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-rw-r--r--arch/sparc/Kconfig.debug4
-rw-r--r--arch/sparc/kernel/irq.c12
-rw-r--r--include/asm-sparc/irqflags.h39
-rw-r--r--include/asm-sparc/system.h22
4 files changed, 51 insertions, 26 deletions
diff --git a/arch/sparc/Kconfig.debug b/arch/sparc/Kconfig.debug
index 120f6b52934..87dd496f15e 100644
--- a/arch/sparc/Kconfig.debug
+++ b/arch/sparc/Kconfig.debug
@@ -1,5 +1,9 @@
menu "Kernel hacking"
+config TRACE_IRQFLAGS_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
config DEBUG_STACK_USAGE
diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c
index b76dc03fc31..722d67d3296 100644
--- a/arch/sparc/kernel/irq.c
+++ b/arch/sparc/kernel/irq.c
@@ -56,7 +56,7 @@
#define SMP_NOP2
#define SMP_NOP3
#endif /* SMP */
-unsigned long __local_irq_save(void)
+unsigned long __raw_local_irq_save(void)
{
unsigned long retval;
unsigned long tmp;
@@ -74,7 +74,7 @@ unsigned long __local_irq_save(void)
return retval;
}
-void local_irq_enable(void)
+void raw_local_irq_enable(void)
{
unsigned long tmp;
@@ -89,7 +89,7 @@ void local_irq_enable(void)
: "memory");
}
-void local_irq_restore(unsigned long old_psr)
+void raw_local_irq_restore(unsigned long old_psr)
{
unsigned long tmp;
@@ -105,9 +105,9 @@ void local_irq_restore(unsigned long old_psr)
: "memory");
}
-EXPORT_SYMBOL(__local_irq_save);
-EXPORT_SYMBOL(local_irq_enable);
-EXPORT_SYMBOL(local_irq_restore);
+EXPORT_SYMBOL(__raw_local_irq_save);
+EXPORT_SYMBOL(raw_local_irq_enable);
+EXPORT_SYMBOL(raw_local_irq_restore);
/*
* Dave Redman (djhr@tadpole.co.uk)
diff --git a/include/asm-sparc/irqflags.h b/include/asm-sparc/irqflags.h
new file mode 100644
index 00000000000..db398fb3282
--- /dev/null
+++ b/include/asm-sparc/irqflags.h
@@ -0,0 +1,39 @@
+/*
+ * include/asm-sparc/irqflags.h
+ *
+ * IRQ flags handling
+ *
+ * This file gets included from lowlevel asm headers too, to provide
+ * wrapped versions of the local_irq_*() APIs, based on the
+ * raw_local_irq_*() functions from the lowlevel headers.
+ */
+#ifndef _ASM_IRQFLAGS_H
+#define _ASM_IRQFLAGS_H
+
+#ifndef __ASSEMBLY__
+
+extern void raw_local_irq_restore(unsigned long);
+extern unsigned long __raw_local_irq_save(void);
+extern void raw_local_irq_enable(void);
+
+static inline unsigned long getipl(void)
+{
+ unsigned long retval;
+
+ __asm__ __volatile__("rd %%psr, %0" : "=r" (retval));
+ return retval;
+}
+
+#define raw_local_save_flags(flags) ((flags) = getipl())
+#define raw_local_irq_save(flags) ((flags) = __raw_local_irq_save())
+#define raw_local_irq_disable() ((void) __raw_local_irq_save())
+#define raw_irqs_disabled() ((getipl() & PSR_PIL) != 0)
+
+static inline int raw_irqs_disabled_flags(unsigned long flags)
+{
+ return ((flags & PSR_PIL) != 0);
+}
+
+#endif /* (__ASSEMBLY__) */
+
+#endif /* !(_ASM_IRQFLAGS_H) */
diff --git a/include/asm-sparc/system.h b/include/asm-sparc/system.h
index d1a2572e3f5..8c259de0261 100644
--- a/include/asm-sparc/system.h
+++ b/include/asm-sparc/system.h
@@ -15,6 +15,8 @@
#ifndef __ASSEMBLY__
+#include <linux/irqflags.h>
+
/*
* Sparc (general) CPU types
*/
@@ -164,26 +166,6 @@ extern void fpsave(unsigned long *fpregs, unsigned long *fsr,
"o0", "o1", "o2", "o3", "o7"); \
} while(0)
-/*
- * Changing the IRQ level on the Sparc.
- */
-extern void local_irq_restore(unsigned long);
-extern unsigned long __local_irq_save(void);
-extern void local_irq_enable(void);
-
-static inline unsigned long getipl(void)
-{
- unsigned long retval;
-
- __asm__ __volatile__("rd %%psr, %0" : "=r" (retval));
- return retval;
-}
-
-#define local_save_flags(flags) ((flags) = getipl())
-#define local_irq_save(flags) ((flags) = __local_irq_save())
-#define local_irq_disable() ((void) __local_irq_save())
-#define irqs_disabled() ((getipl() & PSR_PIL) != 0)
-
/* XXX Change this if we ever use a PSO mode kernel. */
#define mb() __asm__ __volatile__ ("" : : : "memory")
#define rmb() mb()