From: Keith Owens <kaos@ocs.com.au>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] O(1) MQ scheduler J9 patch for IA64
Date: Sat, 02 Feb 2002 00:21:34 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590698805981@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590698805977@msgid-missing>
On Fri, 1 Feb 2002 15:45:32 +0100 (MET),
Erich Focht <efocht@ess.nec.de> wrote:
>please find attached a patch which aplies to
>
>linux-2.4.17 + kdb_common + ia64_patch + kdb_ia64 + sched-O1-2.4.17-J9.patch
>
>I had to add a function smp_call_function_nowait which sends an IPI and
>returns immediately in order to get rid of a IA64-specific race condition
>when the mmu_context wraps around. Now it makes a very stable and fast
>impression, interactive work is even possible while doing a "hackbench
>55" and ping flooding the machine... Tested on 2 CPU BigSur, 4 CPU LION,
>16 CPU AzusA.
Why is there a global change of current->processor to current->cpu?
That has knock on effects because #define cpu and references to that
macro also have to be changed. I don't see any benefit.
next prev parent reply other threads:[~2002-02-02 0:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-01 14:45 [Linux-ia64] O(1) MQ scheduler J9 patch for IA64 Erich Focht
2002-02-02 0:21 ` Keith Owens [this message]
2002-02-04 17:21 ` Erich Focht
2002-02-04 19:22 ` Ingo Molnar
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