Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=42e0a9aa5d467188687c6b705412578e53c14af6
Commit:     42e0a9aa5d467188687c6b705412578e53c14af6
Parent:     3c6bb07ac1b4174318606a26f0de8ceb9f6d8133
Author:     Thomas Gleixner <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:30:15 2008 +0100
Committer:  Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:30:15 2008 +0100

    x86: use u32 for some lapic functions
    
    Use u32 so 32 and 64bit have the same interface.
    
    Andrew Morton: xen, lguest build fixes
    
    Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
---
 arch/x86/kernel/apic_32.c  |    4 ++--
 arch/x86/lguest/boot.c     |    4 ++--
 arch/x86/xen/enlighten.c   |    4 ++--
 include/asm-x86/apic_32.h  |   16 +++++++---------
 include/asm-x86/apic_64.h  |    6 +++---
 include/asm-x86/paravirt.h |   12 ++++++------
 6 files changed, 22 insertions(+), 24 deletions(-)

diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index a56c782..3a069ac 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -135,9 +135,9 @@ void apic_wait_icr_idle(void)
                cpu_relax();
 }
 
-unsigned long safe_apic_wait_icr_idle(void)
+u32 safe_apic_wait_icr_idle(void)
 {
-       unsigned long send_status;
+       u32 send_status;
        int timeout;
 
        timeout = 0;
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 92c5611..df04bf8 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -788,11 +788,11 @@ static void lguest_wbinvd(void)
  * code qualifies for Advanced.  It will also never interrupt anything.  It
  * does, however, allow us to get through the Linux boot code. */
 #ifdef CONFIG_X86_LOCAL_APIC
-static void lguest_apic_write(unsigned long reg, unsigned long v)
+static void lguest_apic_write(unsigned long reg, u32 v)
 {
 }
 
-static unsigned long lguest_apic_read(unsigned long reg)
+static u32 lguest_apic_read(unsigned long reg)
 {
        return 0;
 }
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 79ad152..0082940 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -521,12 +521,12 @@ static void xen_io_delay(void)
 }
 
 #ifdef CONFIG_X86_LOCAL_APIC
-static unsigned long xen_apic_read(unsigned long reg)
+static u32 xen_apic_read(unsigned long reg)
 {
        return 0;
 }
 
-static void xen_apic_write(unsigned long reg, unsigned long val)
+static void xen_apic_write(unsigned long reg, u32 val)
 {
        /* Warn to see if there's any stray references */
        WARN_ON(1);
diff --git a/include/asm-x86/apic_32.h b/include/asm-x86/apic_32.h
index f909e2d..649e9a6 100644
--- a/include/asm-x86/apic_32.h
+++ b/include/asm-x86/apic_32.h
@@ -51,25 +51,23 @@ extern int local_apic_timer_disabled;
 #define setup_secondary_clock setup_secondary_APIC_clock
 #endif
 
-static __inline fastcall void native_apic_write(unsigned long reg,
-                                               unsigned long v)
+static __inline fastcall void native_apic_write(unsigned long reg, u32 v)
 {
-       *((volatile unsigned long *)(APIC_BASE+reg)) = v;
+       *((volatile u32 *)(APIC_BASE + reg)) = v;
 }
 
-static __inline fastcall void native_apic_write_atomic(unsigned long reg,
-                                                      unsigned long v)
+static __inline fastcall void native_apic_write_atomic(unsigned long reg, u32 
v)
 {
-       xchg((volatile unsigned long *)(APIC_BASE+reg), v);
+       (void) xchg((u32 *)(APIC_BASE + reg), v);
 }
 
-static __inline fastcall unsigned long native_apic_read(unsigned long reg)
+static __inline fastcall u32 native_apic_read(unsigned long reg)
 {
-       return *((volatile unsigned long *)(APIC_BASE+reg));
+       return *((volatile u32 *)(APIC_BASE + reg));
 }
 
 extern void apic_wait_icr_idle(void);
-extern unsigned long safe_apic_wait_icr_idle(void);
+extern u32 safe_apic_wait_icr_idle(void);
 extern int get_physical_broadcast(void);
 
 #ifdef CONFIG_X86_GOOD_APIC
diff --git a/include/asm-x86/apic_64.h b/include/asm-x86/apic_64.h
index 7bfad02..9d0c06c 100644
--- a/include/asm-x86/apic_64.h
+++ b/include/asm-x86/apic_64.h
@@ -38,14 +38,14 @@ struct pt_regs;
  * Basic functions accessing APICs.
  */
 
-static __inline void apic_write(unsigned long reg, unsigned int v)
+static __inline void apic_write(unsigned long reg, u32 v)
 {
        *((volatile unsigned int *)(APIC_BASE+reg)) = v;
 }
 
-static __inline unsigned int apic_read(unsigned long reg)
+static __inline u32 apic_read(unsigned long reg)
 {
-       return *((volatile unsigned int *)(APIC_BASE+reg));
+       return *((volatile u32 *)(APIC_BASE+reg));
 }
 
 extern void apic_wait_icr_idle(void);
diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h
index f59d370..19fd3e6 100644
--- a/include/asm-x86/paravirt.h
+++ b/include/asm-x86/paravirt.h
@@ -150,9 +150,9 @@ struct pv_apic_ops {
         * Direct APIC operations, principally for VMI.  Ideally
         * these shouldn't be in this interface.
         */
-       void (*apic_write)(unsigned long reg, unsigned long v);
-       void (*apic_write_atomic)(unsigned long reg, unsigned long v);
-       unsigned long (*apic_read)(unsigned long reg);
+       void (*apic_write)(unsigned long reg, u32 v);
+       void (*apic_write_atomic)(unsigned long reg, u32 v);
+       u32 (*apic_read)(unsigned long reg);
        void (*setup_boot_clock)(void);
        void (*setup_secondary_clock)(void);
 
@@ -690,17 +690,17 @@ static inline void slow_down_io(void) {
 /*
  * Basic functions accessing APICs.
  */
-static inline void apic_write(unsigned long reg, unsigned long v)
+static inline void apic_write(unsigned long reg, u32 v)
 {
        PVOP_VCALL2(pv_apic_ops.apic_write, reg, v);
 }
 
-static inline void apic_write_atomic(unsigned long reg, unsigned long v)
+static inline void apic_write_atomic(unsigned long reg, u32 v)
 {
        PVOP_VCALL2(pv_apic_ops.apic_write_atomic, reg, v);
 }
 
-static inline unsigned long apic_read(unsigned long reg)
+static inline u32 apic_read(unsigned long reg)
 {
        return PVOP_CALL1(unsigned long, pv_apic_ops.apic_read, reg);
 }
-
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