Re: [patch] Real-Time Preemption, -RT-2.6.12-rc4-V0.7.47-06

From: Ingo Molnar (mingo_at_elte.hu)
Date: 05/30/05

  • Next message: James Bottomley: "Re: What breaks aic7xxx in post 2.6.12-rc2 ?" 
    Date:	Mon, 30 May 2005 20:09:24 +0200
To: Michal Schmidt <xschmi00@stud.feec.vutbr.cz>

    * Michal Schmidt <xschmi00@stud.feec.vutbr.cz> wrote:

    > Ingo Molnar wrote:
    > >* Ingo Molnar <mingo@elte.hu> wrote:
    > >>agreed - i've added your patch to my tree.
    > >
    > >with a small modification: i turned the error into a link-time error,
    > >because gcc parses both branches and will give a compiler-time warning
    > >even if the proper compat_semaphore is used.
    >
    > Oh, sorry. I actually had it produce a link-time error at first. But I
    > wanted so much to make it fail at compile time that I screwed it up and
    > didn't test both cases.
    >
    > However, what you have in RT-V0.7.47-13 is still not correct. Now it
    > again produces only a warning :-)
    > Patch attached. This time I really tested it in both cases. For struct
    > semaphore it fails at link-time. For struct compat_semaphore it compiles
    > without problems.

    ok - released -14 with this fix.

            Ingo

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