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Message-ID: <12c511ca050912161732e1e3d7@mail.gmail.com>
Date: Mon, 12 Sep 2005 16:17:43 -0700
From: Tony Luck <tony.luck@gmail.com>
Reply-To: tony.luck@gmail.com
To: sam@ravnborg.org
Subject: Re: new asm-offsets.h patch problems
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <200509122102.j8CL2TW1021292@agluck-lia64.sc.intel.com>
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References: <200509122102.j8CL2TW1021292@agluck-lia64.sc.intel.com>
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Adding a small delay to arch/ia64/Makefile (caution cut&pasted patch, will
be mangled) gets rid of the non-determinism. I tried "make prepare" 50
times, and all of them generated the asm-offsets.h file correctly.

Without the sleep the score was 9 successes to 21 failures in 30 trials.

-Tony

--- a/arch/ia64/Makefile       2005-09-12 16:02:41.000000000 -0700
+++ b/arch/ia64/Makefile  2005-09-12 15:54:31.000000000 -0700
@@ -88,6 +88,7 @@
        mkdir -p include/asm-ia64
        [ -s include/asm-ia64/asm-offsets.h ] \
        || echo "#define IA64_TASK_SIZE 0" > include/asm-ia64/asm-offsets.h
+       sleep 2
        touch $@
-
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