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Date: Fri, 27 Aug 2010 03:00:12 +0100
From: David Howells <dhowells@...hat.com>
To: linux-arch@...r.kernel.org
Cc: dhowells@...hat.com, linux-kernel@...r.kernel.org
Subject: [PATCH 13/22] MIPS: Fix IRQ flags handling
---
arch/mips/include/asm/irqflags.h | 53 +++++++++++++++++++++-----------------
1 files changed, 29 insertions(+), 24 deletions(-)
diff --git a/arch/mips/include/asm/irqflags.h b/arch/mips/include/asm/irqflags.h
index 701ec0b..9ef3b0d 100644
--- a/arch/mips/include/asm/irqflags.h
+++ b/arch/mips/include/asm/irqflags.h
@@ -17,7 +17,7 @@
#include <asm/hazards.h>
__asm__(
- " .macro raw_local_irq_enable \n"
+ " .macro arch_local_irq_enable \n"
" .set push \n"
" .set reorder \n"
" .set noat \n"
@@ -40,7 +40,7 @@ __asm__(
extern void smtc_ipi_replay(void);
-static inline void raw_local_irq_enable(void)
+static inline void arch_local_irq_enable(void)
{
#ifdef CONFIG_MIPS_MT_SMTC
/*
@@ -50,7 +50,7 @@ static inline void raw_local_irq_enable(void)
smtc_ipi_replay();
#endif
__asm__ __volatile__(
- "raw_local_irq_enable"
+ "arch_local_irq_enable"
: /* no outputs */
: /* no inputs */
: "memory");
@@ -76,7 +76,7 @@ static inline void raw_local_irq_enable(void)
* Workaround: mask EXL bit of the result or place a nop before mfc0.
*/
__asm__(
- " .macro raw_local_irq_disable\n"
+ " .macro arch_local_irq_disable\n"
" .set push \n"
" .set noat \n"
#ifdef CONFIG_MIPS_MT_SMTC
@@ -97,17 +97,17 @@ __asm__(
" .set pop \n"
" .endm \n");
-static inline void raw_local_irq_disable(void)
+static inline void arch_local_irq_disable(void)
{
__asm__ __volatile__(
- "raw_local_irq_disable"
+ "arch_local_irq_disable"
: /* no outputs */
: /* no inputs */
: "memory");
}
__asm__(
- " .macro raw_local_save_flags flags \n"
+ " .macro arch_local_save_flags flags \n"
" .set push \n"
" .set reorder \n"
#ifdef CONFIG_MIPS_MT_SMTC
@@ -118,13 +118,15 @@ __asm__(
" .set pop \n"
" .endm \n");
-#define raw_local_save_flags(x) \
-__asm__ __volatile__( \
- "raw_local_save_flags %0" \
- : "=r" (x))
+static inline unsigned long arch_local_save_flags(void)
+{
+ unsigned long flags;
+ asm volatile("arch_local_save_flags %0" : "=r" (flags));
+ return flags;
+}
__asm__(
- " .macro raw_local_irq_save result \n"
+ " .macro arch_local_irq_save result \n"
" .set push \n"
" .set reorder \n"
" .set noat \n"
@@ -148,15 +150,18 @@ __asm__(
" .set pop \n"
" .endm \n");
-#define raw_local_irq_save(x) \
-__asm__ __volatile__( \
- "raw_local_irq_save\t%0" \
- : "=r" (x) \
- : /* no inputs */ \
- : "memory")
+static inline unsigned long arch_local_irq_save(void)
+{
+ unsigned long flags;
+ asm volatile("arch_local_irq_save\t%0"
+ : "=r" (flags)
+ : /* no inputs */
+ : "memory");
+ return flags;
+}
__asm__(
- " .macro raw_local_irq_restore flags \n"
+ " .macro arch_local_irq_restore flags \n"
" .set push \n"
" .set noreorder \n"
" .set noat \n"
@@ -196,7 +201,7 @@ __asm__(
" .endm \n");
-static inline void raw_local_irq_restore(unsigned long flags)
+static inline void arch_local_irq_restore(unsigned long flags)
{
unsigned long __tmp1;
@@ -211,24 +216,24 @@ static inline void raw_local_irq_restore(unsigned long flags)
#endif
__asm__ __volatile__(
- "raw_local_irq_restore\t%0"
+ "arch_local_irq_restore\t%0"
: "=r" (__tmp1)
: "0" (flags)
: "memory");
}
-static inline void __raw_local_irq_restore(unsigned long flags)
+static inline void __arch_local_irq_restore(unsigned long flags)
{
unsigned long __tmp1;
__asm__ __volatile__(
- "raw_local_irq_restore\t%0"
+ "arch_local_irq_restore\t%0"
: "=r" (__tmp1)
: "0" (flags)
: "memory");
}
-static inline int raw_irqs_disabled_flags(unsigned long flags)
+static inline int arch_irqs_disabled_flags(unsigned long flags)
{
#ifdef CONFIG_MIPS_MT_SMTC
/*
--
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