Ingo Molnar wrote:
> i have released the v2.6.20-rt1 kernel...
There was also a problem with the patch for arch/mips/kernel/entry.S
Some kind of cruft was in the patch.
Below is a patch which fixes both issues. It at least allows compilation.
I haven't turned anything on, or looked at runtime yet.
Index: alp-linux/arch/mips/kernel/entry.S
===================================================================
--- alp-linux.orig/arch/mips/kernel/entry.S 2007-05-03 12:28:38.000000000 -0700
+++ alp-linux/arch/mips/kernel/entry.S 2007-05-03 12:21:47.000000000 -0700
@@ -21,8 +21,6 @@
#endif
#ifndef CONFIG_PREEMPT
-<<<<<<< delete local_irq_disable
- raw_local_irq_disable
#define resume_kernel restore_all
#else
#define __ret_from_irq ret_from_exception
@@ -32,7 +30,7 @@
.align 5
#ifndef CONFIG_PREEMPT
FEXPORT(ret_from_exception)
- local_irq_disable # preempt stop
+ raw_local_irq_disable # preempt stop
b __ret_from_irq
#endif
FEXPORT(ret_from_irq)
Index: alp-linux/include/asm-mips/atomic.h
===================================================================
--- alp-linux.orig/include/asm-mips/atomic.h 2007-05-03 12:28:38.000000000 -0700
+++ alp-linux/include/asm-mips/atomic.h 2007-05-03 11:56:58.000000000 -0700
@@ -566,7 +566,6 @@
raw_local_irq_restore(flags);
}
#endif
-#endif
smp_mb();
=============================
Tim Bird
Architecture Group Chair, CE Linux Forum
Senior Staff Engineer, Sony Electronics
=============================
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