Preemption, -VP-2.6.9-rc4-mm1-U2

From: Adam Heath (doogie_at_debian.org)
Date: 10/15/04

  • Next message: Rusty Russell: "Re: Fw: signed kernel modules?" 
    Date:	Thu, 14 Oct 2004 19:41:52 -0500 (CDT)
To: Ingo Molnar <mingo@elte.hu>

    On Thu, 14 Oct 2004, Adam Heath wrote:

    > On Fri, 15 Oct 2004, Ingo Molnar wrote:
    >
    > >
    > > i have released the -U2 PREEMPT_REALTIME patch:
    > >
    > > http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc4-mm1-U2
    >
    > kernel/latency.c: In function `add_preempt_count':
    > kernel/latency.c:390: error: structure has no member named `preempt_trace_eip'
    > kernel/latency.c:394: error: structure has no member named `preempt_trace_parent_eip'

    Here's a patch:

    --- kernel/latency.c.orig 2004-10-14 19:36:26.000000000 -0500
    +++ kernel/latency.c 2004-10-14 19:33:30.000000000 -0500
    @@ -387,11 +387,9 @@
             if (val <= 10) {
                     unsigned int idx = preempt_count() & PREEMPT_MASK;
                     if (idx < MAX_PREEMPT_TRACE) {
    - current->preempt_trace_eip[idx] = eip;
     #ifdef CONFIG_LATENCY_TRACE
    + current->preempt_trace_eip[idx] = eip;
                             current->preempt_trace_parent_eip[idx] = parent_eip;
    -#else
    - current->preempt_trace_parent_eip[idx] = 0;
     #endif
                     }
             } 

    --
-
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