linux-kernel - Re: v2.6.21-rt3

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Message-Id: <1179778266.15427.38.camel@imap.mvista.com>
Date:	Mon, 21 May 2007 13:11:06 -0700
From:	Daniel Walker <dwalker@...sta.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: v2.6.21-rt3


Where did the arm ep93xx changes come from? It looks like patch below
came in with them in 2.6.21-rt6 ..

--- linux.orig/include/asm-arm/system.h
+++ linux/include/asm-arm/system.h
@@ -235,8 +235,9 @@ static inline void set_copro_access(unsi
  * so enable interrupts over the context switch to avoid high
  * latency.
  */
+#if 0 // preempt_rt hack, because warn_on in shedule.c triggers
 #define __ARCH_WANT_INTERRUPTS_ON_CTXSW
-
+#endif
 /*
  * switch_to(prev, next) should switch from task `prev' to `next'
  * `prev' will never be the same as `next'.  schedule() itself


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